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-rw-r--r--src/testdir/test_listdict.vim1529
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+" Tests for the List and Dict types
+scriptencoding utf-8
+
+import './vim9.vim' as v9
+
+func TearDown()
+ " Run garbage collection after every test
+ call test_garbagecollect_now()
+endfunc
+
+" Tests for List type
+
+" List creation
+func Test_list_create()
+ " Creating List directly with different types
+ let l = [1, 'as''d', [1, 2, function("strlen")], {'a': 1},]
+ call assert_equal("[1, 'as''d', [1, 2, function('strlen')], {'a': 1}]", string(l))
+ call assert_equal({'a' : 1}, l[-1])
+ call assert_equal(1, l[-4])
+ let x = 10
+ try
+ let x = l[-5]
+ catch
+ call assert_match('E684:', v:exception)
+ endtry
+ call assert_equal(10, x)
+endfunc
+
+" This was allowed in legacy Vim script
+let s:list_with_spaces = [1 , 2 , 3]
+
+" List slices
+func Test_list_slice()
+ let l = [1, 'as''d', [1, 2, function("strlen")], {'a': 1},]
+ call assert_equal([1, 'as''d', [1, 2, function('strlen')], {'a': 1}], l[:])
+ call assert_equal(['as''d', [1, 2, function('strlen')], {'a': 1}], l[1:])
+ call assert_equal([1, 'as''d', [1, 2, function('strlen')]], l[:-2])
+ call assert_equal([1, 'as''d', [1, 2, function('strlen')], {'a': 1}], l[0:8])
+ call assert_equal([], l[8:-1])
+ call assert_equal([], l[0:-10])
+ " perform an operation on a list slice
+ let l = [1, 2, 3]
+ let l[:1] += [1, 2]
+ let l[2:] -= [1]
+ call assert_equal([2, 4, 2], l)
+
+ let lines =<< trim END
+ VAR l = [1, 2]
+ call assert_equal([1, 2], l[:])
+ call assert_equal([2], l[-1 : -1])
+ call assert_equal([1, 2], l[-2 : -1])
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let l = [1, 2]
+ call assert_equal([], l[-3 : -1])
+
+ let lines =<< trim END
+ var l = [1, 2]
+ assert_equal([1, 2], l[-3 : -1])
+ END
+ call v9.CheckDefAndScriptSuccess(lines)
+endfunc
+
+" List identity
+func Test_list_identity()
+ let lines =<< trim END
+ VAR l = [1, 'as''d', [1, 2, function("strlen")], {'a': 1},]
+ VAR ll = l
+ VAR lx = copy(l)
+ call assert_true(l == ll)
+ call assert_false(l isnot ll)
+ call assert_true(l is ll)
+ call assert_true(l == lx)
+ call assert_false(l is lx)
+ call assert_true(l isnot lx)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+" removing items with :unlet
+func Test_list_unlet()
+ let lines =<< trim END
+ VAR l = [1, 'as''d', [1, 2, function("strlen")], {'a': 1},]
+ unlet l[2]
+ call assert_equal([1, 'as''d', {'a': 1}], l)
+ LET l = range(8)
+ unlet l[: 3]
+ unlet l[1 :]
+ call assert_equal([4], l)
+
+ #" removing items out of range: silently skip items that don't exist
+ LET l = [0, 1, 2, 3]
+ unlet l[2 : 2]
+ call assert_equal([0, 1, 3], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[2 : 3]
+ call assert_equal([0, 1], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[2 : 4]
+ call assert_equal([0, 1], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[2 : 5]
+ call assert_equal([0, 1], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[-2 : 2]
+ call assert_equal([0, 1, 3], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[-3 : 2]
+ call assert_equal([0, 3], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[-4 : 2]
+ call assert_equal([3], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[-5 : 2]
+ call assert_equal([3], l)
+ LET l = [0, 1, 2, 3]
+ unlet l[-6 : 2]
+ call assert_equal([3], l)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let l = [0, 1, 2, 3]
+ unlet l[2:2]
+ call assert_equal([0, 1, 3], l)
+ let l = [0, 1, 2, 3]
+ unlet l[2:3]
+ call assert_equal([0, 1], l)
+
+ let lines =<< trim END
+ VAR l = [0, 1, 2, 3]
+ unlet l[2 : 1]
+ END
+ call v9.CheckLegacyAndVim9Failure(lines, 'E684:')
+
+ let lines =<< trim END
+ VAR l = [0, 1, 2, 3]
+ unlet l[-1 : 2]
+ END
+ call v9.CheckLegacyAndVim9Failure(lines, 'E684:')
