summaryrefslogtreecommitdiffstats
path: root/src/testdir/test_functions.vim
diff options
context:
space:
mode:
Diffstat (limited to 'src/testdir/test_functions.vim')
-rw-r--r--src/testdir/test_functions.vim3078
1 files changed, 3078 insertions, 0 deletions
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
new file mode 100644
index 0000000..3bea88d
--- /dev/null
+++ b/src/testdir/test_functions.vim
@@ -0,0 +1,3078 @@
+" Tests for various functions.
+
+source shared.vim
+source check.vim
+source term_util.vim
+source screendump.vim
+import './vim9.vim' as v9
+
+" Must be done first, since the alternate buffer must be unset.
+func Test_00_bufexists()
+ call assert_equal(0, bufexists('does_not_exist'))
+ call assert_equal(1, bufexists(bufnr('%')))
+ call assert_equal(0, bufexists(0))
+ new Xfoo
+ let bn = bufnr('%')
+ call assert_equal(1, bufexists(bn))
+ call assert_equal(1, bufexists('Xfoo'))
+ call assert_equal(1, bufexists(getcwd() . '/Xfoo'))
+ call assert_equal(1, bufexists(0))
+ bw
+ call assert_equal(0, bufexists(bn))
+ call assert_equal(0, bufexists('Xfoo'))
+endfunc
+
+func Test_has()
+ call assert_equal(1, has('eval'))
+ call assert_equal(1, has('eval', 1))
+
+ if has('unix')
+ call assert_equal(1, or(has('ttyin'), 1))
+ call assert_equal(0, and(has('ttyout'), 0))
+ call assert_equal(1, has('multi_byte_encoding'))
+ endif
+ call assert_equal(1, has('vcon', 1))
+ call assert_equal(1, has('mouse_gpm_enabled', 1))
+
+ call assert_equal(0, has('nonexistent'))
+ call assert_equal(0, has('nonexistent', 1))
+
+ " Will we ever have patch 9999?
+ let ver = 'patch-' .. v:version / 100 .. '.' .. v:version % 100 .. '.9999'
+ call assert_equal(0, has(ver))
+
+ " There actually isn't a patch 9.0.0, but this is more consistent.
+ call assert_equal(1, has('patch-9.0.0'))
+endfunc
+
+func Test_empty()
+ call assert_equal(1, empty(''))
+ call assert_equal(0, empty('a'))
+
+ call assert_equal(1, empty(0))
+ call assert_equal(1, empty(-0))
+ call assert_equal(0, empty(1))
+ call assert_equal(0, empty(-1))
+
+ call assert_equal(1, empty(0.0))
+ call assert_equal(1, empty(-0.0))
+ call assert_equal(0, empty(1.0))
+ call assert_equal(0, empty(-1.0))
+ call assert_equal(0, empty(1.0/0.0))
+ call assert_equal(0, empty(0.0/0.0))
+
+ call assert_equal(1, empty([]))
+ call assert_equal(0, empty(['a']))
+
+ call assert_equal(1, empty({}))
+ call assert_equal(0, empty({'a':1}))
+
+ call assert_equal(1, empty(v:null))
+ call assert_equal(1, empty(v:none))
+ call assert_equal(1, empty(v:false))
+ call assert_equal(0, empty(v:true))
+
+ if has('channel')
+ call assert_equal(1, empty(test_null_channel()))
+ endif
+ if has('job')
+ call assert_equal(1, empty(test_null_job()))
+ endif
+
+ call assert_equal(0, empty(function('Test_empty')))
+ call assert_equal(0, empty(function('Test_empty', [0])))
+
+ call assert_fails("call empty(test_void())", 'E685:')
+ call assert_fails("call empty(test_unknown())", 'E685:')
+endfunc
+
+func Test_test_void()
+ call assert_fails('echo 1 == test_void()', 'E1031:')
+ call assert_fails('echo 1.0 == test_void()', 'E1031:')
+ call assert_fails('let x = json_encode(test_void())', 'E685:')
+ call assert_fails('let x = copy(test_void())', 'E685:')
+ call assert_fails('let x = copy([test_void()])', 'E1031:')
+endfunc
+
+func Test_islocked()
+ call assert_fails('call islocked(99)', 'E475:')
+ call assert_fails('call islocked("s: x")', 'E488:')
+endfunc
+
+func Test_len()
+ call assert_equal(1, len(0))
+ call assert_equal(2, len(12))
+
+ call assert_equal(0, len(''))
+ call assert_equal(2, len('ab'))
+
+ call assert_equal(0, len([]))
+ call assert_equal(0, len(test_null_list()))
+ call assert_equal(2, len([2, 1]))
+
+ call assert_equal(0, len({}))
+ call assert_equal(0, len(test_null_dict()))
+ call assert_equal(2, len({'a': 1, 'b': 2}))
+
+ call assert_fails('call len(v:none)', 'E701:')
+ call assert_fails('call len({-> 0})', 'E701:')
+endfunc
+
+func Test_max()
+ call assert_equal(0, max([]))
+ call assert_equal(2, max([2]))
+ call assert_equal(2, max([1, 2]))
+ call assert_equal(2, max([1, 2, v:null]))
+
+ call assert_equal(0, max({}))
+ call assert_equal(2, max({'a':1, 'b':2}))
+
+ call assert_fails('call max(1)', 'E712:')
+ call assert_fails('call max(v:none)', 'E712:')
+
+ " check we only get one error
+ call assert_fails('call max([#{}, [1]])', ['E728:', 'E728:'])
+ call assert_fails('call max(#{a: {}, b: [1]})', ['E728:', 'E728:'])
+endfunc
+
+func Test_min()
+ call assert_equal(0, min([]))
+ call assert_equal(2, min([2]))
+ call assert_equal(1, min([1, 2]))
+ call assert_equal(0, min([1, 2, v:null]))
+
+ call assert_equal(0, min({}))
+ call assert_equal(1, min({'a':1, 'b':2}))
+
+ call assert_fails('call min(1)', 'E712:')
+ call assert_fails('call min(v:none)', 'E712:')
+ call assert_fails('call min([1, {}])', 'E728:')
+
+ " check we only get one error
+ call assert_fails('call min([[1], #{}])', ['E745:', 'E745:'])
+ call assert_fails('call min(#{a: [1], b: #{}})', ['E745:', 'E745:'])
+endfunc
+
+func Test_strwidth()
+ for aw in ['single', 'double']
+ exe 'set ambiwidth=' . aw
+ call assert_equal(0, strwidth(''))
+ call assert_equal(1, strwidth("\t"))
+ call assert_equal(3, strwidth('Vim'))
+ call assert_equal(4, strwidth(1234))
+ call assert_equal(5, strwidth(-1234))
+
+ call assert_equal(2, strwidth('😉'))
+ call assert_equal(17, strwidth('Eĥoŝanĝo ĉiuĵaŭde'))
+ call assert_equal((aw == 'single') ? 6 : 7, strwidth('Straße'))
+
+ call assert_fails('call strwidth({->0})', 'E729:')
+ call assert_fails('call strwidth([])', 'E730:')
+ call assert_fails('call strwidth({})', 'E731:')
+ endfor
+
+ call assert_equal(3, strwidth(1.2))
+ call v9.CheckDefAndScriptFailure(['echo strwidth(1.2)'], ['E1013: Argument 1: type mismatch, expected string but got float', 'E1174: String required for argument 1'])
+
+ set ambiwidth&
+endfunc
+
+func Test_str2nr()
+ call assert_equal(0, str2nr(''))
+ call assert_equal(1, str2nr('1'))
+ call assert_equal(1, str2nr(' 1 '))
+
+ call assert_equal(1, str2nr('+1'))
+ call assert_equal(1, str2nr('+ 1'))
+ call assert_equal(1, str2nr(' + 1 '))
+
+ call assert_equal(-1, str2nr('-1'))
+ call assert_equal(-1, str2nr('- 1'))
+ call assert_equal(-1, str2nr(' - 1 '))
+
+ call assert_equal(123456789, str2nr('123456789'))
+ call assert_equal(-123456789, str2nr('-123456789'))
+
+ call assert_equal(5, str2nr('101', 2))
+ call assert_equal(5, '0b101'->str2nr(2))
+ call assert_equal(5, str2nr('0B101', 2))
+ call assert_equal(-5, str2nr('-101', 2))
+ call assert_equal(-5, str2nr('-0b101', 2))
+ call assert_equal(-5, str2nr('-0B101', 2))
+
+ call assert_equal(65, str2nr('101', 8))
+ call assert_equal(65, str2nr('0101', 8))
+ call assert_equal(-65, str2nr('-101', 8))
+ call assert_equal(-65, str2nr('-0101', 8))
+ call assert_equal(65, str2nr('0o101', 8))
+ call assert_equal(65, str2nr('0O0101', 8))
+ call assert_equal(-65, str2nr('-0O101', 8))
+ call assert_equal(-65, str2nr('-0o0101', 8))
+
+ call assert_equal(11259375, str2nr('abcdef', 16))
+ call assert_equal(11259375, str2nr('ABCDEF', 16))
+ call assert_equal(-11259375, str2nr('-ABCDEF', 16))
+ call assert_equal(11259375, str2nr('0xabcdef', 16))
+ call assert_equal(11259375, str2nr('0Xabcdef', 16))
+ call assert_equal(11259375, str2nr('0XABCDEF', 16))
+ call assert_equal(-11259375, str2nr('-0xABCDEF', 16))
+
+ call assert_equal(1, str2nr("1'000'000", 10, 0))
+ call assert_equal(256, str2nr("1'0000'0000", 2, 1))
+ call assert_equal(262144, str2nr("1'000'000", 8, 1))
+ call assert_equal(1000000, str2nr("1'000'000", 10, 1))
+ call assert_equal(1000, str2nr("1'000''000", 10, 1))
+ call assert_equal(65536, str2nr("1'00'00", 16, 1))
+
+ call assert_equal(0, str2nr('0x10'))
+ call assert_equal(0, str2nr('0b10'))
+ call assert_equal(0, str2nr('0o10'))
+ call assert_equal(1, str2nr('12', 2))
+ call assert_equal(1, str2nr('18', 8))
+ call assert_equal(1, str2nr('1g', 16))
+
+ call assert_equal(0, str2nr(v:null))
+ call assert_equal(0, str2nr(v:none))
+
+ call assert_fails('call str2nr([])', 'E730:')
+ call assert_fails('call str2nr({->2})', 'E729:')
+ call assert_equal(1, str2nr(1.2))
+ call v9.CheckDefAndScriptFailure(['echo str2nr(1.2)'], ['E1013: Argument 1: type mismatch, expected string but got float', 'E1174: String required for argument 1'])
+ call assert_fails('call str2nr(10, [])', 'E745:')
+endfunc
+
+func Test_strftime()
+ CheckFunction strftime
+
+ " Format of strftime() depends on system. We assume
+ " that basic formats tested here are available and
+ " identical on all systems which support strftime().
+ "
+ " The 2nd parameter of strftime() is a local time, so the output day
+ " of strftime() can be 17 or 18, depending on timezone.
+ call assert_match('^2017-01-1[78]$', strftime('%Y-%m-%d', 1484695512))
+ "
+ call assert_match('^\d\d\d\d-\(0\d\|1[012]\)-\([012]\d\|3[01]\) \([01]\d\|2[0-3]\):[0-5]\d:\([0-5]\d\|60\)$', '%Y-%m-%d %H:%M:%S'->strftime())
+
+ call assert_fails('call strftime([])', 'E730:')
+ call assert_fails('call strftime("%Y", [])', 'E745:')
+
+ " Check that the time changes after we change the timezone
+ " Save previous timezone value, if any
+ if exists('$TZ')
+ let tz = $TZ
+ endif
+
+ " Force EST and then UTC, save the current hour (24-hour clock) for each
+ let $TZ = 'EST' | let est = strftime('%H')
+ let $TZ = 'UTC' | let utc = strftime('%H')
+
+ " Those hours should be two bytes long, and should not be the same; if they
+ " are, a tzset(3) call may have failed somewhere
+ call assert_equal(strlen(est), 2)
+ call assert_equal(strlen(utc), 2)
+ " TODO: this fails on MS-Windows
+ if has('unix')
+ call assert_notequal(est, utc)
+ endif
+
+ " If we cached a timezone value, put it back, otherwise clear it
+ if exists('tz')
+ let $TZ = tz
+ else
+ unlet $TZ
+ endif
+endfunc
+
+func Test_strptime()
+ CheckFunction strptime
+
+ if exists('$TZ')
+ let tz = $TZ
+ endif
+ let $TZ = 'UTC'
+
+ call assert_equal(1484653763, strptime('%Y-%m-%d %T', '2017-01-17 11:49:23'))
+
+ " Force DST and check that it's considered
+ let $TZ = 'WINTER0SUMMER,J1,J365'
+ call assert_equal(1484653763 - 3600, strptime('%Y-%m-%d %T', '2017-01-17 11:49:23'))
+
+ call assert_fails('call strptime()', 'E119:')
+ call assert_fails('call strptime("xxx")', 'E119:')
+ call assert_equal(0, strptime("%Y", ''))
+ call assert_equal(0, strptime("%Y", "xxx"))
+
+ if exists('tz')
+ let $TZ = tz
+ else
+ unlet $TZ
+ endif
+endfunc
+
+func Test_resolve_unix()
+ CheckUnix
+
+ " Xlink1 -> Xlink2
+ " Xlink2 -> Xlink3
+ silent !ln -s -f Xlink2 Xlink1
+ silent !ln -s -f Xlink3 Xlink2
+ call assert_equal('Xlink3', resolve('Xlink1'))
+ call assert_equal('./Xlink3', resolve('./Xlink1'))
+ call assert_equal('Xlink3/', resolve('Xlink2/'))
+ " FIXME: these tests result in things like "Xlink2/" instead of "Xlink3/"?!
+ "call assert_equal('Xlink3/', resolve('Xlink1/'))
+ "call assert_equal('./Xlink3/', resolve('./Xlink1/'))
+ "call assert_equal(getcwd() . '/Xlink3/', resolve(getcwd() . '/Xlink1/'))
+ call assert_equal(getcwd() . '/Xlink3', resolve(getcwd() . '/Xlink1'))
+
+ " Test resolve() with a symlink cycle.
+ " Xlink1 -> Xlink2
+ " Xlink2 -> Xlink3
+ " Xlink3 -> Xlink1
+ silent !ln -s -f Xlink1 Xlink3
+ call assert_fails('call resolve("Xlink1")', 'E655:')
+ call assert_fails('call resolve("./Xlink1")', 'E655:')
+ call assert_fails('call resolve("Xlink2")', 'E655:')
+ call assert_fails('call resolve("Xlink3")', 'E655:')
+ call delete('Xlink1')
+ call delete('Xlink2')
+ call delete('Xlink3')
+
+ silent !ln -s -f Xresolvedir//Xfile Xresolvelink
+ call assert_equal('Xresolvedir/Xfile', resolve('Xresolvelink'))
+ call delete('Xresolvelink')
+
+ silent !ln -s -f Xlink2/ Xlink1
+ call assert_equal('Xlink2', 'Xlink1'->resolve())
+ call assert_equal('Xlink2/', resolve('Xlink1/'))
+ call delete('Xlink1')
+
+ silent !ln -s -f ./Xlink2 Xlink1
+ call assert_equal('Xlink2', resolve('Xlink1'))
+ call assert_equal('./Xlink2', resolve('./Xlink1'))
+ call delete('Xlink1')
+
+ call assert_equal('/', resolve('/'))
+endfunc
+
+func s:normalize_fname(fname)
+ let ret = substitute(a:fname, '\', '/', 'g')
+ let ret = substitute(ret, '//', '/', 'g')
+ return ret->tolower()
+endfunc
+
+func Test_resolve_win32()
+ CheckMSWindows
+
+ " test for shortcut file
+ if executable('cscript')
+ new Xresfile
+ wq
+ let lines =<< trim END
+ Set fs = CreateObject("Scripting.FileSystemObject")
+ Set ws = WScript.CreateObject("WScript.Shell")
+ Set shortcut = ws.CreateShortcut("Xlink.lnk")
+ shortcut.TargetPath = fs.BuildPath(ws.CurrentDirectory, "Xresfile")
+ shortcut.Save
+ END
+ call writefile(lines, 'link.vbs')
+ silent !cscript link.vbs
+ call delete('link.vbs')
+ call assert_equal(s:normalize_fname(getcwd() . '\Xresfile'), s:normalize_fname(resolve('./Xlink.lnk')))
+ call delete('Xresfile')
+
+ call assert_equal(s:normalize_fname(getcwd() . '\Xresfile'), s:normalize_fname(resolve('./Xlink.lnk')))
+ call delete('Xlink.lnk')
+ else
+ echomsg 'skipped test for shortcut file'
+ endif
+
+ " remove files
+ call delete('Xlink')
+ call delete('Xdir', 'd')
+ call delete('Xresfile')
+
+ " test for symbolic link to a file
+ new Xresfile
+ wq
+ call assert_equal('Xresfile', resolve('Xresfile'))
+ silent !mklink Xlink Xresfile
+ if !v:shell_error
+ call assert_equal(s:normalize_fname(getcwd() . '\Xresfile'), s:normalize_fname(resolve('./Xlink')))
+ call delete('Xlink')
+ else
+ echomsg 'skipped test for symbolic link to a file'
+ endif
+ call delete('Xresfile')
+
+ " test for junction to a directory
+ call mkdir('Xdir')
+ silent !mklink /J Xlink Xdir
+ if !v:shell_error
+ call assert_equal(s:normalize_fname(getcwd() . '\Xdir'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
+
+ call delete('Xdir', 'd')
+
+ " test for junction already removed
+ call assert_equal(s:normalize_fname(getcwd() . '\Xlink'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
+ call delete('Xlink')
+ else
+ echomsg 'skipped test for junction to a directory'
+ call delete('Xdir', 'd')
+ endif
+
+ " test for symbolic link to a directory
+ call mkdir('Xdir')
+ silent !mklink /D Xlink Xdir
+ if !v:shell_error
+ call assert_equal(s:normalize_fname(getcwd() . '\Xdir'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
+
+ call delete('Xdir', 'd')
+
+ " test for symbolic link already removed
+ call assert_equal(s:normalize_fname(getcwd() . '\Xlink'), s:normalize_fname(resolve(getcwd() . '/Xlink')))
+ call delete('Xlink')
+ else
+ echomsg 'skipped test for symbolic link to a directory'
+ call delete('Xdir', 'd')
+ endif
+
+ " test for buffer name
+ new Xbuffile
+ wq
+ silent !mklink Xlink Xbuffile
+ if !v:shell_error
+ edit Xlink
+ call assert_equal('Xlink', bufname('%'))
+ call delete('Xlink')
+ bw!