+endfunc
+
+" assignment to a list
+func Test_list_assign()
+ let lines =<< trim END
+ VAR l = [0, 1, 2, 3]
+ VAR va = 0
+ VAR vb = 0
+ LET [va, vb] = l[2 : 3]
+ call assert_equal([2, 3], [va, vb])
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let lines =<< trim END
+ let l = [0, 1, 2, 3]
+ let [va, vb] = l
+ END
+ call v9.CheckScriptFailure(lines, 'E687:')
+ let lines =<< trim END
+ var l = [0, 1, 2, 3]
+ var va = 0
+ var vb = 0
+ [va, vb] = l
+ END
+ call v9.CheckScriptFailure(['vim9script'] + lines, 'E687:')
+ call v9.CheckDefExecFailure(lines, 'E1093: Expected 2 items but got 4')
+
+ let lines =<< trim END
+ let l = [0, 1, 2, 3]
+ let [va, vb] = l[1:1]
+ END
+ call v9.CheckScriptFailure(lines, 'E688:')
+ let lines =<< trim END
+ var l = [0, 1, 2, 3]
+ var va = 0
+ var vb = 0
+ [va, vb] = l[1 : 1]
+ END
+ call v9.CheckScriptFailure(['vim9script'] + lines, 'E688:')
+ call v9.CheckDefExecFailure(lines, 'E1093: Expected 2 items but got 1')
+endfunc
+
+" test for range assign
+func Test_list_range_assign()
+ let lines =<< trim END
+ VAR l = [0]
+ LET l[:] = [1, 2]
+ call assert_equal([1, 2], l)
+ LET l[-4 : -1] = [5, 6]
+ call assert_equal([5, 6], l)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let lines =<< trim END
+ var l = [7]
+ l[:] = ['text']
+ END
+ call v9.CheckDefAndScriptFailure(lines, 'E1012:', 2)
+endfunc
+
+func Test_list_items()
+ let r = []
+ let l = ['a', 'b', 'c']
+ for [idx, val] in items(l)
+ call extend(r, [[idx, val]])
+ endfor
+ call assert_equal([[0, 'a'], [1, 'b'], [2, 'c']], r)
+
+ call assert_fails('call items(3)', 'E1225:')
+endfunc
+
+func Test_string_items()
+ let r = []
+ let s = 'ábツ'
+ for [idx, val] in items(s)
+ call extend(r, [[idx, val]])
+ endfor
+ call assert_equal([[0, 'á'], [1, 'b'], [2, 'ツ']], r)
+endfunc
+
+" Test removing items in list
+func Test_list_func_remove()
+ let lines =<< trim END
+ #" Test removing 1 element
+ VAR l = [1, 2, 3, 4]
+ call assert_equal(1, remove(l, 0))
+ call assert_equal([2, 3, 4], l)
+
+ LET l = [1, 2, 3, 4]
+ call assert_equal(2, remove(l, 1))
+ call assert_equal([1, 3, 4], l)
+
+ LET l = [1, 2, 3, 4]
+ call assert_equal(4, remove(l, -1))
+ call assert_equal([1, 2, 3], l)
+
+ #" Test removing range of element(s)
+ LET l = [1, 2, 3, 4]
+ call assert_equal([3], remove(l, 2, 2))
+ call assert_equal([1, 2, 4], l)
+
+ LET l = [1, 2, 3, 4]
+ call assert_equal([2, 3], remove(l, 1, 2))
+ call assert_equal([1, 4], l)
+
+ LET l = [1, 2, 3, 4]
+ call assert_equal([2, 3], remove(l, -3, -2))
+ call assert_equal([1, 4], l)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ " Test invalid cases
+ let l = [1, 2, 3, 4]
+ call assert_fails("call remove(l, 5)", 'E684:')
+ call assert_fails("call remove(l, 1, 5)", 'E684:')
+ call assert_fails("call remove(l, 3, 2)", 'E16:')
+ call assert_fails("call remove(1, 0)", 'E896:')
+ call assert_fails("call remove(l, l)", 'E745:')
+endfunc
+
+" List add() function
+func Test_list_add()
+ let lines =<< trim END
+ VAR l = []
+ call add(l, 1)
+ call add(l, [2, 3])
+ call add(l, [])
+ call add(l, test_null_list())
+ call add(l, {'k': 3})
+ call add(l, {})
+ call add(l, test_null_dict())
+ call assert_equal([1, [2, 3], [], [], {'k': 3}, {}, {}], l)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ " weird legacy behavior
+ call assert_equal(1, add(test_null_list(), 4))
+endfunc
+
+" Tests for Dictionary type
+
+func Test_dict()
+ " Creating Dictionary directly with different types
+ let lines =<< trim END
+ VAR d = {'1': 'asd', 'b': [1, 2, function('strlen')], '-1': {'a': 1}, }
+ call assert_equal("{'1': 'asd', 'b': [1, 2, function('strlen')], '-1': {'a': 1}}", string(d))
+ call assert_equal('asd', d.1)
+ call assert_equal(['-1', '1', 'b'], sort(keys(d)))
+ call assert_equal(['asd', [1, 2, function('strlen')], {'a': 1}], values(d))
+ call extend(d, {3: 33, 1: 99})
+ call extend(d, {'b': 'bbb', 'c': 'ccc'}, "keep")
+ call assert_equal({'c': 'ccc', '1': 99, 'b': [1, 2, function('strlen')], '3': 33, '-1': {'a': 1}}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let d = {001: 'asd', 'b': [1, 2, function('strlen')], -1: {'a': 1},}
+ call assert_equal("{'1': 'asd', 'b': [1, 2, function('strlen')], '-1': {'a': 1}}", string(d))
+
+ let v = []
+ for [key, val] in items(d)
+ call extend(v, [key, val])
+ unlet key val
+ endfor
+ call assert_equal(['1','asd','b',[1, 2, function('strlen')],'-1',{'a': 1}], v)
+
+ call extend(d, {3: 33, 1: 99})
+ call assert_fails("call extend(d, {3:333,4:444}, 'error')", 'E737:')
+
+ " duplicate key
+ call assert_fails("let d = {'k' : 10, 'k' : 20}", 'E721:')
+ " missing comma
+ call assert_fails("let d = {'k' : 10 'k' : 20}", 'E722:')
+ " missing curly brace
+ call assert_fails("let d = {'k' : 10,", 'E723:')
+ " invalid key
+ call assert_fails('let d = #{++ : 10}', 'E15:')
+ " wrong type for key
+ call assert_fails('let d={[] : 10}', 'E730:')
+ " undefined variable as value
+ call assert_fails("let d={'k' : i}", 'E121:')
+
+ " allow key starting with number at the start, not a curly expression
+ call assert_equal({'1foo': 77}, #{1foo: 77})
+
+ " #{expr} is not a curly expression
+ let x = 'x'
+ call assert_equal(#{g: x}, #{g:x})
+endfunc
+
+" This was allowed in legacy Vim script
+let s:dict_with_spaces = {'one' : 1 , 'two' : 2 , 'three' : 3}
+let s:dict_with_spaces_lit = #{one : 1 , two : 2 , three : 3}
+
+" Dictionary identity
+func Test_dict_identity()
+ let lines =<< trim END
+ VAR d = {'1': 'asd', 'b': [1, 2, function('strlen')], -1: {'a': 1}, }
+ VAR dd = d
+ VAR dx = copy(d)
+ call assert_true(d == dd)
+ call assert_false(d isnot dd)
+ call assert_true(d is dd)
+ call assert_true(d == dx)
+ call assert_false(d is dx)
+ call assert_true(d isnot dx)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+" removing items with :unlet
+func Test_dict_unlet()
+ let lines =<< trim END
+ VAR d = {'b': 'bbb', '1': 99, '3': 33, '-1': {'a': 1}}
+ unlet d.b
+ unlet d[-1]
+ call assert_equal({'1': 99, '3': 33}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+" manipulating a big Dictionary (hashtable.c has a border of 1000 entries)
+func Test_dict_big()
+ let d = {}
+ for i in range(1500)
+ let d[i] = 3000 - i
+ endfor
+ call assert_equal([3000, 2900, 2001, 1600, 1501], [d[0], d[100], d[999], d[1400], d[1499]])
+ let str = ''
+ try
+ let n = d[1500]
+ catch
+ let str = substitute(v:exception, '\v(.{14}).*( "\d{4}").*', '\1\2', '')
+ endtry
+ call assert_equal('Vim(let):E716: "1500"', str)
+
+ " lookup each items
+ for i in range(1500)
+ call assert_equal(3000 - i, d[i])
+ endfor
+ let i += 1
+
+ " delete even items
+ while i >= 2
+ let i -= 2
+ unlet d[i]
+ endwhile
+ call assert_equal('NONE', get(d, 1500 - 100, 'NONE'))
+ call assert_equal(2999, d[1])
+
+ " delete odd items, checking value, one intentionally wrong
+ let d[33] = 999
+ let i = 1
+ while i < 1500
+ if i != 33
+ call assert_equal(3000 - i, d[i])
+ else
+ call assert_equal(999, d[i])
+ endif
+ unlet d[i]
+ let i += 2
+ endwhile
+ call assert_equal({}, d)
+ unlet d
+endfunc
+
+" Dictionary function
+func Test_dict_func()
+ let d = {}
+ func d.func(a) dict
+ return a:a . len(self.data)
+ endfunc
+ let d.data = [1,2,3]
+ call assert_equal('len: 3', d.func('len: '))
+ let x = d.func('again: ')
+ call assert_equal('again: 3', x)
+ let Fn = d.func
+ call assert_equal('xxx3', Fn('xxx'))
+endfunc
+
+func Test_dict_assign()
+ let d = {}
+ let d.1 = 1
+ let d._ = 2
+ call assert_equal({'1': 1, '_': 2}, d)
+
+ let lines =<< trim END
+ VAR d = {}
+ LET d.a = 1
+ LET d._ = 2
+ call assert_equal({'a': 1, '_': 2}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let lines =<< trim END
+ let n = 0
+ let n.key = 3
+ END