+ else
+ echomsg 'skipped test for buffer name'
+ endif
+ call delete('Xbuffile')
+
+ " test for reparse point
+ call mkdir('Xdir')
+ call assert_equal('Xdir', resolve('Xdir'))
+ silent !mklink /D Xdirlink Xdir
+ if !v:shell_error
+ w Xdir/text.txt
+ call assert_equal('Xdir/text.txt', resolve('Xdir/text.txt'))
+ call assert_equal(s:normalize_fname(getcwd() . '\Xdir\text.txt'), s:normalize_fname(resolve('Xdirlink\text.txt')))
+ call assert_equal(s:normalize_fname(getcwd() . '\Xdir'), s:normalize_fname(resolve('Xdirlink')))
+ call delete('Xdirlink')
+ else
+ echomsg 'skipped test for reparse point'
+ endif
+
+ call delete('Xdir', 'rf')
+endfunc
+
+func Test_simplify()
+ call assert_equal('', simplify(''))
+ call assert_equal('/', simplify('/'))
+ call assert_equal('/', simplify('/.'))
+ call assert_equal('/', simplify('/..'))
+ call assert_equal('/...', simplify('/...'))
+ call assert_equal('//path', simplify('//path'))
+ if has('unix')
+ call assert_equal('/path', simplify('///path'))
+ call assert_equal('/path', simplify('////path'))
+ endif
+
+ call assert_equal('./dir/file', './dir/file'->simplify())
+ call assert_equal('./dir/file', simplify('.///dir//file'))
+ call assert_equal('./dir/file', simplify('./dir/./file'))
+ call assert_equal('./file', simplify('./dir/../file'))
+ call assert_equal('../dir/file', simplify('dir/../../dir/file'))
+ call assert_equal('./file', simplify('dir/.././file'))
+ call assert_equal('../dir', simplify('./../dir'))
+ call assert_equal('..', simplify('../testdir/..'))
+ call mkdir('Xsimpdir')
+ call assert_equal('.', simplify('Xsimpdir/../.'))
+ call delete('Xsimpdir', 'd')
+
+ call assert_fails('call simplify({->0})', 'E729:')
+ call assert_fails('call simplify([])', 'E730:')
+ call assert_fails('call simplify({})', 'E731:')
+ call assert_equal('1.2', simplify(1.2))
+ call v9.CheckDefAndScriptFailure(['echo simplify(1.2)'], ['E1013: Argument 1: type mismatch, expected string but got float', 'E1174: String required for argument 1'])
+endfunc
+
+func Test_pathshorten()
+ call assert_equal('', pathshorten(''))
+ call assert_equal('foo', pathshorten('foo'))
+ call assert_equal('/foo', '/foo'->pathshorten())
+ call assert_equal('f/', pathshorten('foo/'))
+ call assert_equal('f/bar', pathshorten('foo/bar'))
+ call assert_equal('f/b/foobar', 'foo/bar/foobar'->pathshorten())
+ call assert_equal('/f/b/foobar', pathshorten('/foo/bar/foobar'))
+ call assert_equal('.f/bar', pathshorten('.foo/bar'))
+ call assert_equal('~f/bar', pathshorten('~foo/bar'))
+ call assert_equal('~.f/bar', pathshorten('~.foo/bar'))
+ call assert_equal('.~f/bar', pathshorten('.~foo/bar'))
+ call assert_equal('~/f/bar', pathshorten('~/foo/bar'))
+ call assert_fails('call pathshorten([])', 'E730:')
+
+ " test pathshorten with optional variable to set preferred size of shortening
+ call assert_equal('', pathshorten('', 2))
+ call assert_equal('foo', pathshorten('foo', 2))
+ call assert_equal('/foo', pathshorten('/foo', 2))
+ call assert_equal('fo/', pathshorten('foo/', 2))
+ call assert_equal('fo/bar', pathshorten('foo/bar', 2))
+ call assert_equal('fo/ba/foobar', pathshorten('foo/bar/foobar', 2))
+ call assert_equal('/fo/ba/foobar', pathshorten('/foo/bar/foobar', 2))
+ call assert_equal('.fo/bar', pathshorten('.foo/bar', 2))
+ call assert_equal('~fo/bar', pathshorten('~foo/bar', 2))
+ call assert_equal('~.fo/bar', pathshorten('~.foo/bar', 2))
+ call assert_equal('.~fo/bar', pathshorten('.~foo/bar', 2))
+ call assert_equal('~/fo/bar', pathshorten('~/foo/bar', 2))
+ call assert_fails('call pathshorten([],2)', 'E730:')
+ call assert_notequal('~/fo/bar', pathshorten('~/foo/bar', 3))
+ call assert_equal('~/foo/bar', pathshorten('~/foo/bar', 3))
+ call assert_equal('~/f/bar', pathshorten('~/foo/bar', 0))
+endfunc
+
+func Test_strpart()
+ call assert_equal('de', strpart('abcdefg', 3, 2))
+ call assert_equal('ab', strpart('abcdefg', -2, 4))
+ call assert_equal('abcdefg', 'abcdefg'->strpart(-2))
+ call assert_equal('fg', strpart('abcdefg', 5, 4))
+ call assert_equal('defg', strpart('abcdefg', 3))
+ call assert_equal('', strpart('abcdefg', 10))
+ call assert_fails("let s=strpart('abcdef', [])", 'E745:')
+
+ call assert_equal('lép', strpart('éléphant', 2, 4))
+ call assert_equal('léphant', strpart('éléphant', 2))
+
+ call assert_equal('é', strpart('éléphant', 0, 1, 1))
+ call assert_equal('ép', strpart('éléphant', 3, 2, v:true))
+ call assert_equal('ó', strpart('cómposed', 1, 1, 1))
+endfunc
+
+func Test_tolower()
+ call assert_equal("", tolower(""))
+
+ " Test with all printable ASCII characters.
+ call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\]^_`abcdefghijklmnopqrstuvwxyz{|}~',
+ \ tolower(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~'))
+
+ " Test with a few uppercase diacritics.
+ call assert_equal("aàáâãäåāăąǎǟǡả", tolower("AÀÁÂÃÄÅĀĂĄǍǞǠẢ"))
+ call assert_equal("bḃḇ", tolower("BḂḆ"))
+ call assert_equal("cçćĉċč", tolower("CÇĆĈĊČ"))
+ call assert_equal("dďđḋḏḑ", tolower("DĎĐḊḎḐ"))
+ call assert_equal("eèéêëēĕėęěẻẽ", tolower("EÈÉÊËĒĔĖĘĚẺẼ"))
+ call assert_equal("fḟ ", tolower("FḞ "))
+ call assert_equal("gĝğġģǥǧǵḡ", tolower("GĜĞĠĢǤǦǴḠ"))
+ call assert_equal("hĥħḣḧḩ", tolower("HĤĦḢḦḨ"))
+ call assert_equal("iìíîïĩīĭįiǐỉ", tolower("IÌÍÎÏĨĪĬĮİǏỈ"))
+ call assert_equal("jĵ", tolower("JĴ"))
+ call assert_equal("kķǩḱḵ", tolower("KĶǨḰḴ"))
+ call assert_equal("lĺļľŀłḻ", tolower("LĹĻĽĿŁḺ"))
+ call assert_equal("mḿṁ", tolower("MḾṀ"))
+ call assert_equal("nñńņňṅṉ", tolower("NÑŃŅŇṄṈ"))
+ call assert_equal("oòóôõöøōŏőơǒǫǭỏ", tolower("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ"))
+ call assert_equal("pṕṗ", tolower("PṔṖ"))
+ call assert_equal("q", tolower("Q"))
+ call assert_equal("rŕŗřṙṟ", tolower("RŔŖŘṘṞ"))
+ call assert_equal("sśŝşšṡ", tolower("SŚŜŞŠṠ"))
+ call assert_equal("tţťŧṫṯ", tolower("TŢŤŦṪṮ"))
+ call assert_equal("uùúûüũūŭůűųưǔủ", tolower("UÙÚÛÜŨŪŬŮŰŲƯǓỦ"))
+ call assert_equal("vṽ", tolower("VṼ"))
+ call assert_equal("wŵẁẃẅẇ", tolower("WŴẀẂẄẆ"))
+ call assert_equal("xẋẍ", tolower("XẊẌ"))
+ call assert_equal("yýŷÿẏỳỷỹ", tolower("YÝŶŸẎỲỶỸ"))
+ call assert_equal("zźżžƶẑẕ", tolower("ZŹŻŽƵẐẔ"))
+
+ " Test with a few lowercase diacritics, which should remain unchanged.
+ call assert_equal("aàáâãäåāăąǎǟǡả", tolower("aàáâãäåāăąǎǟǡả"))
+ call assert_equal("bḃḇ", tolower("bḃḇ"))
+ call assert_equal("cçćĉċč", tolower("cçćĉċč"))
+ call assert_equal("dďđḋḏḑ", tolower("dďđḋḏḑ"))
+ call assert_equal("eèéêëēĕėęěẻẽ", tolower("eèéêëēĕėęěẻẽ"))
+ call assert_equal("fḟ", tolower("fḟ"))
+ call assert_equal("gĝğġģǥǧǵḡ", tolower("gĝğġģǥǧǵḡ"))
+ call assert_equal("hĥħḣḧḩẖ", tolower("hĥħḣḧḩẖ"))
+ call assert_equal("iìíîïĩīĭįǐỉ", tolower("iìíîïĩīĭįǐỉ"))
+ call assert_equal("jĵǰ", tolower("jĵǰ"))
+ call assert_equal("kķǩḱḵ", tolower("kķǩḱḵ"))
+ call assert_equal("lĺļľŀłḻ", tolower("lĺļľŀłḻ"))
+ call assert_equal("mḿṁ ", tolower("mḿṁ "))
+ call assert_equal("nñńņňʼnṅṉ", tolower("nñńņňʼnṅṉ"))
+ call assert_equal("oòóôõöøōŏőơǒǫǭỏ", tolower("oòóôõöøōŏőơǒǫǭỏ"))
+ call assert_equal("pṕṗ", tolower("pṕṗ"))
+ call assert_equal("q", tolower("q"))
+ call assert_equal("rŕŗřṙṟ", tolower("rŕŗřṙṟ"))
+ call assert_equal("sśŝşšṡ", tolower("sśŝşšṡ"))
+ call assert_equal("tţťŧṫṯẗ", tolower("tţťŧṫṯẗ"))
+ call assert_equal("uùúûüũūŭůűųưǔủ", tolower("uùúûüũūŭůűųưǔủ"))
+ call assert_equal("vṽ", tolower("vṽ"))
+ call assert_equal("wŵẁẃẅẇẘ", tolower("wŵẁẃẅẇẘ"))
+ call assert_equal("ẋẍ", tolower("ẋẍ"))
+ call assert_equal("yýÿŷẏẙỳỷỹ", tolower("yýÿŷẏẙỳỷỹ"))
+ call assert_equal("zźżžƶẑẕ", tolower("zźżžƶẑẕ"))
+
+ " According to https://twitter.com/jifa/status/625776454479970304
+ " Ⱥ (U+023A) and Ⱦ (U+023E) are the *only* code points to increase
+ " in length (2 to 3 bytes) when lowercased. So let's test them.
+ call assert_equal("ⱥ ⱦ", tolower("Ⱥ Ⱦ"))
+
+ " This call to tolower with invalid utf8 sequence used to cause access to
+ " invalid memory.
+ call tolower("\xC0\x80\xC0")
+ call tolower("123\xC0\x80\xC0")
+
+ " Test in latin1 encoding
+ let save_enc = &encoding
+ set encoding=latin1
+ call assert_equal("abc", tolower("ABC"))
+ let &encoding = save_enc
+endfunc
+
+func Test_toupper()
+ call assert_equal("", toupper(""))
+
+ " Test with all printable ASCII characters.
+ call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~',
+ \ toupper(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~'))
+
+ " Test with a few lowercase diacritics.
+ call assert_equal("AÀÁÂÃÄÅĀĂĄǍǞǠẢ", "aàáâãäåāăąǎǟǡả"->toupper())
+ call assert_equal("BḂḆ", toupper("bḃḇ"))
+ call assert_equal("CÇĆĈĊČ", toupper("cçćĉċč"))
+ call assert_equal("DĎĐḊḎḐ", toupper("dďđḋḏḑ"))
+ call assert_equal("EÈÉÊËĒĔĖĘĚẺẼ", toupper("eèéêëēĕėęěẻẽ"))
+ call assert_equal("FḞ", toupper("fḟ"))
+ call assert_equal("GĜĞĠĢǤǦǴḠ", toupper("gĝğġģǥǧǵḡ"))
+ call assert_equal("HĤĦḢḦḨẖ", toupper("hĥħḣḧḩẖ"))
+ call assert_equal("IÌÍÎÏĨĪĬĮǏỈ", toupper("iìíîïĩīĭįǐỉ"))
+ call assert_equal("JĴǰ", toupper("jĵǰ"))
+ call assert_equal("KĶǨḰḴ", toupper("kķǩḱḵ"))
+ call assert_equal("LĹĻĽĿŁḺ", toupper("lĺļľŀłḻ"))
+ call assert_equal("MḾṀ ", toupper("mḿṁ "))
+ call assert_equal("NÑŃŅŇʼnṄṈ", toupper("nñńņňʼnṅṉ"))
+ call assert_equal("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ", toupper("oòóôõöøōŏőơǒǫǭỏ"))
+ call assert_equal("PṔṖ", toupper("pṕṗ"))
+ call assert_equal("Q", toupper("q"))
+ call assert_equal("RŔŖŘṘṞ", toupper("rŕŗřṙṟ"))
+ call assert_equal("SŚŜŞŠṠ", toupper("sśŝşšṡ"))
+ call assert_equal("TŢŤŦṪṮẗ", toupper("tţťŧṫṯẗ"))
+ call assert_equal("UÙÚÛÜŨŪŬŮŰŲƯǓỦ", toupper("uùúûüũūŭůűųưǔủ"))
+ call assert_equal("VṼ", toupper("vṽ"))
+ call assert_equal("WŴẀẂẄẆẘ", toupper("wŵẁẃẅẇẘ"))
+ call assert_equal("ẊẌ", toupper("ẋẍ"))
+ call assert_equal("YÝŸŶẎẙỲỶỸ", toupper("yýÿŷẏẙỳỷỹ"))
+ call assert_equal("ZŹŻŽƵẐẔ", toupper("zźżžƶẑẕ"))
+
+ " Test that uppercase diacritics, which should remain unchanged.
+ call assert_equal("AÀÁÂÃÄÅĀĂĄǍǞǠẢ", toupper("AÀÁÂÃÄÅĀĂĄǍǞǠẢ"))
+ call assert_equal("BḂḆ", toupper("BḂḆ"))
+ call assert_equal("CÇĆĈĊČ", toupper("CÇĆĈĊČ"))
+ call assert_equal("DĎĐḊḎḐ", toupper("DĎĐḊḎḐ"))
+ call assert_equal("EÈÉÊËĒĔĖĘĚẺẼ", toupper("EÈÉÊËĒĔĖĘĚẺẼ"))
+ call assert_equal("FḞ ", toupper("FḞ "))
+ call assert_equal("GĜĞĠĢǤǦǴḠ", toupper("GĜĞĠĢǤǦǴḠ"))
+ call assert_equal("HĤĦḢḦḨ", toupper("HĤĦḢḦḨ"))
+ call assert_equal("IÌÍÎÏĨĪĬĮİǏỈ", toupper("IÌÍÎÏĨĪĬĮİǏỈ"))
+ call assert_equal("JĴ", toupper("JĴ"))
+ call assert_equal("KĶǨḰḴ", toupper("KĶǨḰḴ"))
+ call assert_equal("LĹĻĽĿŁḺ", toupper("LĹĻĽĿŁḺ"))
+ call assert_equal("MḾṀ", toupper("MḾṀ"))
+ call assert_equal("NÑŃŅŇṄṈ", toupper("NÑŃŅŇṄṈ"))
+ call assert_equal("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ", toupper("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ"))
+ call assert_equal("PṔṖ", toupper("PṔṖ"))
+ call assert_equal("Q", toupper("Q"))
+ call assert_equal("RŔŖŘṘṞ", toupper("RŔŖŘṘṞ"))
+ call assert_equal("SŚŜŞŠṠ", toupper("SŚŜŞŠṠ"))
+ call assert_equal("TŢŤŦṪṮ", toupper("TŢŤŦṪṮ"))
+ call assert_equal("UÙÚÛÜŨŪŬŮŰŲƯǓỦ", toupper("UÙÚÛÜŨŪŬŮŰŲƯǓỦ"))
+ call assert_equal("VṼ", toupper("VṼ"))
+ call assert_equal("WŴẀẂẄẆ", toupper("WŴẀẂẄẆ"))
+ call assert_equal("XẊẌ", toupper("XẊẌ"))
+ call assert_equal("YÝŶŸẎỲỶỸ", toupper("YÝŶŸẎỲỶỸ"))
+ call assert_equal("ZŹŻŽƵẐẔ", toupper("ZŹŻŽƵẐẔ"))
+
+ call assert_equal("Ⱥ Ⱦ", toupper("ⱥ ⱦ"))
+
+ " This call to toupper with invalid utf8 sequence used to cause access to
+ " invalid memory.
+ call toupper("\xC0\x80\xC0")
+ call toupper("123\xC0\x80\xC0")
+
+ " Test in latin1 encoding
+ let save_enc = &encoding
+ set encoding=latin1
+ call assert_equal("ABC", toupper("abc"))
+ let &encoding = save_enc
+endfunc
+
+func Test_tr()
+ call assert_equal('foo', tr('bar', 'bar', 'foo'))
+ call assert_equal('zxy', 'cab'->tr('abc', 'xyz'))
+ call assert_fails("let s=tr([], 'abc', 'def')", 'E730:')
+ call assert_fails("let s=tr('abc', [], 'def')", 'E730:')
+ call assert_fails("let s=tr('abc', 'abc', [])", 'E730:')
+ call assert_fails("let s=tr('abcd', 'abcd', 'def')", 'E475:')
+ set encoding=latin1
+ call assert_fails("let s=tr('abcd', 'abcd', 'def')", 'E475:')
+ call assert_equal('hEllO', tr('hello', 'eo', 'EO'))
+ call assert_equal('hello', tr('hello', 'xy', 'ab'))
+ call assert_fails('call tr("abc", "123", "₁₂")', 'E475:')
+ set encoding=utf8
+endfunc
+
+" Tests for the mode() function
+let current_modes = ''
+func Save_mode()
+ let g:current_modes = mode(0) . '-' . mode(1)
+ return ''
+endfunc
+
+" Test for the mode() function
+func Test_mode()
+ new
+ call append(0, ["Blue Ball Black", "Brown Band Bowl", ""])
+
+ " Only complete from the current buffer.
+ set complete=.
+
+ inoremap <F2> <C-R>=Save_mode()<CR>
+ xnoremap <F2> <Cmd>call Save_mode()<CR>
+
+ normal! 3G
+ exe "normal i\<F2>\<Esc>"
+ call assert_equal('i-i', g:current_modes)
+ " i_CTRL-P: Multiple matches
+ exe "normal i\<C-G>uBa\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-P: Single match
+ exe "normal iBro\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X
+ exe "normal iBa\<C-X>\<F2>\<Esc>u"
+ call assert_equal('i-ix', g:current_modes)
+ " i_CTRL-X CTRL-P: Multiple matches
+ exe "normal iBa\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X CTRL-P: Single match
+ exe "normal iBro\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X CTRL-P + CTRL-P: Single match
+ exe "normal iBro\<C-X>\<C-P>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X CTRL-L: Multiple matches
+ exe "normal i\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X CTRL-L: Single match
+ exe "normal iBlu\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-P: No match
+ exe "normal iCom\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X CTRL-P: No match
+ exe "normal iCom\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+ " i_CTRL-X CTRL-L: No match
+ exe "normal iabc\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('i-ic', g:current_modes)
+
+ exe "normal R\<F2>\<Esc>"
+ call assert_equal('R-R', g:current_modes)
+ " R_CTRL-P: Multiple matches
+ exe "normal RBa\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-P: Single match
+ exe "normal RBro\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X
+ exe "normal RBa\<C-X>\<F2>\<Esc>u"
+ call assert_equal('R-Rx', g:current_modes)
+ " R_CTRL-X CTRL-P: Multiple matches
+ exe "normal RBa\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X CTRL-P: Single match
+ exe "normal RBro\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X CTRL-P + CTRL-P: Single match
+ exe "normal RBro\<C-X>\<C-P>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X CTRL-L: Multiple matches
+ exe "normal R\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X CTRL-L: Single match
+ exe "normal RBlu\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-P: No match
+ exe "normal RCom\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X CTRL-P: No match
+ exe "normal RCom\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+ " R_CTRL-X CTRL-L: No match
+ exe "normal Rabc\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('R-Rc', g:current_modes)
+
+ exe "normal gR\<F2>\<Esc>"
+ call assert_equal('R-Rv', g:current_modes)
+ " gR_CTRL-P: Multiple matches
+ exe "normal gRBa\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-P: Single match
+ exe "normal gRBro\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X
+ exe "normal gRBa\<C-X>\<F2>\<Esc>u"
+ call assert_equal('R-Rvx', g:current_modes)
+ " gR_CTRL-X CTRL-P: Multiple matches
+ exe "normal gRBa\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X CTRL-P: Single match
+ exe "normal gRBro\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X CTRL-P + CTRL-P: Single match
+ exe "normal gRBro\<C-X>\<C-P>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X CTRL-L: Multiple matches
+ exe "normal gR\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X CTRL-L: Single match
+ exe "normal gRBlu\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-P: No match
+ exe "normal gRCom\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X CTRL-P: No match
+ exe "normal gRCom\<C-X>\<C-P>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+ " gR_CTRL-X CTRL-L: No match
+ exe "normal gRabc\<C-X>\<C-L>\<F2>\<Esc>u"
+ call assert_equal('R-Rvc', g:current_modes)
+
+ call assert_equal('n', 0->mode())
+ call assert_equal('n', 1->mode())
+
+ " i_CTRL-O
+ exe "normal i\<C-O>:call Save_mode()\<Cr>\<Esc>"
+ call assert_equal("n-niI", g:current_modes)
+
+ " R_CTRL-O
+ exe "normal R\<C-O>:call Save_mode()\<Cr>\<Esc>"
+ call assert_equal("n-niR", g:current_modes)
+
+ " gR_CTRL-O
+ exe "normal gR\<C-O>:call Save_mode()\<Cr>\<Esc>"
+ call assert_equal("n-niV", g:current_modes)
+
+ " How to test operator-pending mode?
+
+ call feedkeys("v", 'xt')
+ call assert_equal('v', mode())
+ call assert_equal('v', mode(1))
+ call feedkeys("\<Esc>V", 'xt')
+ call assert_equal('V', mode())
+ call assert_equal('V', mode(1))
+ call feedkeys("\<Esc>\<C-V>", 'xt')
+ call assert_equal("\<C-V>", mode())
+ call assert_equal("\<C-V>", mode(1))
+ call feedkeys("\<Esc>", 'xt')
+
+ call feedkeys("gh", 'xt')
+ call assert_equal('s', mode())
+ call assert_equal('s', mode(1))
+ call feedkeys("\<Esc>gH", 'xt')
+ call assert_equal('S', mode())
+ call assert_equal('S', mode(1))
+ call feedkeys("\<Esc>g\<C-H>", 'xt')
+ call assert_equal("\<C-S>", mode())
+ call assert_equal("\<C-S>", mode(1))
+ call feedkeys("\<Esc>", 'xt')
+
+ " v_CTRL-O
+ exe "normal gh\<C-O>\<F2>\<Esc>"
+ call assert_equal("v-vs", g:current_modes)
+ exe "normal gH\<C-O>\<F2>\<Esc>"
+ call assert_equal("V-Vs", g:current_modes)
+ exe "normal g\<C-H>\<C-O>\<F2>\<Esc>"
+ call assert_equal("\<C-V>-\<C-V>s", g:current_modes)
+
+ call feedkeys(":echo \<C-R>=Save_mode()\<C-U>\<CR>", 'xt')
+ call assert_equal('c-c', g:current_modes)
+ call feedkeys("gQecho \<C-R>=Save_mode()\<CR>\<CR>vi\<CR>", 'xt')
+ call assert_equal('c-cv', g:current_modes)
+ call feedkeys("Qcall Save_mode()\<CR>vi\<CR>", 'xt')
+ call assert_equal('c-ce', g:current_modes)
+ " How to test Ex mode?
+
+ " Test mode in operatorfunc (it used to be Operator-pending).
+ set operatorfunc=OperatorFunc
+ function OperatorFunc(_)
+ call Save_mode()
+ endfunction
+ execute "normal! g@l\<Esc>"
+ call assert_equal('n-n', g:current_modes)
+ execute "normal! i\<C-o>g@l\<Esc>"
+ call assert_equal('n-niI', g:current_modes)
+ execute "normal! R\<C-o>g@l\<Esc>"
+ call assert_equal('n-niR', g:current_modes)
+ execute "normal! gR\<C-o>g@l\<Esc>"
+ call assert_equal('n-niV', g:current_modes)
+
+ if has('terminal')
+ term
+ call feedkeys("\<C-W>N", 'xt')
+ call assert_equal('n', mode())
+ call assert_equal('nt', mode(1))
+ call feedkeys("aexit\<CR>", 'xt')
+ endif
+
+ bwipe!
+ iunmap <F2>
+ xunmap <F2>
+ set complete&
+ set operatorfunc&
+ delfunction OperatorFunc
+endfunc
+
+" Test for append()
+func Test_append()
+ enew!
+ split
+ call assert_equal(0, append(1, []))
+ call assert_equal(0, append(1, test_null_list()))
+ call assert_equal(0, append(0, ["foo"]))
+ call assert_equal(0, append(1, []))
+ call assert_equal(0, append(1, test_null_list()))
+ call assert_equal(0, append(8, []))
+ call assert_equal(0, append(9, test_null_list()))
+ call assert_equal(['foo', ''], getline(1, '$'))
+ split
+ only
+ undo
+ undo
+
+ " Using $ instead of '$' must give an error
+ call assert_fails("call append($, 'foobar')", 'E116:')
+
+ call assert_fails("call append({}, '')", ['E728:', 'E728:'])
+endfunc
+
+" Test for setline()
+func Test_setline()
+ new
+ call setline(0, ["foo"])
+ call setline(0, [])
+ call setline(0, test_null_list())
+ call setline(1, ["bar"])
+ call setline(1, [])
+ call setline(1, test_null_list())
+ call setline(2, [])
+ call setline(2, test_null_list())
+ call setline(3, [])
+ call setline(3, test_null_list())
+ call setline(2, ["baz"])
+ call assert_equal(['bar', 'baz'], getline(1, '$'))
+ close!
+endfunc
+
+func Test_getbufvar()
+ let bnr = bufnr('%')
+ let b:var_num = '1234'
+ let def_num = '5678'
+ call assert_equal('1234', getbufvar(bnr, 'var_num'))
+ call assert_equal('1234', getbufvar(bnr, 'var_num', def_num))
+
+ let bd = getbufvar(bnr, '')
+ call assert_equal('1234', bd['var_num'])
+ call assert_true(exists("bd['changedtick']"))
+ call assert_equal(2, len(bd))
+
+ let bd2 = getbufvar(bnr, '', def_num)
+ call assert_equal(bd, bd2)
+
+ unlet b:var_num
+ call assert_equal(def_num, getbufvar(bnr, 'var_num', def_num))
+ call assert_equal('', getbufvar(bnr, 'var_num'))
+
+ let bd = getbufvar(bnr, '')
+ call assert_equal(1, len(bd))
+ let bd = getbufvar(bnr, '',def_num)
+ call assert_equal(1, len(bd))
+
+ call assert_equal('', getbufvar(9999, ''))
+ call assert_equal(def_num, getbufvar(9999, '', def_num))
+ unlet def_num
+
+ call assert_equal(0, getbufvar(bnr, '&autoindent'))
+ call assert_equal(0, getbufvar(bnr, '&autoindent', 1))
+
+ " Set and get a buffer-local variable
+ call setbufvar(bnr, 'bufvar_test', ['one', 'two'])
+ call assert_equal(['one', 'two'], getbufvar(bnr, 'bufvar_test'))
+
+ " Open new window with forced option values
+ set fileformats=unix,dos
+ new ++ff=dos ++bin ++enc=iso-8859-2
+ call assert_equal('dos', getbufvar(bufnr('%'), '&fileformat'))
+ call assert_equal(1, getbufvar(bufnr('%'), '&bin'))
+ call assert_equal('iso-8859-2', getbufvar(bufnr('%'), '&fenc'))
+ close
+
+ " Get the b: dict.
+ let b:testvar = 'one'
+ new
+ let b:testvar = 'two'
+ let thebuf = bufnr()
+ wincmd w
+ call assert_equal('two', getbufvar(thebuf, 'testvar'))
+ call assert_equal('two', getbufvar(thebuf, '').testvar)
+ bwipe!