+ call v9.CheckScriptFailure(lines, 'E1203: Dot can only be used on a dictionary: n.key = 3')
+ let lines =<< trim END
+ vim9script
+ var n = 0
+ n.key = 3
+ END
+ call v9.CheckScriptFailure(lines, 'E1203: Dot can only be used on a dictionary: n.key = 3')
+ let lines =<< trim END
+ var n = 0
+ n.key = 3
+ END
+ call v9.CheckDefFailure(lines, 'E1141:')
+endfunc
+
+" Function in script-local List or Dict
+func Test_script_local_dict_func()
+ let g:dict = {}
+ function g:dict.func() dict
+ return 'g:dict.func' . self.foo[1] . self.foo[0]('asdf')
+ endfunc
+ let g:dict.foo = ['-', 2, 3]
+ call insert(g:dict.foo, function('strlen'))
+ call assert_equal('g:dict.func-4', g:dict.func())
+ unlet g:dict
+endfunc
+
+" Test removing items in a dictionary
+func Test_dict_func_remove()
+ let lines =<< trim END
+ VAR d = {1: 'a', 2: 'b', 3: 'c'}
+ call assert_equal('b', remove(d, 2))
+ call assert_equal({1: 'a', 3: 'c'}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let lines =<< trim END
+ VAR d = {1: 'a', 3: 'c'}
+ call remove(d, 1, 2)
+ END
+ call v9.CheckLegacyAndVim9Failure(lines, 'E118:')
+
+ let lines =<< trim END
+ VAR d = {1: 'a', 3: 'c'}
+ call remove(d, 'a')
+ END
+ call v9.CheckLegacyAndVim9Failure(lines, 'E716:')
+
+ let lines =<< trim END
+ let d = {'a-b': 55}
+ echo d.a-b
+ END
+ call v9.CheckScriptFailure(lines, 'E716: Key not present in Dictionary: "a"')
+
+ let lines =<< trim END
+ vim9script
+ var d = {'a-b': 55}
+ echo d.a-b
+ END
+ call v9.CheckScriptFailure(lines, 'E716: Key not present in Dictionary: "a"')
+
+ let lines =<< trim END
+ var d = {'a-b': 55}
+ echo d.a-b
+ END
+ call v9.CheckDefFailure(lines, 'E1004: White space required before and after ''-''')
+
+ let lines =<< trim END
+ let d = {1: 'a', 3: 'c'}
+ call remove(d, [])
+ END
+ call v9.CheckScriptFailure(lines, 'E730:')
+ let lines =<< trim END
+ vim9script
+ var d = {1: 'a', 3: 'c'}
+ call remove(d, [])
+ END
+ call v9.CheckScriptFailure(lines, 'E1220: String or Number required for argument 2')
+ let lines =<< trim END
+ var d = {1: 'a', 3: 'c'}
+ call remove(d, [])
+ END
+ call v9.CheckDefExecFailure(lines, 'E1013: Argument 2: type mismatch, expected string but got list<unknown>')
+endfunc
+
+" Nasty: remove func from Dict that's being called (works)
+func Test_dict_func_remove_in_use()
+ let d = {1:1}
+ func d.func(a)
+ return "a:" . a:a
+ endfunc
+ let expected = 'a:' . string(get(d, 'func'))
+ call assert_equal(expected, d.func(string(remove(d, 'func'))))
+
+ " similar, in a way it also works in Vim9
+ let lines =<< trim END
+ VAR d = {1: 1, 2: 'x'}
+ func GetArg(a)
+ return "a:" .. a:a
+ endfunc
+ LET d.func = function('GetArg')
+ VAR expected = 'a:' .. string(get(d, 'func'))
+ call assert_equal(expected, d.func(string(remove(d, 'func'))))
+ END
+ call v9.CheckTransLegacySuccess(lines)
+ call v9.CheckTransVim9Success(lines)
+endfunc
+
+func Test_dict_literal_keys()
+ call assert_equal({'one': 1, 'two2': 2, '3three': 3, '44': 4}, #{one: 1, two2: 2, 3three: 3, 44: 4},)
+
+ " why *{} cannot be used for a literal dictionary
+ let blue = 'blue'
+ call assert_equal('6', trim(execute('echo 2 *{blue: 3}.blue')))
+endfunc
+
+" Nasty: deepcopy() dict that refers to itself (fails when noref used)
+func Test_dict_deepcopy()
+ let lines =<< trim END
+ VAR d = {1: 1, 2: '2'}
+ VAR l = [4, d, 6]
+ LET d[3] = l
+ VAR dc = deepcopy(d)
+ call deepcopy(d, 1)
+ END
+ call v9.CheckLegacyAndVim9Failure(lines, 'E698:')
+
+ let lines =<< trim END
+ VAR d = {1: 1, 2: '2'}
+ VAR l = [4, d, 6]
+ LET d[3] = l
+ VAR l2 = [0, l, l, 3]
+ LET l[1] = l2
+ VAR l3 = deepcopy(l2)
+ call assert_true(l3[1] is l3[2])
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ call assert_fails("call deepcopy([1, 2], 2)", 'E1212:')
+endfunc
+
+" Locked variables
+func Test_list_locked_var()
+ " Not tested with :def function, local vars cannot be locked.