+
+ set fileformats&
+endfunc
+
+func Test_last_buffer_nr()
+ call assert_equal(bufnr('$'), last_buffer_nr())
+endfunc
+
+func Test_stridx()
+ call assert_equal(-1, stridx('', 'l'))
+ call assert_equal(0, stridx('', ''))
+ call assert_equal(0, 'hello'->stridx(''))
+ call assert_equal(-1, stridx('hello', 'L'))
+ call assert_equal(2, stridx('hello', 'l', -1))
+ call assert_equal(2, stridx('hello', 'l', 0))
+ call assert_equal(2, 'hello'->stridx('l', 1))
+ call assert_equal(3, stridx('hello', 'l', 3))
+ call assert_equal(-1, stridx('hello', 'l', 4))
+ call assert_equal(-1, stridx('hello', 'l', 10))
+ call assert_equal(2, stridx('hello', 'll'))
+ call assert_equal(-1, stridx('hello', 'hello world'))
+ call assert_fails("let n=stridx('hello', [])", 'E730:')
+ call assert_fails("let n=stridx([], 'l')", 'E730:')
+endfunc
+
+func Test_strridx()
+ call assert_equal(-1, strridx('', 'l'))
+ call assert_equal(0, strridx('', ''))
+ call assert_equal(5, strridx('hello', ''))
+ call assert_equal(-1, strridx('hello', 'L'))
+ call assert_equal(3, 'hello'->strridx('l'))
+ call assert_equal(3, strridx('hello', 'l', 10))
+ call assert_equal(3, strridx('hello', 'l', 3))
+ call assert_equal(2, strridx('hello', 'l', 2))
+ call assert_equal(-1, strridx('hello', 'l', 1))
+ call assert_equal(-1, strridx('hello', 'l', 0))
+ call assert_equal(-1, strridx('hello', 'l', -1))
+ call assert_equal(2, strridx('hello', 'll'))
+ call assert_equal(-1, strridx('hello', 'hello world'))
+ call assert_fails("let n=strridx('hello', [])", 'E730:')
+ call assert_fails("let n=strridx([], 'l')", 'E730:')
+endfunc
+
+func Test_match_func()
+ call assert_equal(4, match('testing', 'ing'))
+ call assert_equal(4, 'testing'->match('ing', 2))
+ call assert_equal(-1, match('testing', 'ing', 5))
+ call assert_equal(-1, match('testing', 'ing', 8))
+ call assert_equal(1, match(['vim', 'testing', 'execute'], 'ing'))
+ call assert_equal(-1, match(['vim', 'testing', 'execute'], 'img'))
+ call assert_fails("let x=match('vim', [])", 'E730:')
+ call assert_equal(3, match(['a', 'b', 'c', 'a'], 'a', 1))
+ call assert_equal(-1, match(['a', 'b', 'c', 'a'], 'a', 5))
+ call assert_equal(4, match('testing', 'ing', -1))
+ call assert_fails("let x=match('testing', 'ing', 0, [])", 'E745:')
+ call assert_equal(-1, match(test_null_list(), 2))
+ call assert_equal(-1, match('abc', '\\%('))
+endfunc
+
+func Test_matchend()
+ call assert_equal(7, matchend('testing', 'ing'))
+ call assert_equal(7, 'testing'->matchend('ing', 2))
+ call assert_equal(-1, matchend('testing', 'ing', 5))
+ call assert_equal(-1, matchend('testing', 'ing', 8))
+ call assert_equal(match(['vim', 'testing', 'execute'], 'ing'), matchend(['vim', 'testing', 'execute'], 'ing'))
+ call assert_equal(match(['vim', 'testing', 'execute'], 'img'), matchend(['vim', 'testing', 'execute'], 'img'))
+endfunc
+
+func Test_matchlist()
+ call assert_equal(['acd', 'a', '', 'c', 'd', '', '', '', '', ''], matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)'))
+ call assert_equal(['d', '', '', '', 'd', '', '', '', '', ''], 'acd'->matchlist('\(a\)\?\(b\)\?\(c\)\?\(.*\)', 2))
+ call assert_equal([], matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)', 4))
+endfunc
+
+func Test_matchstr()
+ call assert_equal('ing', matchstr('testing', 'ing'))
+ call assert_equal('ing', 'testing'->matchstr('ing', 2))
+ call assert_equal('', matchstr('testing', 'ing', 5))
+ call assert_equal('', matchstr('testing', 'ing', 8))
+ call assert_equal('testing', matchstr(['vim', 'testing', 'execute'], 'ing'))
+ call assert_equal('', matchstr(['vim', 'testing', 'execute'], 'img'))
+endfunc
+
+func Test_matchstrpos()
+ call assert_equal(['ing', 4, 7], matchstrpos('testing', 'ing'))
+ call assert_equal(['ing', 4, 7], 'testing'->matchstrpos('ing', 2))
+ call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 5))
+ call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 8))
+ call assert_equal(['ing', 1, 4, 7], matchstrpos(['vim', 'testing', 'execute'], 'ing'))
+ call assert_equal(['', -1, -1, -1], matchstrpos(['vim', 'testing', 'execute'], 'img'))
+ call assert_equal(['', -1, -1], matchstrpos(test_null_list(), '\a'))
+endfunc
+
+func Test_nextnonblank_prevnonblank()
+ new
+insert
+This
+
+
+is
+
+a
+Test
+.
+ call assert_equal(0, nextnonblank(-1))
+ call assert_equal(0, nextnonblank(0))
+ call assert_equal(1, nextnonblank(1))
+ call assert_equal(4, 2->nextnonblank())
+ call assert_equal(4, nextnonblank(3))
+ call assert_equal(4, nextnonblank(4))
+ call assert_equal(6, nextnonblank(5))
+ call assert_equal(6, nextnonblank(6))
+ call assert_equal(7, nextnonblank(7))
+ call assert_equal(0, 8->nextnonblank())
+
+ call assert_equal(0, prevnonblank(-1))
+ call assert_equal(0, prevnonblank(0))
+ call assert_equal(1, 1->prevnonblank())
+ call assert_equal(1, prevnonblank(2))
+ call assert_equal(1, prevnonblank(3))
+ call assert_equal(4, prevnonblank(4))
+ call assert_equal(4, 5->prevnonblank())
+ call assert_equal(6, prevnonblank(6))
+ call assert_equal(7, prevnonblank(7))
+ call assert_equal(0, prevnonblank(8))
+ bw!
+endfunc
+
+func Test_byte2line_line2byte()
+ new
+ set endofline
+ call setline(1, ['a', 'bc', 'd'])
+
+ set fileformat=unix
+ call assert_equal([-1, -1, 1, 1, 2, 2, 2, 3, 3, -1],
+ \ map(range(-1, 8), 'byte2line(v:val)'))
+ call assert_equal([-1, -1, 1, 3, 6, 8, -1],
+ \ map(range(-1, 5), 'line2byte(v:val)'))
+
+ set fileformat=mac
+ call assert_equal([-1, -1, 1, 1, 2, 2, 2, 3, 3, -1],
+ \ map(range(-1, 8), 'v:val->byte2line()'))
+ call assert_equal([-1, -1, 1, 3, 6, 8, -1],
+ \ map(range(-1, 5), 'v:val->line2byte()'))
+
+ set fileformat=dos
+ call assert_equal([-1, -1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, -1],
+ \ map(range(-1, 11), 'byte2line(v:val)'))
+ call assert_equal([-1, -1, 1, 4, 8, 11, -1],
+ \ map(range(-1, 5), 'line2byte(v:val)'))
+
+ bw!
+ set noendofline nofixendofline
+ normal a-
+ for ff in ["unix", "mac", "dos"]
+ let &fileformat = ff
+ call assert_equal(1, line2byte(1))
+ call assert_equal(2, line2byte(2)) " line2byte(line("$") + 1) is the buffer size plus one (as per :help line2byte).
+ endfor
+
+ set endofline& fixendofline& fileformat&
+ bw!
+endfunc
+
+" Test for byteidx() and byteidxcomp() functions
+func Test_byteidx()
+ let a = '.é.' " one char of two bytes
+ call assert_equal(0, byteidx(a, 0))
+ call assert_equal(0, byteidxcomp(a, 0))
+ call assert_equal(1, byteidx(a, 1))
+ call assert_equal(1, byteidxcomp(a, 1))
+ call assert_equal(3, byteidx(a, 2))
+ call assert_equal(3, byteidxcomp(a, 2))
+ call assert_equal(4, byteidx(a, 3))
+ call assert_equal(4, byteidxcomp(a, 3))
+ call assert_equal(-1, byteidx(a, 4))
+ call assert_equal(-1, byteidxcomp(a, 4))
+
+ let b = '.é.' " normal e with composing char
+ call assert_equal(0, b->byteidx(0))
+ call assert_equal(1, b->byteidx(1))
+ call assert_equal(4, b->byteidx(2))
+ call assert_equal(5, b->byteidx(3))
+ call assert_equal(-1, b->byteidx(4))
+ call assert_fails("call byteidx([], 0)", 'E730:')
+
+ call assert_equal(0, b->byteidxcomp(0))
+ call assert_equal(1, b->byteidxcomp(1))
+ call assert_equal(2, b->byteidxcomp(2))
+ call assert_equal(4, b->byteidxcomp(3))
+ call assert_equal(5, b->byteidxcomp(4))
+ call assert_equal(-1, b->byteidxcomp(5))
+ call assert_fails("call byteidxcomp([], 0)", 'E730:')
+endfunc
+
+" Test for charidx()
+func Test_charidx()
+ let a = 'xáb́y'
+ call assert_equal(0, charidx(a, 0))
+ call assert_equal(1, charidx(a, 3))
+ call assert_equal(2, charidx(a, 4))
+ call assert_equal(3, charidx(a, 7))
+ call assert_equal(-1, charidx(a, 8))
+ call assert_equal(-1, charidx(a, -1))
+ call assert_equal(-1, charidx('', 0))
+ call assert_equal(-1, charidx(test_null_string(), 0))
+
+ " count composing characters
+ call assert_equal(0, charidx(a, 0, 1))
+ call assert_equal(2, charidx(a, 2, 1))
+ call assert_equal(3, charidx(a, 4, 1))
+ call assert_equal(5, charidx(a, 7, 1))
+ call assert_equal(-1, charidx(a, 8, 1))
+ call assert_equal(-1, charidx('', 0, 1))
+
+ call assert_fails('let x = charidx([], 1)', 'E1174:')
+ call assert_fails('let x = charidx("abc", [])', 'E1210:')
+ call assert_fails('let x = charidx("abc", 1, [])', 'E1212:')
+ call assert_fails('let x = charidx("abc", 1, -1)', 'E1212:')
+ call assert_fails('let x = charidx("abc", 1, 2)', 'E1212:')
+endfunc
+
+func Test_count()
+ let l = ['a', 'a', 'A', 'b']
+ call assert_equal(2, count(l, 'a'))
+ call assert_equal(1, count(l, 'A'))
+ call assert_equal(1, count(l, 'b'))
+ call assert_equal(0, count(l, 'B'))
+
+ call assert_equal(2, count(l, 'a', 0))
+ call assert_equal(1, count(l, 'A', 0))
+ call assert_equal(1, count(l, 'b', 0))
+ call assert_equal(0, count(l, 'B', 0))
+
+ call assert_equal(3, count(l, 'a', 1))
+ call assert_equal(3, count(l, 'A', 1))
+ call assert_equal(1, count(l, 'b', 1))
+ call assert_equal(1, count(l, 'B', 1))
+ call assert_equal(0, count(l, 'c', 1))
+
+ call assert_equal(1, count(l, 'a', 0, 1))
+ call assert_equal(2, count(l, 'a', 1, 1))
+ call assert_fails('call count(l, "a", 0, 10)', 'E684:')
+ call assert_fails('call count(l, "a", [])', 'E745:')
+
+ let d = {1: 'a', 2: 'a', 3: 'A', 4: 'b'}
+ call assert_equal(2, count(d, 'a'))
+ call assert_equal(1, count(d, 'A'))
+ call assert_equal(1, count(d, 'b'))
+ call assert_equal(0, count(d, 'B'))
+
+ call assert_equal(2, count(d, 'a', 0))
+ call assert_equal(1, count(d, 'A', 0))
+ call assert_equal(1, count(d, 'b', 0))
+ call assert_equal(0, count(d, 'B', 0))
+
+ call assert_equal(3, count(d, 'a', 1))
+ call assert_equal(3, count(d, 'A', 1))
+ call assert_equal(1, count(d, 'b', 1))
+ call assert_equal(1, count(d, 'B', 1))
+ call assert_equal(0, count(d, 'c', 1))
+
+ call assert_fails('call count(d, "a", 0, 1)', 'E474:')
+
+ call assert_equal(0, count("foo", "bar"))
+ call assert_equal(1, count("foo", "oo"))
+ call assert_equal(2, count("foo", "o"))
+ call assert_equal(0, count("foo", "O"))
+ call assert_equal(2, count("foo", "O", 1))
+ call assert_equal(2, count("fooooo", "oo"))
+ call assert_equal(0, count("foo", ""))
+
+ call assert_fails('call count(0, 0)', 'E712:')
+endfunc
+
+func Test_changenr()
+ new Xchangenr
+ call assert_equal(0, changenr())
+ norm ifoo
+ call assert_equal(1, changenr())
+ set undolevels=10
+ norm Sbar
+ call assert_equal(2, changenr())
+ undo
+ call assert_equal(1, changenr())
+ redo
+ call assert_equal(2, changenr())
+ bw!
+ set undolevels&
+endfunc
+
+func Test_filewritable()
+ new Xfilewritable
+ write!
+ call assert_equal(1, filewritable('Xfilewritable'))
+
+ call assert_notequal(0, setfperm('Xfilewritable', 'r--r-----'))
+ call assert_equal(0, filewritable('Xfilewritable'))
+
+ call assert_notequal(0, setfperm('Xfilewritable', 'rw-r-----'))
+ call assert_equal(1, 'Xfilewritable'->filewritable())
+
+ call assert_equal(0, filewritable('doesnotexist'))
+
+ call mkdir('Xwritedir', 'D')
+ call assert_equal(2, filewritable('Xwritedir'))
+
+ call delete('Xfilewritable')
+ bw!
+endfunc
+
+func Test_Executable()
+ if has('win32')
+ call assert_equal(1, executable('notepad'))
+ call assert_equal(1, 'notepad.exe'->executable())
+ call assert_equal(0, executable('notepad.exe.exe'))
+ call assert_equal(0, executable('shell32.dll'))
+ call assert_equal(0, executable('win.ini'))
+
+ " get "notepad" path and remove the leading drive and sep. (ex. 'C:\')
+ let notepadcmd = exepath('notepad.exe')
+ let driveroot = notepadcmd[:2]
+ let notepadcmd = notepadcmd[3:]
+ new
+ " check that the relative path works in /
+ execute 'lcd' driveroot
+ call assert_equal(1, executable(notepadcmd))
+ call assert_equal(driveroot .. notepadcmd, notepadcmd->exepath())
+ bwipe
+
+ " create "notepad.bat"
+ call mkdir('Xnotedir')
+ let notepadbat = fnamemodify('Xnotedir/notepad.bat', ':p')
+ call writefile([], notepadbat)
+ new
+ " check that the path and the pathext order is valid
+ lcd Xnotedir
+ let [pathext, $PATHEXT] = [$PATHEXT, '.com;.exe;.bat;.cmd']
+ call assert_equal(notepadbat, exepath('notepad'))
+ let $PATHEXT = pathext
+ bwipe
+ eval 'Xnotedir'->delete('rf')
+ elseif has('unix')
+ call assert_equal(1, 'cat'->executable())
+ call assert_equal(0, executable('nodogshere'))
+
+ " get "cat" path and remove the leading /
+ let catcmd = exepath('cat')[1:]
+ new
+ " check that the relative path works in /
+ lcd /
+ call assert_equal(1, executable(catcmd))
+ let result = catcmd->exepath()
+ " when using chroot looking for sbin/cat can return bin/cat, that is OK
+ if catcmd =~ '\<sbin\>' && result =~ '\<bin\>'
+ call assert_equal('/' .. substitute(catcmd, '\<sbin\>', 'bin', ''), result)
+ else
+ " /bin/cat and /usr/bin/cat may be hard linked, we could get either
+ let result = substitute(result, '/usr/bin/cat', '/bin/cat', '')
+ let catcmd = substitute(catcmd, 'usr/bin/cat', 'bin/cat', '')
+ call assert_equal('/' .. catcmd, result)
+ endif
+ bwipe
+ else
+ throw 'Skipped: does not work on this platform'
+ endif
+endfunc
+
+func Test_executable_windows_store_apps()
+ CheckMSWindows
+
+ " Windows Store apps install some 'decoy' .exe that require some careful
+ " handling as they behave similarly to symlinks.
+ let app_dir = expand("$LOCALAPPDATA\\Microsoft\\WindowsApps")
+ if !isdirectory(app_dir)
+ return
+ endif
+
+ let save_path = $PATH
+ let $PATH = app_dir
+ " Ensure executable() finds all the app .exes
+ for entry in readdir(app_dir)
+ if entry =~ '\.exe$'
+ call assert_true(executable(entry))
+ endif
+ endfor
+
+ let $PATH = save_path
+endfunc
+
+func Test_executable_longname()
+ CheckMSWindows
+
+ " Create a temporary .bat file with 205 characters in the name.
+ " Maximum length of a filename (including the path) on MS-Windows is 259
+ " characters.
+ " See https://docs.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation
+ let len = 259 - getcwd()->len() - 6
+ if len > 200
+ let len = 200
+ endif
+
+ let fname = 'X' . repeat('あ', len) . '.bat'
+ call writefile([], fname)
+ call assert_equal(1, executable(fname))
+ call delete(fname)
+endfunc
+
+func Test_hostname()
+ let hostname_vim = hostname()
+ if has('unix')
+ let hostname_system = systemlist('uname -n')[0]
+ call assert_equal(hostname_vim, hostname_system)
+ endif
+endfunc
+
+func Test_getpid()
+ " getpid() always returns the same value within a vim instance.
+ call assert_equal(getpid(), getpid())
+ if has('unix')
+ call assert_equal(systemlist('echo $PPID')[0], string(getpid()))
+ endif
+endfunc
+
+func Test_hlexists()
+ call assert_equal(0, hlexists('does_not_exist'))
+ call assert_equal(0, 'Number'->hlexists())
+ call assert_equal(0, highlight_exists('does_not_exist'))
+ call assert_equal(0, highlight_exists('Number'))
+ syntax on
+ call assert_equal(0, hlexists('does_not_exist'))
+ call assert_equal(1, hlexists('Number'))
+ call assert_equal(0, highlight_exists('does_not_exist'))
+ call assert_equal(1, highlight_exists('Number'))
+ syntax off
+endfunc
+
+" Test for the col() function
+func Test_col()
+ new
+ call setline(1, 'abcdef')
+ norm gg4|mx6|mY2|
+ call assert_equal(2, col('.'))
+ call assert_equal(7, col('$'))
+ call assert_equal(2, col('v'))
+ call assert_equal(4, col("'x"))
+ call assert_equal(6, col("'Y"))
+ call assert_equal(2, [1, 2]->col())
+ call assert_equal(7, col([1, '$']))
+
+ call assert_equal(0, col(''))
+ call assert_equal(0, col('x'))
+ call assert_equal(0, col([2, '$']))
+ call assert_equal(0, col([1, 100]))
+ call assert_equal(0, col([1]))
+ call assert_equal(0, col(test_null_list()))
+ call assert_fails('let c = col({})', 'E1222:')
+ call assert_fails('let c = col(".", [])', 'E1210:')
+
+ " test for getting the visual start column
+ func T()
+ let g:Vcol = col('v')
+ return ''
+ endfunc
+ let g:Vcol = 0
+ xmap <expr> <F2> T()
+ exe "normal gg3|ve\<F2>"
+ call assert_equal(3, g:Vcol)
+ xunmap <F2>
+ delfunc T
+
+ " Test for the visual line start and end marks '< and '>
+ call setline(1, ['one', 'one two', 'one two three'])
+ "normal! ggVG
+ call feedkeys("ggVG\<Esc>", 'xt')
+ call assert_equal(1, col("'<"))
+ call assert_equal(14, col("'>"))
+ " Delete the last line of the visually selected region
+ $d
+ call assert_notequal(14, col("'>"))
+
+ " Test with 'virtualedit'
+ set virtualedit=all
+ call cursor(1, 10)
+ call assert_equal(4, col('.'))
+ set virtualedit&
+
+ " Test for getting the column number in another window
+ let winid = win_getid()
+ new
+ call win_execute(winid, 'normal 1G$')
+ call assert_equal(3, col('.', winid))
+ call win_execute(winid, 'normal 2G')
+ call assert_equal(8, col('$', winid))
+ call assert_equal(0, col('.', 5001))
+
+ bw!
+endfunc
+
+" Test for input()
+func Test_input_func()
+ " Test for prompt with multiple lines
+ redir => v
+ call feedkeys(":let c = input(\"A\\nB\\nC\\n? \")\<CR>B\<CR>", 'xt')
+ redir END
+ call assert_equal("B", c)
+ call assert_equal(['A', 'B', 'C'], split(v, "\n"))
+
+ " Test for default value
+ call feedkeys(":let c = input('color? ', 'red')\<CR>\<CR>", 'xt')
+ call assert_equal('red', c)
+
+ " Test for completion at the input prompt
+ func! Tcomplete(arglead, cmdline, pos)
+ return "item1\nitem2\nitem3"
+ endfunc
+ call feedkeys(":let c = input('Q? ', '', 'custom,Tcomplete')\<CR>"
+ \ .. "\<C-A>\<CR>", 'xt')
+ delfunc Tcomplete
+ call assert_equal('item1 item2 item3', c)
+
+ " Test for using special characters as default input
+ call feedkeys(":let c = input('name? ', \"x\\<BS>y\")\<CR>\<CR>", 'xt')
+ call assert_equal('y', c)
+
+ " Test for using text with composing characters as default input
+ call feedkeys(":let c = input('name? ', \"ã̳\")\<CR>\<CR>", 'xt')
+ call assert_equal('ã̳', c)
+
+ " Test for using <CR> as default input
+ call feedkeys(":let c = input('name? ', \"\\<CR>\")\<CR>x\<CR>", 'xt')
+ call assert_equal(' x', c)
+
+ call assert_fails("call input('F:', '', 'invalid')", 'E180:')
+ call assert_fails("call input('F:', '', [])", 'E730:')
+endfunc
+
+" Test for the inputdialog() function
+func Test_inputdialog()
+ set timeout timeoutlen=10
+ if has('gui_running')
+ call assert_fails('let v=inputdialog([], "xx")', 'E730:')
+ call assert_fails('let v=inputdialog("Q", [])', 'E730:')
+ else
+ call feedkeys(":let v=inputdialog('Q:', 'xx', 'yy')\<CR>\<CR>", 'xt')
+ call assert_equal('xx', v)
+ call feedkeys(":let v=inputdialog('Q:', 'xx', 'yy')\<CR>\<Esc>", 'xt')
+ call assert_equal('yy', v)
+ endif
+ set timeout& timeoutlen&
+endfunc
+
+" Test for inputlist()
+func Test_inputlist()
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>1\<cr>", 'tx')
+ call assert_equal(1, c)
+ call feedkeys(":let c = ['Select color:', '1. red', '2. green', '3. blue']->inputlist()\<cr>2\<cr>", 'tx')
+ call assert_equal(2, c)
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>3\<cr>", 'tx')
+ call assert_equal(3, c)
+
+ " CR to cancel
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<cr>", 'tx')
+ call assert_equal(0, c)
+
+ " Esc to cancel
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<Esc>", 'tx')
+ call assert_equal(0, c)
+
+ " q to cancel
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>q", 'tx')
+ call assert_equal(0, c)
+
+ " Cancel after inputting a number
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>5q", 'tx')
+ call assert_equal(0, c)
+
+ " Use backspace to delete characters in the prompt
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>1\<BS>3\<BS>2\<cr>", 'tx')
+ call assert_equal(2, c)
+
+ " Use mouse to make a selection
+ call test_setmouse(&lines - 3, 2)
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<LeftMouse>", 'tx')
+ call assert_equal(1, c)
+ " Mouse click outside of the list
+ call test_setmouse(&lines - 6, 2)
+ call feedkeys(":let c = inputlist(['Select color:', '1. red', '2. green', '3. blue'])\<cr>\<LeftMouse>", 'tx')
+ call assert_equal(-2, c)
+
+ call assert_fails('call inputlist("")', 'E686:')
+ call assert_fails('call inputlist(test_null_list())', 'E686:')
+endfunc
+
+func Test_range_inputlist()
+ " flush out any garbage left in the buffer
+ while getchar(0)
+ endwhile
+
+ call feedkeys(":let result = inputlist(range(10))\<CR>1\<CR>", 'x')
+ call assert_equal(1, result)
+ call feedkeys(":let result = inputlist(range(3, 10))\<CR>1\<CR>", 'x')
+ call assert_equal(1, result)
+
+ unlet result
+endfunc
+
+func Test_balloon_show()
+ CheckFeature balloon_eval
+
+ " This won't do anything but must not crash either.
+ call balloon_show('hi!')
+ if !has('gui_running')
+ call balloon_show(range(3))
+ call balloon_show([])
+ endif
+endfunc
+
+func Test_setbufvar_options()
+ " This tests that aucmd_prepbuf() and aucmd_restbuf() properly restore the
+ " window layout and cursor position.
+ call assert_equal(1, winnr('$'))
+ split dummy_preview
+ resize 2
+ set winfixheight winfixwidth
+ let prev_id = win_getid()
+
+ wincmd j
+ let wh = winheight(0)
+ let dummy_buf = bufnr('dummy_buf1', v:true)
+ call setbufvar(dummy_buf, '&buftype', 'nofile')
+ execute 'belowright vertical split #' . dummy_buf
+ call assert_equal(wh, winheight(0))
+ let dum1_id = win_getid()
+ call setline(1, 'foo')
+ normal! V$
+ call assert_equal(4, col('.'))
+ call setbufvar('dummy_preview', '&buftype', 'nofile')
+ call assert_equal(4, col('.'))
+
+ wincmd h
+ let wh = winheight(0)
+ call setline(1, 'foo')
+ normal! V$
+ call assert_equal(4, col('.'))
+ let dummy_buf = bufnr('dummy_buf2', v:true)
+ eval 'nofile'->setbufvar(dummy_buf, '&buftype')
+ call assert_equal(4, col('.'))
+ execute 'belowright vertical split #' . dummy_buf
+ call assert_equal(wh, winheight(0))
+
+ bwipe!
+ call win_gotoid(prev_id)
+ bwipe!
+ call win_gotoid(dum1_id)
+ bwipe!
+endfunc
+
+func Test_setbufvar_keep_window_title()
+ CheckRunVimInTerminal
+ if !has('title') || empty(&t_ts)
+ throw "Skipped: can't get/set title"
+ endif
+
+ let lines =<< trim END
+ set title
+ edit Xa.txt
+ let g:buf = bufadd('Xb.txt')
+ inoremap <F2> <C-R>=setbufvar(g:buf, '&autoindent', 1) ?? ''<CR>
+ END
+ call writefile(lines, 'Xsetbufvar', 'D')
+ let buf = RunVimInTerminal('-S Xsetbufvar', {})
+ call WaitForAssert({-> assert_match('Xa.txt', term_gettitle(buf))}, 1000)
+
+ call term_sendkeys(buf, "i\<F2>")
+ call TermWait(buf)
+ call term_sendkeys(buf, "\<Esc>")
+ call TermWait(buf)
+ call assert_match('Xa.txt', term_gettitle(buf))
+
+ call StopVimInTerminal(buf)
+endfunc
+
+func Test_redo_in_nested_functions()
+ nnoremap g. :set opfunc=Operator<CR>g@
+ function Operator( type, ... )
+ let @x = 'XXX'
+ execute 'normal! g`[' . (a:type ==# 'line' ? 'V' : 'v') . 'g`]' . '"xp'
+ endfunction
+
+ function! Apply()
+ 5,6normal! .
+ endfunction
+
+ new
+ call setline(1, repeat(['some "quoted" text', 'more "quoted" text'], 3))
+ 1normal g.i"
+ call assert_equal('some "XXX" text', getline(1))
+ 3,4normal .
+ call assert_equal('some "XXX" text', getline(3))
+ call assert_equal('more "XXX" text', getline(4))
+ call Apply()
+ call assert_equal('some "XXX" text', getline(5))
+ call assert_equal('more "XXX" text', getline(6))
+ bwipe!
+
+ nunmap g.
+ delfunc Operator
+ delfunc Apply
+endfunc
+
+func Test_trim()
+ call assert_equal("Testing", trim(" \t\r\r\x0BTesting \t\n\r\n\t\x0B\x0B"))
+ call assert_equal("Testing", " \t \r\r\n\n\x0BTesting \t\n\r\n\t\x0B\x0B"->trim())
+ call assert_equal("RESERVE", trim("xyz \twwRESERVEzyww \t\t", " wxyz\t"))
+ call assert_equal("wRE \tSERVEzyww", trim("wRE \tSERVEzyww"))
+ call assert_equal("abcd\t xxxx tail", trim(" \tabcd\t xxxx tail"))
+ call assert_equal("\tabcd\t xxxx tail", trim(" \tabcd\t xxxx tail", " "))
+ call assert_equal(" \tabcd\t xxxx tail", trim(" \tabcd\t xxxx tail", "abx"))
+ call assert_equal("RESERVE", trim("你RESERVE好", "你好"))
+ call assert_equal("您R E SER V E早", trim("你好您R E SER V E早好你你", "你好"))
+ call assert_equal("你好您R E SER V E早好你你", trim(" \n\r\r 你好您R E SER V E早好你你 \t \x0B", ))
+ call assert_equal("您R E SER V E早好你你 \t \x0B", trim(" 你好您R E SER V E早好你你 \t \x0B", " 你好"))
+ call assert_equal("您R E SER V E早好你你 \t \x0B", trim(" tteesstttt你好您R E SER V E早好你你 \t \x0B ttestt", " 你好tes"))
+ call assert_equal("您R E SER V E早好你你 \t \x0B", trim(" tteesstttt你好您R E SER V E早好你你 \t \x0B ttestt", " 你你你好好好tttsses"))
+ call assert_equal("留下", trim("这些些不要这些留下这些", "这些不要"))
+ call assert_equal("", trim("", ""))
+ call assert_equal("a", trim("a", ""))
+ call assert_equal("", trim("", "a"))
+
+ call assert_equal("vim", trim(" vim ", " ", 0))
+ call assert_equal("vim ", trim(" vim ", " ", 1))
+ call assert_equal(" vim", trim(" vim ", " ", 2))
+ call assert_fails('eval trim(" vim ", " ", [])', 'E745:')
+ call assert_fails('eval trim(" vim ", " ", -1)', 'E475:')
+ call assert_fails('eval trim(" vim ", " ", 3)', 'E475:')
+ call assert_fails('eval trim(" vim ", 0)', 'E1174:')
+
+ let chars = join(map(range(1, 0x20) + [0xa0], {n -> n->nr2char()}), '')
+ call assert_equal("x", trim(chars . "x" . chars))
+
+ call assert_fails('let c=trim([])', 'E730:')
+endfunc
+
+" Test for reg_recording() and reg_executing()
+func Test_reg_executing_and_recording()
+ let s:reg_stat = ''
+ func s:save_reg_stat()
+ let s:reg_stat = reg_recording() . ':' . reg_executing()
+ return ''
+ endfunc
+
+ new
+ call s:save_reg_stat()
+ call assert_equal(':', s:reg_stat)
+ call feedkeys("qa\"=s:save_reg_stat()\<CR>pq", 'xt')
+ call assert_equal('a:', s:reg_stat)
+ call feedkeys("@a", 'xt')
+ call assert_equal(':a', s:reg_stat)
+ call feedkeys("qb@aq", 'xt')
+ call assert_equal('b:a', s:reg_stat)
+ call feedkeys("q\"\"=s:save_reg_stat()\<CR>pq", 'xt')
+ call assert_equal('":', s:reg_stat)
+
+ " :normal command saves and restores reg_executing
+ let s:reg_stat = ''
+ let @q = ":call TestFunc()\<CR>:call s:save_reg_stat()\<CR>"
+ func TestFunc() abort
+ normal! ia
+ endfunc
+ call feedkeys("@q", 'xt')
+ call assert_equal(':q', s:reg_stat)
+ delfunc TestFunc
+
+ " getchar() command saves and restores reg_executing
+ map W :call TestFunc()<CR>
+ let @q = "W"
+ let g:typed = ''
+ let g:regs = []
+ func TestFunc() abort
+ let g:regs += [reg_executing()]
+ let g:typed = getchar(0)
+ let g:regs += [reg_executing()]
+ endfunc
+ call feedkeys("@qy", 'xt')
+ call assert_equal(char2nr("y"), g:typed)
+ call assert_equal(['q', 'q'], g:regs)
+ delfunc TestFunc
+ unmap W
+ unlet g:typed
+ unlet g:regs
+
+ " input() command saves and restores reg_executing
+ map W :call TestFunc()<CR>
+ let @q = "W"
+ let g:typed = ''
+ let g:regs = []
+ func TestFunc() abort
+ let g:regs += [reg_executing()]
+ let g:typed = '?'->input()
+ let g:regs += [reg_executing()]
+ endfunc
+ call feedkeys("@qy\<CR>", 'xt')
+ call assert_equal("y", g:typed)
+ call assert_equal(['q', 'q'], g:regs)
+ delfunc TestFunc
+ unmap W
+ unlet g:typed
+ unlet g:regs
+
+ bwipe!
+ delfunc s:save_reg_stat
+ unlet s:reg_stat
+endfunc
+
+func Test_inputsecret()
+ map W :call TestFunc()<CR>
+ let @q = "W"
+ let g:typed1 = ''
+ let g:typed2 = ''
+ let g:regs = []
+ func TestFunc() abort
+ let g:typed1 = '?'->inputsecret()
+ let g:typed2 = inputsecret('password: ')
+ endfunc
+ call feedkeys("@qsomething\<CR>else\<CR>", 'xt')
+ call assert_equal("something", g:typed1)
+ call assert_equal("else", g:typed2)
+ delfunc TestFunc
+ unmap W
+ unlet g:typed1
+ unlet g:typed2
+endfunc
+
+func Test_getchar()
+ call feedkeys('a', '')
+ call assert_equal(char2nr('a'), getchar())
+ call assert_equal(0, getchar(0))
+ call assert_equal(0, getchar(1))
+
+ call feedkeys('a', '')
+ call assert_equal('a', getcharstr())
+ call assert_equal('', getcharstr(0))
+ call assert_equal('', getcharstr(1))
+
+ call feedkeys("\<M-F2>", '')
+ call assert_equal("\<M-F2>", getchar(0))
+ call assert_equal(0, getchar(0))
+
+ call setline(1, 'xxxx')
+ call test_setmouse(1, 3)
+ let v:mouse_win = 9
+ let v:mouse_winid = 9
+ let v:mouse_lnum = 9
+ let v:mouse_col = 9
+ call feedkeys("\<S-LeftMouse>", '')
+ call assert_equal("\<S-LeftMouse>", getchar())
+ call assert_equal(1, v:mouse_win)
+ call assert_equal(win_getid(1), v:mouse_winid)
+ call assert_equal(1, v:mouse_lnum)
+ call assert_equal(3, v:mouse_col)
+ enew!