+ let lines =<< trim END
+ VAR expected = [
+ \ [['1000-000', 'ppppppF'],
+ \ ['0000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1000-000', 'ppppppF'],
+ \ ['0000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1100-100', 'ppFppFF'],
+ \ ['0000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1110-110', 'pFFpFFF'],
+ \ ['0010-010', 'pFppFpp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1111-111', 'FFFFFFF'],
+ \ ['0011-011', 'FFpFFpp'],
+ \ ['0000-000', 'ppppppp']]
+ \ ]
+ for depth in range(5)
+ for u in range(3)
+ VAR l = [0, [1, [2, 3]], {4: 5, 6: {7: 8}}]
+ exe "lockvar " .. depth .. " l"
+ if u == 1
+ exe "unlockvar l"
+ elseif u == 2
+ exe "unlockvar " .. depth .. " l"
+ endif
+ VAR ps = islocked("l") .. islocked("l[1]") .. islocked("l[1][1]") .. islocked("l[1][1][0]") .. '-' .. islocked("l[2]") .. islocked("l[2]['6']") .. islocked("l[2]['6'][7]")
+ call assert_equal(expected[depth][u][0], ps, 'depth: ' .. depth)
+ LET ps = ''
+ try
+ LET l[1][1][0] = 99
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ try
+ LET l[1][1] = [99]
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ try
+ LET l[1] = [99]
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ try
+ LET l[2]['6'][7] = 99
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ try
+ LET l[2][6] = {99: 99}
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ try
+ LET l[2] = {99: 99}
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ try
+ LET l = [99]
+ LET ps ..= 'p'
+ catch
+ LET ps ..= 'F'
+ endtry
+ call assert_equal(expected[depth][u][1], ps, 'depth: ' .. depth)
+ unlock! l
+ endfor
+ endfor
+ END
+ call v9.CheckTransLegacySuccess(lines)
+ call v9.CheckTransVim9Success(lines)
+
+ call assert_fails("let x=islocked('a b')", 'E488:')
+ let mylist = [1, 2, 3]
+ call assert_fails("let x = islocked('mylist[1:2]')", 'E786:')
+ let mydict = {'k' : 'v'}
+ call assert_fails("let x = islocked('mydict.a')", 'E716:')
+endfunc
+
+" Unletting locked variables
+func Test_list_locked_var_unlet()
+ " Not tested with Vim9: script and local variables cannot be unlocked
+ let expected = [
+ \ [['1000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1000-000', 'ppFppFp'],
+ \ ['0000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1100-100', 'pFFpFFp'],
+ \ ['0000-000', 'ppppppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1110-110', 'FFFFFFp'],
+ \ ['0010-010', 'FppFppp'],
+ \ ['0000-000', 'ppppppp']],
+ \ [['1111-111', 'FFFFFFp'],
+ \ ['0011-011', 'FppFppp'],
+ \ ['0000-000', 'ppppppp']]
+ \ ]
+
+ for depth in range(5)
+ for u in range(3)
+ unlet! l
+ let l = [0, [1, [2, 3]], {4: 5, 6: {7: 8}}]
+ exe "lockvar " . depth . " l"
+ if u == 1
+ exe "unlockvar l"
+ elseif u == 2
+ exe "unlockvar " . depth . " l"
+ endif
+ let ps = islocked("l").islocked("l[1]").islocked("l[1][1]").islocked("l[1][1][0]").'-'.islocked("l[2]").islocked("l[2]['6']").islocked("l[2]['6'][7]")
+ call assert_equal(expected[depth][u][0], ps, 'depth: ' .. depth)
+ let ps = ''
+ try
+ unlet l[2]['6'][7]
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ try
+ unlet l[2][6]
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ try
+ unlet l[2]
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ try
+ unlet l[1][1][0]
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ try
+ unlet l[1][1]
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ try
+ unlet l[1]
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ try
+ unlet l
+ let ps .= 'p'
+ catch
+ let ps .= 'F'
+ endtry
+ call assert_equal(expected[depth][u][1], ps)
+ endfor
+ endfor
+
+ " Deleting a list range with locked items works, but changing the items
+ " fails.
+ let l = [1, 2, 3, 4]
+ lockvar l[1:2]
+ call assert_fails('let l[1:2] = [8, 9]', 'E741:')
+ unlet l[1:2]
+ call assert_equal([1, 4], l)
+ unlet l
+endfunc
+
+" Locked variables and :unlet or list / dict functions
+
+" No :unlet after lock on dict:
+func Test_dict_lock_unlet()
+ let d = {'a': 99, 'b': 100}
+ lockvar 1 d
+ call assert_fails('unlet d.a', 'E741:')
+endfunc
+
+" unlet after lock on dict item
+func Test_dict_item_lock_unlet()
+ let lines =<< trim END
+ VAR d = {'a': 99, 'b': 100}
+ lockvar d.a
+ unlet d.a
+ call assert_equal({'b': 100}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+" filter() after lock on dict item
+func Test_dict_lock_filter()
+ let lines =<< trim END
+ VAR d = {'a': 99, 'b': 100}
+ lockvar d.a
+ call filter(d, 'v:key != "a"')
+ call assert_equal({'b': 100}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+" map() after lock on dict
+func Test_dict_lock_map()
+ let lines =<< trim END
+ VAR d = {'a': 99, 'b': 100}
+ lockvar 1 d
+ call map(d, 'v:val + 200')
+ call assert_equal({'a': 299, 'b': 300}, d)
+ END
+ " This won't work in a :def function
+ call v9.CheckTransLegacySuccess(lines)
+ call v9.CheckTransVim9Success(lines)
+
+ " For a :def function use a global dict.