+endfunc
+
+func Test_libcall_libcallnr()
+ CheckFeature libcall
+
+ if has('win32')
+ let libc = 'msvcrt.dll'
+ elseif has('mac')
+ let libc = 'libSystem.B.dylib'
+ elseif executable('ldd')
+ let libc = matchstr(split(system('ldd ' . GetVimProg())), '/libc\.so\>')
+ endif
+ if get(l:, 'libc', '') ==# ''
+ " On Unix, libc.so can be in various places.
+ if has('linux')
+ " There is not documented but regarding the 1st argument of glibc's
+ " dlopen an empty string and nullptr are equivalent, so using an empty
+ " string for the 1st argument of libcall allows to call functions.
+ let libc = ''
+ elseif has('sun')
+ " Set the path to libc.so according to the architecture.
+ let test_bits = system('file ' . GetVimProg())
+ let test_arch = system('uname -p')
+ if test_bits =~ '64-bit' && test_arch =~ 'sparc'
+ let libc = '/usr/lib/sparcv9/libc.so'
+ elseif test_bits =~ '64-bit' && test_arch =~ 'i386'
+ let libc = '/usr/lib/amd64/libc.so'
+ else
+ let libc = '/usr/lib/libc.so'
+ endif
+ else
+ " Unfortunately skip this test until a good way is found.
+ return
+ endif
+ endif
+
+ if has('win32')
+ call assert_equal($USERPROFILE, 'USERPROFILE'->libcall(libc, 'getenv'))
+ else
+ call assert_equal($HOME, 'HOME'->libcall(libc, 'getenv'))
+ endif
+
+ " If function returns NULL, libcall() should return an empty string.
+ call assert_equal('', libcall(libc, 'getenv', 'X_ENV_DOES_NOT_EXIT'))
+
+ " Test libcallnr() with string and integer argument.
+ call assert_equal(4, 'abcd'->libcallnr(libc, 'strlen'))
+ call assert_equal(char2nr('A'), char2nr('a')->libcallnr(libc, 'toupper'))
+
+ call assert_fails("call libcall(libc, 'Xdoesnotexist_', '')", ['', 'E364:'])
+ call assert_fails("call libcallnr(libc, 'Xdoesnotexist_', '')", ['', 'E364:'])
+
+ call assert_fails("call libcall('Xdoesnotexist_', 'getenv', 'HOME')", ['', 'E364:'])
+ call assert_fails("call libcallnr('Xdoesnotexist_', 'strlen', 'abcd')", ['', 'E364:'])
+endfunc
+
+sandbox function Fsandbox()
+ normal ix
+endfunc
+
+func Test_func_sandbox()
+ sandbox let F = {-> 'hello'}
+ call assert_equal('hello', F())
+
+ sandbox let F = {-> "normal ix\<Esc>"->execute()}
+ call assert_fails('call F()', 'E48:')
+ unlet F
+
+ call assert_fails('call Fsandbox()', 'E48:')
+ delfunc Fsandbox
+
+ " From a sandbox try to set a predefined variable (which cannot be modified
+ " from a sandbox)
+ call assert_fails('sandbox let v:lnum = 10', 'E794:')
+endfunc
+
+func EditAnotherFile()
+ let word = expand('<cword>')
+ edit Xfuncrange2
+endfunc
+
+func Test_func_range_with_edit()
+ " Define a function that edits another buffer, then call it with a range that
+ " is invalid in that buffer.
+ call writefile(['just one line'], 'Xfuncrange2', 'D')
+ new
+ eval 10->range()->setline(1)
+ write Xfuncrange1
+ call assert_fails('5,8call EditAnotherFile()', 'E16:')
+
+ call delete('Xfuncrange1')
+ bwipe!
+endfunc
+
+func Test_func_exists_on_reload()
+ call writefile(['func ExistingFunction()', 'echo "yes"', 'endfunc'], 'Xfuncexists', 'D')
+ call assert_equal(0, exists('*ExistingFunction'))
+ source Xfuncexists
+ call assert_equal(1, '*ExistingFunction'->exists())
+ " Redefining a function when reloading a script is OK.
+ source Xfuncexists
+ call assert_equal(1, exists('*ExistingFunction'))
+
+ " But redefining in another script is not OK.
+ call writefile(['func ExistingFunction()', 'echo "yes"', 'endfunc'], 'Xfuncexists2', 'D')
+ call assert_fails('source Xfuncexists2', 'E122:')
+
+ " Defining a new function from the cmdline should fail if the function is
+ " already defined
+ call assert_fails('call feedkeys(":func ExistingFunction()\<CR>", "xt")', 'E122:')
+
+ delfunc ExistingFunction
+ call assert_equal(0, exists('*ExistingFunction'))
+ call writefile([
+ \ 'func ExistingFunction()', 'echo "yes"', 'endfunc',
+ \ 'func ExistingFunction()', 'echo "no"', 'endfunc',
+ \ ], 'Xfuncexists')
+ call assert_fails('source Xfuncexists', 'E122:')
+ call assert_equal(1, exists('*ExistingFunction'))
+
+ delfunc ExistingFunction
+endfunc
+
+" Test confirm({msg} [, {choices} [, {default} [, {type}]]])
+func Test_confirm()
+ CheckUnix
+ CheckNotGui
+
+ call feedkeys('o', 'L')
+ let a = confirm('Press O to proceed')
+ call assert_equal(1, a)
+
+ call feedkeys('y', 'L')
+ let a = 'Are you sure?'->confirm("&Yes\n&No")
+ call assert_equal(1, a)
+
+ call feedkeys('n', 'L')
+ let a = confirm('Are you sure?', "&Yes\n&No")
+ call assert_equal(2, a)
+
+ " confirm() should return 0 when pressing CTRL-C.
+ call feedkeys("\<C-C>", 'L')
+ let a = confirm('Are you sure?', "&Yes\n&No")
+ call assert_equal(0, a)
+
+ " <Esc> requires another character to avoid it being seen as the start of an
+ " escape sequence. Zero should be harmless.
+ eval "\<Esc>0"->feedkeys('L')
+ let a = confirm('Are you sure?', "&Yes\n&No")
+ call assert_equal(0, a)
+
+ " Default choice is returned when pressing <CR>.
+ call feedkeys("\<CR>", 'L')
+ let a = confirm('Are you sure?', "&Yes\n&No")
+ call assert_equal(1, a)
+
+ call feedkeys("\<CR>", 'L')
+ let a = confirm('Are you sure?', "&Yes\n&No", 2)
+ call assert_equal(2, a)
+
+ call feedkeys("\<CR>", 'L')
+ let a = confirm('Are you sure?', "&Yes\n&No", 0)
+ call assert_equal(0, a)
+
+ " Test with the {type} 4th argument
+ for type in ['Error', 'Question', 'Info', 'Warning', 'Generic']
+ call feedkeys('y', 'L')
+ let a = confirm('Are you sure?', "&Yes\n&No\n", 1, type)
+ call assert_equal(1, a)
+ endfor
+
+ call assert_fails('call confirm([])', 'E730:')
+ call assert_fails('call confirm("Are you sure?", [])', 'E730:')
+ call assert_fails('call confirm("Are you sure?", "&Yes\n&No\n", [])', 'E745:')
+ call assert_fails('call confirm("Are you sure?", "&Yes\n&No\n", 0, [])', 'E730:')
+endfunc
+
+func Test_platform_name()
+ " The system matches at most only one name.
+ let names = ['amiga', 'bsd', 'hpux', 'linux', 'mac', 'qnx', 'sun', 'vms', 'win32', 'win32unix']
+ call assert_inrange(0, 1, len(filter(copy(names), 'has(v:val)')))
+
+ " Is Unix?
+ call assert_equal(has('bsd'), has('bsd') && has('unix'))
+ call assert_equal(has('hpux'), has('hpux') && has('unix'))
+ call assert_equal(has('linux'), has('linux') && has('unix'))
+ call assert_equal(has('mac'), has('mac') && has('unix'))
+ call assert_equal(has('qnx'), has('qnx') && has('unix'))
+ call assert_equal(has('sun'), has('sun') && has('unix'))
+ call assert_equal(has('win32'), has('win32') && !has('unix'))
+ call assert_equal(has('win32unix'), has('win32unix') && has('unix'))
+
+ if has('unix') && executable('uname')
+ let uname = system('uname')
+ " GNU userland on BSD kernels (e.g., GNU/kFreeBSD) don't have BSD defined
+ call assert_equal(uname =~? '\%(GNU/k\w\+\)\@<!BSD\|DragonFly', has('bsd'))
+ call assert_equal(uname =~? 'HP-UX', has('hpux'))
+ call assert_equal(uname =~? 'Linux', has('linux'))
+ call assert_equal(uname =~? 'Darwin', has('mac'))
+ call assert_equal(uname =~? 'QNX', has('qnx'))
+ call assert_equal(uname =~? 'SunOS', has('sun'))
+ call assert_equal(uname =~? 'CYGWIN\|MSYS', has('win32unix'))
+ endif
+endfunc
+
+func Test_readdir()
+ call mkdir('Xreaddir', 'R')
+ call writefile([], 'Xreaddir/foo.txt')
+ call writefile([], 'Xreaddir/bar.txt')
+ call mkdir('Xreaddir/dir')
+
+ " All results
+ let files = readdir('Xreaddir')
+ call assert_equal(['bar.txt', 'dir', 'foo.txt'], sort(files))
+
+ " Only results containing "f"
+ let files = 'Xreaddir'->readdir({ x -> stridx(x, 'f') != -1 })
+ call assert_equal(['foo.txt'], sort(files))
+
+ " Only .txt files
+ let files = readdir('Xreaddir', { x -> x =~ '.txt$' })
+ call assert_equal(['bar.txt', 'foo.txt'], sort(files))
+
+ " Only .txt files with string
+ let files = readdir('Xreaddir', 'v:val =~ ".txt$"')
+ call assert_equal(['bar.txt', 'foo.txt'], sort(files))
+
+ " Limit to 1 result.
+ let l = []
+ let files = readdir('Xreaddir', {x -> len(add(l, x)) == 2 ? -1 : 1})
+ call assert_equal(1, len(files))
+
+ " Nested readdir() must not crash
+ let files = readdir('Xreaddir', 'readdir("Xreaddir", "1") != []')
+ call sort(files)->assert_equal(['bar.txt', 'dir', 'foo.txt'])
+endfunc
+
+func Test_readdirex()
+ call mkdir('Xexdir', 'R')
+ call writefile(['foo'], 'Xexdir/foo.txt')
+ call writefile(['barbar'], 'Xexdir/bar.txt')
+ call mkdir('Xexdir/dir')
+
+ " All results
+ let files = readdirex('Xexdir')->map({-> v:val.name})
+ call assert_equal(['bar.txt', 'dir', 'foo.txt'], sort(files))
+ let sizes = readdirex('Xexdir')->map({-> v:val.size})
+ call assert_equal([0, 4, 7], sort(sizes))
+
+ " Only results containing "f"
+ let files = 'Xexdir'->readdirex({ e -> stridx(e.name, 'f') != -1 })
+ \ ->map({-> v:val.name})
+ call assert_equal(['foo.txt'], sort(files))
+
+ " Only .txt files
+ let files = readdirex('Xexdir', { e -> e.name =~ '.txt$' })
+ \ ->map({-> v:val.name})
+ call assert_equal(['bar.txt', 'foo.txt'], sort(files))
+
+ " Only .txt files with string
+ let files = readdirex('Xexdir', 'v:val.name =~ ".txt$"')
+ \ ->map({-> v:val.name})
+ call assert_equal(['bar.txt', 'foo.txt'], sort(files))
+
+ " Limit to 1 result.
+ let l = []
+ let files = readdirex('Xexdir', {e -> len(add(l, e.name)) == 2 ? -1 : 1})
+ \ ->map({-> v:val.name})
+ call assert_equal(1, len(files))
+
+ " Nested readdirex() must not crash
+ let files = readdirex('Xexdir', 'readdirex("Xexdir", "1") != []')
+ \ ->map({-> v:val.name})
+ call sort(files)->assert_equal(['bar.txt', 'dir', 'foo.txt'])
+
+ " report broken link correctly
+ if has("unix")
+ call writefile([], 'Xexdir/abc.txt')
+ call system("ln -s Xexdir/abc.txt Xexdir/link")
+ call delete('Xexdir/abc.txt')
+ let files = readdirex('Xexdir', 'readdirex("Xexdir", "1") != []')
+ \ ->map({-> v:val.name .. '_' .. v:val.type})
+ call sort(files)->assert_equal(
+ \ ['bar.txt_file', 'dir_dir', 'foo.txt_file', 'link_link'])
+ endif
+
+ call assert_fails('call readdirex("doesnotexist")', 'E484:')
+endfunc
+
+func Test_readdirex_sort()
+ CheckUnix
+ " Skip tests on Mac OS X and Cygwin (does not allow several files with different casing)
+ if has("osxdarwin") || has("osx") || has("macunix") || has("win32unix")
+ throw 'Skipped: Test_readdirex_sort on systems that do not allow this using the default filesystem'
+ endif
+ let _collate = v:collate
+ call mkdir('Xsortdir2', 'R')
+ call writefile(['1'], 'Xsortdir2/README.txt')
+ call writefile(['2'], 'Xsortdir2/Readme.txt')
+ call writefile(['3'], 'Xsortdir2/readme.txt')
+
+ " 1) default
+ let files = readdirex('Xsortdir2')->map({-> v:val.name})
+ let default = copy(files)
+ call assert_equal(['README.txt', 'Readme.txt', 'readme.txt'], files, 'sort using default')
+
+ " 2) no sorting
+ let files = readdirex('Xsortdir2', 1, #{sort: 'none'})->map({-> v:val.name})
+ let unsorted = copy(files)
+ call assert_equal(['README.txt', 'Readme.txt', 'readme.txt'], sort(files), 'unsorted')
+ call assert_fails("call readdirex('Xsortdir2', 1, #{slort: 'none'})", 'E857: Dictionary key "sort" required')
+
+ " 3) sort by case (same as default)
+ let files = readdirex('Xsortdir2', 1, #{sort: 'case'})->map({-> v:val.name})
+ call assert_equal(default, files, 'sort by case')
+
+ " 4) sort by ignoring case
+ let files = readdirex('Xsortdir2', 1, #{sort: 'icase'})->map({-> v:val.name})
+ call assert_equal(unsorted->sort('i'), files, 'sort by icase')
+
+ " 5) Default Collation
+ let collate = v:collate
+ lang collate C
+ let files = readdirex('Xsortdir2', 1, #{sort: 'collate'})->map({-> v:val.name})
+ call assert_equal(['README.txt', 'Readme.txt', 'readme.txt'], files, 'sort by C collation')
+
+ " 6) Collation de_DE
+ " Switch locale, this may not work on the CI system, if the locale isn't
+ " available
+ try
+ lang collate de_DE
+ let files = readdirex('Xsortdir2', 1, #{sort: 'collate'})->map({-> v:val.name})
+ call assert_equal(['readme.txt', 'Readme.txt', 'README.txt'], files, 'sort by de_DE collation')
+ catch
+ throw 'Skipped: de_DE collation is not available'
+
+ finally
+ exe 'lang collate' collate
+ endtry
+endfunc
+
+func Test_readdir_sort()
+ " some more cases for testing sorting for readdirex
+ let dir = 'Xsortdir3'
+ call mkdir(dir, 'R')
+ call writefile(['1'], dir .. '/README.txt')
+ call writefile(['2'], dir .. '/Readm.txt')
+ call writefile(['3'], dir .. '/read.txt')
+ call writefile(['4'], dir .. '/Z.txt')
+ call writefile(['5'], dir .. '/a.txt')
+ call writefile(['6'], dir .. '/b.txt')
+
+ " 1) default
+ let files = readdir(dir)
+ let default = copy(files)
+ call assert_equal(default->sort(), files, 'sort using default')
+
+ " 2) sort by case (same as default)
+ let files = readdir(dir, '1', #{sort: 'case'})
+ call assert_equal(default, files, 'sort using default')
+
+ " 3) sort by ignoring case
+ let files = readdir(dir, '1', #{sort: 'icase'})
+ call assert_equal(default->sort('i'), files, 'sort by ignoring case')
+
+ " 4) collation
+ let collate = v:collate
+ lang collate C
+ let files = readdir(dir, 1, #{sort: 'collate'})
+ call assert_equal(default->sort(), files, 'sort by C collation')
+ exe "lang collate" collate
+
+ " 5) Errors
+ call assert_fails('call readdir(dir, 1, 1)', 'E1206:')
+ call assert_fails('call readdir(dir, 1, #{sorta: 1})')
+ call assert_fails('call readdir(dir, 1, test_null_dict())', 'E1297:')
+ call assert_fails('call readdirex(dir, 1, 1)', 'E1206:')
+ call assert_fails('call readdirex(dir, 1, #{sorta: 1})')
+ call assert_fails('call readdirex(dir, 1, test_null_dict())', 'E1297:')
+
+ " 6) ignore other values in dict
+ let files = readdir(dir, '1', #{sort: 'c'})
+ call assert_equal(default, files, 'sort using default2')
+
+ " Cleanup
+ exe "lang collate" collate
+endfunc
+
+func Test_delete_rf()
+ call mkdir('Xrfdir')
+ call writefile([], 'Xrfdir/foo.txt')
+ call writefile([], 'Xrfdir/bar.txt')
+ call mkdir('Xrfdir/[a-1]') " issue #696
+ call writefile([], 'Xrfdir/[a-1]/foo.txt')
+ call writefile([], 'Xrfdir/[a-1]/bar.txt')
+ call assert_true(filereadable('Xrfdir/foo.txt'))
+ call assert_true('Xrfdir/[a-1]/foo.txt'->filereadable())
+
+ call assert_equal(0, delete('Xrfdir', 'rf'))
+ call assert_false(filereadable('Xrfdir/foo.txt'))
+ call assert_false(filereadable('Xrfdir/[a-1]/foo.txt'))
+
+ if has('unix')
+ call mkdir('Xrfdir/Xdir2', 'p')
+ silent !chmod 555 Xrfdir
+ call assert_equal(-1, delete('Xrfdir/Xdir2', 'rf'))
+ call assert_equal(-1, delete('Xrfdir', 'rf'))
+ silent !chmod 755 Xrfdir
+ call assert_equal(0, delete('Xrfdir', 'rf'))
+ endif
+endfunc
+
+func Test_call()
+ call assert_equal(3, call('len', [123]))
+ call assert_equal(3, 'len'->call([123]))
+ call assert_fails("call call('len', 123)", 'E1211:')
+ call assert_equal(0, call('', []))
+ call assert_equal(0, call('len', test_null_list()))
+
+ function Mylen() dict
+ return len(self.data)
+ endfunction
+ let mydict = {'data': [0, 1, 2, 3], 'len': function("Mylen")}
+ eval mydict.len->call([], mydict)->assert_equal(4)
+ call assert_fails("call call('Mylen', [], 0)", 'E1206:')
+ call assert_fails('call foo', 'E107:')
+
+ " These once caused a crash.
+ call call(test_null_function(), [])
+ call call(test_null_partial(), [])
+ call assert_fails('call test_null_function()()', 'E1192:')
+ call assert_fails('call test_null_partial()()', 'E117:')
+
+ let lines =<< trim END
+ let Time = 'localtime'
+ call Time()
+ END
+ call v9.CheckScriptFailure(lines, 'E1085:')
+endfunc
+
+func Test_char2nr()
+ call assert_equal(12354, char2nr('あ', 1))
+ call assert_equal(120, 'x'->char2nr())
+ set encoding=latin1
+ call assert_equal(120, 'x'->char2nr())
+ set encoding=utf-8
+endfunc
+
+func Test_charclass()
+ call assert_equal(0, charclass(' '))
+ call assert_equal(1, charclass('.'))
+ call assert_equal(2, charclass('x'))
+ call assert_equal(3, charclass("\u203c"))
+ " this used to crash vim
+ call assert_equal(0, "xxx"[-1]->charclass())
+endfunc
+
+func Test_eventhandler()
+ call assert_equal(0, eventhandler())
+endfunc
+
+func Test_bufadd_bufload()
+ call assert_equal(0, bufexists('someName'))
+ let buf = bufadd('someName')
+ call assert_notequal(0, buf)
+ call assert_equal(1, bufexists('someName'))
+ call assert_equal(0, getbufvar(buf, '&buflisted'))
+ call assert_equal(0, bufloaded(buf))
+ call bufload(buf)
+ call assert_equal(1, bufloaded(buf))
+ call assert_equal([''], getbufline(buf, 1, '$'))
+
+ let curbuf = bufnr('')
+ eval ['some', 'text']->writefile('XotherName')
+ let buf = 'XotherName'->bufadd()
+ call assert_notequal(0, buf)
+ eval 'XotherName'->bufexists()->assert_equal(1)
+ call assert_equal(0, getbufvar(buf, '&buflisted'))
+ call assert_equal(0, bufloaded(buf))
+ eval buf->bufload()
+ call assert_equal(1, bufloaded(buf))
+ call assert_equal(['some', 'text'], getbufline(buf, 1, '$'))
+ call assert_equal(curbuf, bufnr(''))
+
+ let buf1 = bufadd('')
+ let buf2 = bufadd('')
+ call assert_notequal(0, buf1)
+ call assert_notequal(0, buf2)
+ call assert_notequal(buf1, buf2)
+ call assert_equal(1, bufexists(buf1))
+ call assert_equal(1, bufexists(buf2))
+ call assert_equal(0, bufloaded(buf1))
+ exe 'bwipe ' .. buf1
+ call assert_equal(0, bufexists(buf1))
+ call assert_equal(1, bufexists(buf2))
+ exe 'bwipe ' .. buf2
+ call assert_equal(0, bufexists(buf2))
+
+ " When 'buftype' is "nofile" then bufload() does not read the file.
+ " Other values too.
+ for val in [['nofile', 0],
+ \ ['nowrite', 1],
+ \ ['acwrite', 1],
+ \ ['quickfix', 0],
+ \ ['help', 1],
+ \ ['terminal', 0],
+ \ ['prompt', 0],
+ \ ['popup', 0],
+ \ ]
+ bwipe! XotherName
+ let buf = bufadd('XotherName')
+ call setbufvar(buf, '&bt', val[0])
+ call bufload(buf)
+ call assert_equal(val[1] ? ['some', 'text'] : [''], getbufline(buf, 1, '$'), val[0])
+ endfor
+
+ bwipe someName
+ bwipe XotherName
+ call assert_equal(0, bufexists('someName'))
+ call delete('XotherName')
+endfunc
+
+func Test_state()
+ CheckRunVimInTerminal
+
+ let getstate = ":echo 'state: ' .. g:state .. '; mode: ' .. g:mode\<CR>"
+
+ let lines =<< trim END
+ call setline(1, ['one', 'two', 'three'])
+ map ;; gg
+ set complete=.
+ func RunTimer()
+ call timer_start(10, {id -> execute('let g:state = state()') .. execute('let g:mode = mode()')})
+ endfunc
+ au Filetype foobar let g:state = state()|let g:mode = mode()
+ END
+ call writefile(lines, 'XState')
+ let buf = RunVimInTerminal('-S XState', #{rows: 6})
+
+ " Using a ":" command Vim is busy, thus "S" is returned
+ call term_sendkeys(buf, ":echo 'state: ' .. state() .. '; mode: ' .. mode()\<CR>")
+ call WaitForAssert({-> assert_match('state: S; mode: n', term_getline(buf, 6))}, 1000)
+ call term_sendkeys(buf, ":\<CR>")
+
+ " Using a timer callback
+ call term_sendkeys(buf, ":call RunTimer()\<CR>")
+ call TermWait(buf, 25)
+ call term_sendkeys(buf, getstate)
+ call WaitForAssert({-> assert_match('state: c; mode: n', term_getline(buf, 6))}, 1000)
+
+ " Halfway a mapping
+ call term_sendkeys(buf, ":call RunTimer()\<CR>;")
+ call TermWait(buf, 25)
+ call term_sendkeys(buf, ";")
+ call term_sendkeys(buf, getstate)
+ call WaitForAssert({-> assert_match('state: mSc; mode: n', term_getline(buf, 6))}, 1000)
+
+ " Insert mode completion (bit slower on Mac)
+ call term_sendkeys(buf, ":call RunTimer()\<CR>Got\<C-N>")
+ call TermWait(buf, 25)
+ call term_sendkeys(buf, "\<Esc>")
+ call term_sendkeys(buf, getstate)
+ call WaitForAssert({-> assert_match('state: aSc; mode: i', term_getline(buf, 6))}, 1000)
+
+ " Autocommand executing
+ call term_sendkeys(buf, ":set filetype=foobar\<CR>")
+ call TermWait(buf, 25)
+ call term_sendkeys(buf, getstate)
+ call WaitForAssert({-> assert_match('state: xS; mode: n', term_getline(buf, 6))}, 1000)
+
+ " Todo: "w" - waiting for ch_evalexpr()
+
+ " messages scrolled
+ call term_sendkeys(buf, ":call RunTimer()\<CR>:echo \"one\\ntwo\\nthree\"\<CR>")
+ call TermWait(buf, 25)
+ call term_sendkeys(buf, "\<CR>")
+ call term_sendkeys(buf, getstate)
+ call WaitForAssert({-> assert_match('state: Scs; mode: r', term_getline(buf, 6))}, 1000)
+
+ call StopVimInTerminal(buf)
+ call delete('XState')
+endfunc
+
+func Test_range()
+ " destructuring
+ let [x, y] = range(2)
+ call assert_equal([0, 1], [x, y])
+
+ " index
+ call assert_equal(4, range(1, 10)[3])
+
+ " add()
+ call assert_equal([0, 1, 2, 3], add(range(3), 3))
+ call assert_equal([0, 1, 2, [0, 1, 2]], add([0, 1, 2], range(3)))
+ call assert_equal([0, 1, 2, [0, 1, 2]], add(range(3), range(3)))
+
+ " append()
+ new
+ call append('.', range(5))
+ call assert_equal(['', '0', '1', '2', '3', '4'], getline(1, '$'))
+ bwipe!
+
+ " appendbufline()
+ new
+ call appendbufline(bufnr(''), '.', range(5))
+ call assert_equal(['0', '1', '2', '3', '4', ''], getline(1, '$'))
+ bwipe!
+
+ " call()
+ func TwoArgs(a, b)
+ return [a:a, a:b]
+ endfunc
+ call assert_equal([0, 1], call('TwoArgs', range(2)))
+
+ " col()
+ new
+ call setline(1, ['foo', 'bar'])
+ call assert_equal(2, col(range(1, 2)))
+ bwipe!
+
+ " complete()
+ execute "normal! a\<C-r>=[complete(col('.'), range(10)), ''][1]\<CR>"
+ " complete_info()
+ execute "normal! a\<C-r>=[complete(col('.'), range(10)), ''][1]\<CR>\<C-r>=[complete_info(range(5)), ''][1]\<CR>"
+
+ " copy()
+ call assert_equal([1, 2, 3], copy(range(1, 3)))
+
+ " count()
+ call assert_equal(0, count(range(0), 3))
+ call assert_equal(0, count(range(2), 3))
+ call assert_equal(1, count(range(5), 3))
+
+ " cursor()
+ new
+ call setline(1, ['aaa', 'bbb', 'ccc'])
+ call cursor(range(1, 2))
+ call assert_equal([2, 1], [col('.'), line('.')])
+ bwipe!
+
+ " deepcopy()
+ call assert_equal([1, 2, 3], deepcopy(range(1, 3)))
+
+ " empty()
+ call assert_true(empty(range(0)))
+ call assert_false(empty(range(2)))
+
+ " execute()
+ new
+ call setline(1, ['aaa', 'bbb', 'ccc'])
+ call execute(range(3))
+ call assert_equal(2, line('.'))
+ bwipe!
+
+ " extend()
+ call assert_equal([1, 2, 3, 4], extend([1], range(2, 4)))
+ call assert_equal([1, 2, 3, 4], extend(range(1, 1), range(2, 4)))
+ call assert_equal([1, 2, 3, 4], extend(range(1, 1), [2, 3, 4]))
+
+ " filter()
+ call assert_equal([1, 3], filter(range(5), 'v:val % 2'))
+ call assert_equal([1, 5, 7, 11, 13], filter(filter(range(15), 'v:val % 2'), 'v:val % 3'))
+
+ " funcref()
+ call assert_equal([0, 1], funcref('TwoArgs', range(2))())
+
+ " function()
+ call assert_equal([0, 1], function('TwoArgs', range(2))())
+
+ " garbagecollect()
+ let thelist = [1, range(2), 3]
+ let otherlist = range(3)
+ call test_garbagecollect_now()
+
+ " get()
+ call assert_equal(4, get(range(1, 10), 3))
+ call assert_equal(-1, get(range(1, 10), 42, -1))
+
+ " index()
+ call assert_equal(1, index(range(1, 5), 2))
+ call assert_fails("echo index([1, 2], 1, [])", 'E745:')
+
+ " insert()
+ call assert_equal([42, 1, 2, 3, 4, 5], insert(range(1, 5), 42))
+ call assert_equal([42, 1, 2, 3, 4, 5], insert(range(1, 5), 42, 0))
+ call assert_equal([1, 42, 2, 3, 4, 5], insert(range(1, 5), 42, 1))
+ call assert_equal([1, 2, 3, 4, 42, 5], insert(range(1, 5), 42, 4))
+ call assert_equal([1, 2, 3, 4, 42, 5], insert(range(1, 5), 42, -1))
+ call assert_equal([1, 2, 3, 4, 5, 42], insert(range(1, 5), 42, 5))
+
+ " join()
+ call assert_equal('0 1 2 3 4', join(range(5)))
+
+ " json_encode()
+ call assert_equal('[0,1,2,3]', json_encode(range(4)))
+
+ " len()
+ call assert_equal(0, len(range(0)))
+ call assert_equal(2, len(range(2)))
+ call assert_equal(5, len(range(0, 12, 3)))
+ call assert_equal(4, len(range(3, 0, -1)))
+
+ " list2str()
+ call assert_equal('ABC', list2str(range(65, 67)))
+ call assert_fails('let s = list2str(5)', 'E1211:')
+
+ " lock()
+ let thelist = range(5)
+ lockvar thelist
+
+ " map()
+ call assert_equal([0, 2, 4, 6, 8], map(range(5), 'v:val * 2'))
+ call assert_equal([3, 5, 7, 9, 11], map(map(range(5), 'v:val * 2'), 'v:val + 3'))
+ call assert_equal([2, 6], map(filter(range(5), 'v:val % 2'), 'v:val * 2'))
+ call assert_equal([2, 4, 8], filter(map(range(5), 'v:val * 2'), 'v:val % 3'))
+
+ " match()
+ call assert_equal(3, match(range(5), 3))
+
+ " matchaddpos()
+ highlight MyGreenGroup ctermbg=green guibg=green
+ call matchaddpos('MyGreenGroup', range(line('.'), line('.')))
+
+ " matchend()
+ call assert_equal(4, matchend(range(5), '4'))
+ call assert_equal(3, matchend(range(1, 5), '4'))
+ call assert_equal(-1, matchend(range(1, 5), '42'))
+
+ " matchstrpos()
+ call assert_equal(['4', 4, 0, 1], matchstrpos(range(5), '4'))
+ call assert_equal(['4', 3, 0, 1], matchstrpos(range(1, 5), '4'))
+ call assert_equal(['', -1, -1, -1], matchstrpos(range(1, 5), '42'))
+
+ " max() reverse()
+ call assert_equal(0, max(range(0)))
+ call assert_equal(0, max(range(10, 9)))
+ call assert_equal(9, max(range(10)))
+ call assert_equal(18, max(range(0, 20, 3)))
+ call assert_equal(20, max(range(20, 0, -3)))
+ call assert_equal(99999, max(range(100000)))
+ call assert_equal(99999, max(range(99999, 0, -1)))
+ call assert_equal(99999, max(reverse(range(100000))))
+ call assert_equal(99999, max(reverse(range(99999, 0, -1))))
+
+ " min() reverse()
+ call assert_equal(0, min(range(0)))
+ call assert_equal(0, min(range(10, 9)))
+ call assert_equal(5, min(range(5, 10)))
+ call assert_equal(5, min(range(5, 10, 3)))
+ call assert_equal(2, min(range(20, 0, -3)))
+ call assert_equal(0, min(range(100000)))
+ call assert_equal(0, min(range(99999, 0, -1)))
+ call assert_equal(0, min(reverse(range(100000))))
+ call assert_equal(0, min(reverse(range(99999, 0, -1))))
+
+ " remove()
+ call assert_equal(1, remove(range(1, 10), 0))
+ call assert_equal(2, remove(range(1, 10), 1))
+ call assert_equal(9, remove(range(1, 10), 8))
+ call assert_equal(10, remove(range(1, 10), 9))
+ call assert_equal(10, remove(range(1, 10), -1))
+ call assert_equal([3, 4, 5], remove(range(1, 10), 2, 4))
+
+ " repeat()
+ call assert_equal([0, 1, 2, 0, 1, 2], repeat(range(3), 2))
+ call assert_equal([0, 1, 2], repeat(range(3), 1))
+ call assert_equal([], repeat(range(3), 0))
+ call assert_equal([], repeat(range(5, 4), 2))
+ call assert_equal([], repeat(range(5, 4), 0))
+
+ " reverse()
+ call assert_equal([2, 1, 0], reverse(range(3)))
+ call assert_equal([0, 1, 2, 3], reverse(range(3, 0, -1)))
+ call assert_equal([9, 8, 7, 6, 5, 4, 3, 2, 1, 0], reverse(range(10)))
+ call assert_equal([20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10], reverse(range(10, 20)))
+ call assert_equal([16, 13, 10], reverse(range(10, 18, 3)))
+ call assert_equal([19, 16, 13, 10], reverse(range(10, 19, 3)))
+ call assert_equal([19, 16, 13, 10], reverse(range(10, 20, 3)))
+ call assert_equal([11, 14, 17, 20], reverse(range(20, 10, -3)))
+ call assert_equal([], reverse(range(0)))
+
+ " TODO: setpos()
+ " new
+ " call setline(1, repeat([''], bufnr('')))
+ " call setline(bufnr('') + 1, repeat('x', bufnr('') * 2 + 6))
+ " call setpos('x', range(bufnr(''), bufnr('') + 3))
+ " bwipe!