+ let lines =<< trim END
+ let g:thedict = {'a': 77, 'b': 88}
+ lockvar 1 g:thedict
+ def Delkey()
+ unlet g:thedict.a
+ enddef
+ call Delkey()
+ END
+ call v9.CheckScriptFailure(lines, 'E741:')
+endfunc
+
+" Lock one item in a list
+func Test_list_item_lock_map()
+ let lines =<< trim END
+ VAR l = [99, 100, 101]
+ lockvar l[1]
+ call assert_fails("echo map(l, 'v:val + 200')", 'E741:')
+ call assert_equal([299, 100, 101], l)
+ END
+ " This won't work in a :def function
+ call v9.CheckTransLegacySuccess(lines)
+ call v9.CheckTransVim9Success(lines)
+endfunc
+
+" Lock one item in a dict
+func Test_dict_item_lock_map()
+ let lines =<< trim END
+ VAR d = {'a': 99, 'b': 100, 'c': 101}
+ lockvar d.b
+ call assert_fails("echo map(d, 'v:val + 200')", 'E741:')
+ call assert_equal({'a': 299, 'b': 100, 'c': 101}, d)
+ END
+ " This won't work in a :def function
+ call v9.CheckTransLegacySuccess(lines)
+ call v9.CheckTransVim9Success(lines)
+endfunc
+
+" No extend() after lock on dict item
+func Test_dict_lock_extend()
+ let d = {'a': 99, 'b': 100}
+ lockvar d.a
+ call assert_fails("call extend(d, {'a' : 123})", 'E741:')
+ call assert_equal({'a': 99, 'b': 100}, d)
+endfunc
+
+" Cannot use += with a locked dict
+func Test_dict_lock_operator()
+ let d = {}
+ lockvar d
+ call assert_fails("let d += {'k' : 10}", 'E741:')
+ unlockvar d
+endfunc
+
+" No remove() of write-protected scope-level variable
+func Tfunc1(this_is_a_long_parameter_name)
+ call assert_fails("call remove(a:, 'this_is_a_long_parameter_name')", 'E742:')
+endfunc
+func Test_dict_scope_var_remove()
+ call Tfunc1('testval')
+endfunc
+
+" No extend() of write-protected scope-level variable
+func Test_dict_scope_var_extend()
+ call assert_fails("call extend(a:, {'this_is_a_long_parameter_name': 1234})", 'E742:')
+endfunc
+
+func Tfunc2(this_is_a_long_parameter_name)
+ call assert_fails("call extend(a:, {'this_is_a_long_parameter_name': 1234})", 'E742:')
+endfunc
+func Test_dict_scope_var_extend_overwrite()
+ call Tfunc2('testval')
+endfunc
+
+" No :unlet of variable in locked scope
+func Test_lock_var_unlet()
+ let b:testvar = 123
+ lockvar 1 b:
+ call assert_fails('unlet b:testvar', 'E741:')
+ unlockvar 1 b:
+ unlet! b:testvar
+endfunc
+
+" No :let += of locked list variable
+func Test_let_lock_list()
+ let l = ['a', 'b', 3]
+ lockvar 1 l
+ call assert_fails("let l += ['x']", 'E741:')
+ call assert_equal(['a', 'b', 3], l)
+
+ unlet l
+ let l = [1, 2, 3, 4]
+ lockvar! l
+ call assert_equal([1, 2, 3, 4], l)
+ unlockvar l[1]
+ call assert_fails('unlet l[0:1]', 'E741:')
+ call assert_equal([1, 2, 3, 4], l)
+ call assert_fails('unlet l[1:2]', 'E741:')
+ call assert_equal([1, 2, 3, 4], l)
+ unlockvar l[1]
+ call assert_fails('let l[0:1] = [0, 1]', 'E741:')
+ call assert_equal([1, 2, 3, 4], l)
+ call assert_fails('let l[1:2] = [0, 1]', 'E741:')
+ call assert_equal([1, 2, 3, 4], l)
+ unlet l
+
+ let lines =<< trim END
+ def TryUnletListItem(l: list<any>)
+ unlet l[0]
+ enddef
+ let l = [1, 2, 3, 4]
+ lockvar! l
+ call TryUnletListItem(l)
+ END
+ call v9.CheckScriptFailure(lines, 'E741:')
+ unlet g:l
+endfunc
+
+" Locking part of the list
+func Test_let_lock_list_items()
+ let l = [1, 2, 3, 4]
+ lockvar l[2:]
+ call assert_equal(0, islocked('l[0]'))
+ call assert_equal(1, islocked('l[2]'))
+ call assert_equal(1, islocked('l[3]'))
+ call assert_fails('let l[2] = 10', 'E741:')
+ call assert_fails('let l[3] = 20', 'E741:')
+ unlet l
+endfunc
+
+" lockvar/islocked() triggering script autoloading
+func Test_lockvar_script_autoload()
+ let old_rtp = &rtp
+ set rtp+=./sautest
+ lockvar g:footest#x
+ unlockvar g:footest#x
+ call assert_equal(-1, 'g:footest#x'->islocked())
+ call assert_equal(0, exists('g:footest#x'))
+ call assert_equal(1, g:footest#x)
+ let &rtp = old_rtp
+endfunc
+
+" a:000 function argument test
+func s:arg_list_test(...)