+
+ " setreg()
+ call setreg('a', range(3))
+ call assert_equal("0\n1\n2\n", getreg('a'))
+
+ " settagstack()
+ call settagstack(1, #{items : range(4)})
+
+ " sign_define()
+ call assert_fails("call sign_define(range(5))", "E715:")
+ call assert_fails("call sign_placelist(range(5))", "E715:")
+
+ " sign_undefine()
+ call assert_fails("call sign_undefine(range(5))", "E908:")
+
+ " sign_unplacelist()
+ call assert_fails("call sign_unplacelist(range(5))", "E715:")
+
+ " sort()
+ call assert_equal([0, 1, 2, 3, 4, 5], sort(range(5, 0, -1)))
+
+ " string()
+ call assert_equal('[0, 1, 2, 3, 4]', string(range(5)))
+
+ " taglist() with 'tagfunc'
+ func TagFunc(pattern, flags, info)
+ return range(10)
+ endfunc
+ set tagfunc=TagFunc
+ call assert_fails("call taglist('asdf')", 'E987:')
+ set tagfunc=
+
+ " term_start()
+ if has('terminal') && has('termguicolors')
+ call assert_fails('call term_start(range(3, 4))', 'E474:')
+ let g:terminal_ansi_colors = range(16)
+ if has('win32')
+ let cmd = "cmd /c dir"
+ else
+ let cmd = "ls"
+ endif
+ call assert_fails('call term_start("' .. cmd .. '", #{term_finish: "close"'
+ \ .. ', ansi_colors: range(16)})', 'E475:')
+ unlet g:terminal_ansi_colors
+ endif
+
+ " type()
+ call assert_equal(v:t_list, type(range(5)))
+
+ " uniq()
+ call assert_equal([0, 1, 2, 3, 4], uniq(range(5)))
+
+ " errors
+ call assert_fails('let x=range(2, 8, 0)', 'E726:')
+ call assert_fails('let x=range(3, 1)', 'E727:')
+ call assert_fails('let x=range(1, 3, -2)', 'E727:')
+ call assert_fails('let x=range([])', 'E745:')
+ call assert_fails('let x=range(1, [])', 'E745:')
+ call assert_fails('let x=range(1, 4, [])', 'E745:')
+endfunc
+
+func Test_garbagecollect_now_fails()
+ let v:testing = 0
+ call assert_fails('call test_garbagecollect_now()', 'E1142:')
+ let v:testing = 1
+endfunc
+
+func Test_echoraw()
+ CheckScreendump
+
+ " Normally used for escape codes, but let's test with a CR.
+ let lines =<< trim END
+ call echoraw("hello\<CR>x")
+ END
+ call writefile(lines, 'XTest_echoraw')
+ let buf = RunVimInTerminal('-S XTest_echoraw', {'rows': 5, 'cols': 40})
+ call VerifyScreenDump(buf, 'Test_functions_echoraw', {})
+
+ " clean up
+ call StopVimInTerminal(buf)
+ call delete('XTest_echoraw')
+endfunc
+
+" Test for echo highlighting
+func Test_echohl()
+ echohl Search
+ echo 'Vim'
+ call assert_equal('Vim', Screenline(&lines))
+ " TODO: How to check the highlight group used by echohl?
+ " ScreenAttrs() returns all zeros.
+ echohl None
+endfunc
+
+" Test for the eval() function
+func Test_eval()
+ call assert_fails("call eval('5 a')", 'E488:')
+endfunc
+
+" Test for the keytrans() function
+func Test_keytrans()
+ call assert_equal('<Space>', keytrans(' '))
+ call assert_equal('<lt>', keytrans('<'))
+ call assert_equal('<lt>Tab>', keytrans('<Tab>'))
+ call assert_equal('<Tab>', keytrans("\<Tab>"))
+ call assert_equal('<C-V>', keytrans("\<C-V>"))
+ call assert_equal('<BS>', keytrans("\<BS>"))
+ call assert_equal('<Home>', keytrans("\<Home>"))
+ call assert_equal('<C-Home>', keytrans("\<C-Home>"))
+ call assert_equal('<M-Home>', keytrans("\<M-Home>"))
+ call assert_equal('<C-Space>', keytrans("\<C-Space>"))
+ call assert_equal('<M-Space>', keytrans("\<*M-Space>"))
+ call assert_equal('<M-x>', "\<*M-x>"->keytrans())
+ call assert_equal('<C-I>', "\<*C-I>"->keytrans())
+ call assert_equal('<S-3>', "\<*S-3>"->keytrans())
+ call assert_equal('π', 'π'->keytrans())
+ call assert_equal('<M-π>', "\<M-π>"->keytrans())
+ call assert_equal('ě', 'ě'->keytrans())
+ call assert_equal('<M-ě>', "\<M-ě>"->keytrans())
+ call assert_equal('', ''->keytrans())
+ call assert_equal('', test_null_string()->keytrans())
+ call assert_fails('call keytrans(1)', 'E1174:')
+ call assert_fails('call keytrans()', 'E119:')
+endfunc
+
+" Test for the nr2char() function
+func Test_nr2char()
+ set encoding=latin1
+ call assert_equal('@', nr2char(64))
+ set encoding=utf8
+ call assert_equal('a', nr2char(97, 1))
+ call assert_equal('a', nr2char(97, 0))
+
+ call assert_equal("\x80\xfc\b" .. nr2char(0x100000), eval('"\<M-' .. nr2char(0x100000) .. '>"'))
+ call assert_equal("\x80\xfc\b" .. nr2char(0x40000000), eval('"\<M-' .. nr2char(0x40000000) .. '>"'))
+endfunc
+
+" Test for screenattr(), screenchar() and screenchars() functions
+func Test_screen_functions()
+ call assert_equal(-1, screenattr(-1, -1))
+ call assert_equal(-1, screenchar(-1, -1))
+ call assert_equal([], screenchars(-1, -1))
+endfunc
+
+" Test for getcurpos() and setpos()
+func Test_getcurpos_setpos()
+ new
+ call setline(1, ['012345678', '012345678'])
+ normal gg6l
+ let sp = getcurpos()
+ normal 0
+ call setpos('.', sp)
+ normal jyl
+ call assert_equal('6', @")
+ call assert_equal(-1, setpos('.', test_null_list()))
+ call assert_equal(-1, setpos('.', {}))
+
+ let winid = win_getid()
+ normal G$
+ let pos = getcurpos()
+ wincmd w
+ call assert_equal(pos, getcurpos(winid))
+
+ wincmd w
+ close!
+
+ call assert_equal(getcurpos(), getcurpos(0))
+ call assert_equal([0, 0, 0, 0, 0], getcurpos(-1))
+ call assert_equal([0, 0, 0, 0, 0], getcurpos(1999))
+endfunc
+
+func Test_getmousepos()
+ enew!
+ call setline(1, "\t\t\t1234")
+ call test_setmouse(1, 1)
+ call assert_equal(#{
+ \ screenrow: 1,
+ \ screencol: 1,
+ \ winid: win_getid(),
+ \ winrow: 1,
+ \ wincol: 1,
+ \ line: 1,
+ \ column: 1,
+ \ }, getmousepos())
+ call test_setmouse(1, 25)
+ call assert_equal(#{
+ \ screenrow: 1,
+ \ screencol: 25,
+ \ winid: win_getid(),
+ \ winrow: 1,
+ \ wincol: 25,
+ \ line: 1,
+ \ column: 4,
+ \ }, getmousepos())
+ call test_setmouse(1, 50)
+ call assert_equal(#{
+ \ screenrow: 1,
+ \ screencol: 50,
+ \ winid: win_getid(),
+ \ winrow: 1,
+ \ wincol: 50,
+ \ line: 1,
+ \ column: 8,
+ \ }, getmousepos())
+
+ " If the mouse is positioned past the last buffer line, "line" and "column"
+ " should act like it's positioned on the last buffer line.
+ call test_setmouse(2, 25)
+ call assert_equal(#{
+ \ screenrow: 2,
+ \ screencol: 25,
+ \ winid: win_getid(),
+ \ winrow: 2,
+ \ wincol: 25,
+ \ line: 1,
+ \ column: 4,
+ \ }, getmousepos())
+ call test_setmouse(2, 50)
+ call assert_equal(#{
+ \ screenrow: 2,
+ \ screencol: 50,
+ \ winid: win_getid(),
+ \ winrow: 2,
+ \ wincol: 50,
+ \ line: 1,
+ \ column: 8,
+ \ }, getmousepos())
+ bwipe!
+endfunc
+
+func Test_getmouseshape()
+ CheckFeature mouseshape
+
+ call assert_equal('arrow', getmouseshape())
+endfunc
+
+" Test for glob()
+func Test_glob()
+ call assert_equal('', glob(test_null_string()))
+ call assert_equal('', globpath(test_null_string(), test_null_string()))
+ call assert_fails("let x = globpath(&rtp, 'syntax/c.vim', [])", 'E745:')
+
+ call writefile([], 'Xglob1')
+ call writefile([], 'XGLOB2')
+ set wildignorecase
+ " Sort output of glob() otherwise we end up with different
+ " ordering depending on whether file system is case-sensitive.
+ call assert_equal(['XGLOB2', 'Xglob1'], sort(glob('Xglob[12]', 0, 1)))
+ " wildignorecase shall be applied even when the pattern contains no wildcards.
+ call assert_equal('XGLOB2', glob('xglob2'))
+ set wildignorecase&
+
+ call delete('Xglob1')
+ call delete('XGLOB2')
+
+ call assert_fails("call glob('*', 0, {})", 'E728:')
+endfunc
+
+" Test for browse()
+func Test_browse()
+ CheckFeature browse
+ call assert_fails('call browse([], "open", "x", "a.c")', 'E745:')
+endfunc
+
+" Test for browsedir()
+func Test_browsedir()
+ CheckFeature browse
+ call assert_fails('call browsedir("open", [])', 'E730:')
+endfunc
+
+func HasDefault(msg = 'msg')
+ return a:msg
+endfunc
+
+func Test_default_arg_value()
+ call assert_equal('msg', HasDefault())
+endfunc
+
+" Test for gettext()
+func Test_gettext()
+ call assert_fails('call gettext(1)', 'E1174:')
+endfunc
+
+func Test_builtin_check()
+ call assert_fails('let g:["trim"] = {x -> " " .. x}', 'E704:')
+ call assert_fails('let g:.trim = {x -> " " .. x}', 'E704:')
+ call assert_fails('let l:["trim"] = {x -> " " .. x}', 'E704:')
+ call assert_fails('let l:.trim = {x -> " " .. x}', 'E704:')
+ let lines =<< trim END
+ vim9script
+ var trim = (x) => " " .. x
+ END
+ call v9.CheckScriptFailure(lines, 'E704:')
+
+ call assert_fails('call extend(g:, #{foo: { -> "foo" }})', 'E704:')
+ let g:bar = 123
+ call extend(g:, #{bar: { -> "foo" }}, "keep")
+ call assert_fails('call extend(g:, #{bar: { -> "foo" }}, "force")', 'E704:')
+ unlet g:bar
+
+ call assert_fails('call extend(l:, #{foo: { -> "foo" }})', 'E704:')
+ let bar = 123
+ call extend(l:, #{bar: { -> "foo" }}, "keep")
+ call assert_fails('call extend(l:, #{bar: { -> "foo" }}, "force")', 'E704:')
+ unlet bar
+
+ call assert_fails('call extend(g:, #{foo: function("extend")})', 'E704:')
+ let g:bar = 123
+ call extend(g:, #{bar: function("extend")}, "keep")
+ call assert_fails('call extend(g:, #{bar: function("extend")}, "force")', 'E704:')
+ unlet g:bar
+
+ call assert_fails('call extend(l:, #{foo: function("extend")})', 'E704:')
+ let bar = 123
+ call extend(l:, #{bar: function("extend")}, "keep")
+ call assert_fails('call extend(l:, #{bar: function("extend")}, "force")', 'E704:')
+ unlet bar
+endfunc
+
+func Test_funcref_to_string()
+ let Fn = funcref('g:Test_funcref_to_string')
+ call assert_equal("function('g:Test_funcref_to_string')", string(Fn))
+endfunc
+
+" Test for isabsolutepath()
+func Test_isabsolutepath()
+ call assert_false(isabsolutepath(''))
+ call assert_false(isabsolutepath('.'))
+ call assert_false(isabsolutepath('../Foo'))
+ call assert_false(isabsolutepath('Foo/'))
+ if has('win32')
+ call assert_true(isabsolutepath('A:\'))
+ call assert_true(isabsolutepath('A:\Foo'))
+ call assert_true(isabsolutepath('A:/Foo'))
+ call assert_false(isabsolutepath('A:Foo'))
+ call assert_false(isabsolutepath('\Windows'))
+ call assert_true(isabsolutepath('\\Server2\Share\Test\Foo.txt'))
+ else
+ call assert_true(isabsolutepath('/'))
+ call assert_true(isabsolutepath('/usr/share/'))
+ endif
+endfunc
+
+" Test for exepath()
+func Test_exepath()
+ if has('win32')
+ call assert_notequal(exepath('cmd'), '')
+
+ let oldNoDefaultCurrentDirectoryInExePath = $NoDefaultCurrentDirectoryInExePath
+ call writefile(['@echo off', 'echo Evil'], 'vim-test-evil.bat')
+ let $NoDefaultCurrentDirectoryInExePath = ''
+ call assert_notequal(exepath("vim-test-evil.bat"), '')
+ let $NoDefaultCurrentDirectoryInExePath = '1'
+ call assert_equal(exepath("vim-test-evil.bat"), '')
+ let $NoDefaultCurrentDirectoryInExePath = oldNoDefaultCurrentDirectoryInExePath
+ call delete('vim-test-evil.bat')
+ else
+ call assert_notequal(exepath('sh'), '')
+ endif
+endfunc
+
+" Test for virtcol()
+func Test_virtcol()
+ enew!
+ call setline(1, "the\tquick\tbrown\tfox")
+ norm! 4|
+ call assert_equal(8, virtcol('.'))
+ call assert_equal(8, virtcol('.', v:false))
+ call assert_equal([4, 8], virtcol('.', v:true))
+ bwipe!
+endfunc
+
+func Test_delfunc_while_listing()
+ CheckRunVimInTerminal
+
+ let lines =<< trim END
+ set nocompatible
+ for i in range(1, 999)
+ exe 'func ' .. 'MyFunc' .. i .. '()'
+ endfunc
+ endfor
+ au CmdlineLeave : call timer_start(0, {-> execute('delfunc MyFunc622')})
+ END
+ call writefile(lines, 'Xfunctionclear', 'D')
+ let buf = RunVimInTerminal('-S Xfunctionclear', {'rows': 12})
+
+ " This was using freed memory. The height of the terminal must be so that
+ " the next function to be listed with "j" is the one that is deleted in the
+ " timer callback, tricky!
+ call term_sendkeys(buf, ":func /MyFunc\<CR>")
+ call TermWait(buf, 50)
+ call term_sendkeys(buf, "j")
+ call TermWait(buf, 50)
+ call term_sendkeys(buf, "\<CR>")
+
+ call StopVimInTerminal(buf)
+endfunc
+
+
+" vim: shiftwidth=2 sts=2 expandtab