+ call assert_fails('let a:000 = [1, 2]', 'E46:')
+ call assert_fails('let a:000[0] = 9', 'E742:')
+ call assert_fails('let a:000[2] = [9, 10]', 'E742:')
+ call assert_fails('let a:000[3] = {9 : 10}', 'E742:')
+
+ " now the tests that should pass
+ let a:000[2][1] = 9
+ call extend(a:000[2], [5, 6])
+ let a:000[3][5] = 8
+ let a:000[3]['a'] = 12
+ call assert_equal([1, 2, [3, 9, 5, 6], {'a': 12, '5': 8}], a:000)
+endfunc
+
+func Test_func_arg_list()
+ call s:arg_list_test(1, 2, [3, 4], {5: 6})
+endfunc
+
+" Tests for reverse(), sort(), uniq()
+func Test_reverse_sort_uniq()
+ let lines =<< trim END
+ VAR l = ['-0', 'A11', 2, 2, 'xaaa', 4, 'foo', 'foo6', 'foo', [0, 1, 2], 'x8', [0, 1, 2], 1.5]
+ call assert_equal(['-0', 'A11', 2, 'xaaa', 4, 'foo', 'foo6', 'foo', [0, 1, 2], 'x8', [0, 1, 2], 1.5], uniq(copy(l)))
+ call assert_equal([1.5, [0, 1, 2], 'x8', [0, 1, 2], 'foo', 'foo6', 'foo', 4, 'xaaa', 2, 2, 'A11', '-0'], reverse(l))
+ call assert_equal([1.5, [0, 1, 2], 'x8', [0, 1, 2], 'foo', 'foo6', 'foo', 4, 'xaaa', 2, 2, 'A11', '-0'], reverse(reverse(l)))
+ call assert_equal(['-0', 'A11', 'foo', 'foo', 'foo6', 'x8', 'xaaa', 1.5, 2, 2, 4, [0, 1, 2], [0, 1, 2]], sort(l))
+ call assert_equal([[0, 1, 2], [0, 1, 2], 4, 2, 2, 1.5, 'xaaa', 'x8', 'foo6', 'foo', 'foo', 'A11', '-0'], reverse(sort(l)))
+ call assert_equal(['-0', 'A11', 'foo', 'foo', 'foo6', 'x8', 'xaaa', 1.5, 2, 2, 4, [0, 1, 2], [0, 1, 2]], sort(reverse(sort(l))))
+ call assert_equal(['-0', 'A11', 'foo', 'foo6', 'x8', 'xaaa', 1.5, 2, 4, [0, 1, 2]], uniq(sort(l)))
+
+ LET l = [7, 9, 'one', 18, 12, 22, 'two', 10.0e-16, -1, 'three', 0xff, 0.22, 'four']
+ call assert_equal([-1, 'one', 'two', 'three', 'four', 1.0e-15, 0.22, 7, 9, 12, 18, 22, 255], sort(copy(l), 'n'))
+
+ LET l = [7, 9, 18, 12, 22, 10.0e-16, -1, 0xff, 0, -0, 0.22, 'bar', 'BAR', 'Bar', 'Foo', 'FOO', 'foo', 'FOOBAR', {}, []]
+ call assert_equal(['bar', 'BAR', 'Bar', 'Foo', 'FOO', 'foo', 'FOOBAR', -1, 0, 0, 0.22, 1.0e-15, 12, 18, 22, 255, 7, 9, [], {}], sort(copy(l), 'i'))
+ call assert_equal(['bar', 'BAR', 'Bar', 'Foo', 'FOO', 'foo', 'FOOBAR', -1, 0, 0, 0.22, 1.0e-15, 12, 18, 22, 255, 7, 9, [], {}], sort(copy(l), 'i'))
+ call assert_equal(['BAR', 'Bar', 'FOO', 'FOOBAR', 'Foo', 'bar', 'foo', -1, 0, 0, 0.22, 1.0e-15, 12, 18, 22, 255, 7, 9, [], {}], sort(copy(l)))
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ call assert_fails('call reverse("")', 'E899:')
+ call assert_fails('call uniq([1, 2], {x, y -> []})', 'E745:')
+ call assert_fails("call sort([1, 2], function('min'), 1)", "E1206:")
+ call assert_fails("call sort([1, 2], function('invalid_func'))", "E700:")
+ call assert_fails("call sort([1, 2], function('min'))", "E118:")
+
+ let lines =<< trim END
+ call sort(['a', 'b'], 0)
+ END
+ call v9.CheckDefAndScriptFailure(lines, 'E1256: String or function required for argument 2')
+
+ let lines =<< trim END
+ call sort(['a', 'b'], 1)
+ END
+ call v9.CheckDefAndScriptFailure(lines, 'E1256: String or function required for argument 2')
+endfunc
+
+" reduce a list, blob or string
+func Test_reduce()
+ let lines =<< trim END
+ call assert_equal(1, reduce([], LSTART acc, val LMIDDLE acc + val LEND, 1))
+ call assert_equal(10, reduce([1, 3, 5], LSTART acc, val LMIDDLE acc + val LEND, 1))
+ call assert_equal(2 * (2 * ((2 * 1) + 2) + 3) + 4, reduce([2, 3, 4], LSTART acc, val LMIDDLE 2 * acc + val LEND, 1))
+ call assert_equal('a x y z', ['x', 'y', 'z']->reduce(LSTART acc, val LMIDDLE acc .. ' ' .. val LEND, 'a'))
+ call assert_equal([0, 1, 2, 3], reduce([1, 2, 3], function('add'), [0]))
+
+ VAR l = ['x', 'y', 'z']
+ call assert_equal(42, reduce(l, function('get'), {'x': {'y': {'z': 42 } } }))
+ call assert_equal(['x', 'y', 'z'], l)
+
+ call assert_equal(1, reduce([1], LSTART acc, val LMIDDLE acc + val LEND))
+ call assert_equal('x y z', reduce(['x', 'y', 'z'], LSTART acc, val LMIDDLE acc .. ' ' .. val LEND))
+ call assert_equal(120, range(1, 5)->reduce(LSTART acc, val LMIDDLE acc * val LEND))
+
+ call assert_equal(0, range(1)->reduce(LSTART acc, val LMIDDLE acc + val LEND))
+ call assert_equal(1, range(2)->reduce(LSTART acc, val LMIDDLE acc + val LEND))
+ call assert_equal(3, range(3)->reduce(LSTART acc, val LMIDDLE acc + val LEND))
+ call assert_equal(6, range(4)->reduce(LSTART acc, val LMIDDLE acc + val LEND))
+ call assert_equal(10, range(5)->reduce(LSTART acc, val LMIDDLE acc + val LEND))
+
+ call assert_equal(1, reduce(0z, LSTART acc, val LMIDDLE acc + val LEND, 1))
+ call assert_equal(1 + 0xaf + 0xbf + 0xcf, reduce(0zAFBFCF, LSTART acc, val LMIDDLE acc + val LEND, 1))
+ call assert_equal(2 * (2 * 1 + 0xaf) + 0xbf, 0zAFBF->reduce(LSTART acc, val LMIDDLE 2 * acc + val LEND, 1))
+
+ call assert_equal(0xff, reduce(0zff, LSTART acc, val LMIDDLE acc + val LEND))
+ call assert_equal(2 * (2 * 0xaf + 0xbf) + 0xcf, reduce(0zAFBFCF, LSTART acc, val LMIDDLE 2 * acc + val LEND))
+
+ call assert_equal('x,y,z', 'xyz'->reduce(LSTART acc, val LMIDDLE acc .. ',' .. val LEND))
+ call assert_equal('', ''->reduce(LSTART acc, val LMIDDLE acc .. ',' .. val LEND, ''))
+ call assert_equal('あ,い,う,え,お,😊,💕', 'あいうえお😊💕'->reduce(LSTART acc, val LMIDDLE acc .. ',' .. val LEND))
+ call assert_equal('😊,あ,い,う,え,お,💕', 'あいうえお💕'->reduce(LSTART acc, val LMIDDLE acc .. ',' .. val LEND, '😊'))
+ call assert_equal('ऊ,ॠ,ॡ', reduce('ऊॠॡ', LSTART acc, val LMIDDLE acc .. ',' .. val LEND))
+ call assert_equal('c,à,t', reduce('càt', LSTART acc, val LMIDDLE acc .. ',' .. val LEND))
+ call assert_equal('Å,s,t,r,ö,m', reduce('Åström', LSTART acc, val LMIDDLE acc .. ',' .. val LEND))
+ call assert_equal('Å,s,t,r,ö,m', reduce('Åström', LSTART acc, val LMIDDLE acc .. ',' .. val LEND))
+ call assert_equal(',a,b,c', reduce('abc', LSTART acc, val LMIDDLE acc .. ',' .. val LEND, test_null_string()))
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ call assert_equal({'x': 1, 'y': 1, 'z': 1 }, ['x', 'y', 'z']->reduce({ acc, val -> extend(acc, { val: 1 }) }, {}))
+ vim9 assert_equal({'x': 1, 'y': 1, 'z': 1 }, ['x', 'y', 'z']->reduce((acc, val) => extend(acc, {[val]: 1 }), {}))
+
+ call assert_fails("call reduce([], { acc, val -> acc + val })", 'E998: Reduce of an empty List with no initial value')
+ call assert_fails("call reduce(range(0), { acc, val -> acc + val })", 'E998: Reduce of an empty List with no initial value')
+ call assert_fails("call reduce(0z, { acc, val -> acc + val })", 'E998: Reduce of an empty Blob with no initial value')
+ call assert_fails("call reduce(test_null_blob(), { acc, val -> acc + val })", 'E998: Reduce of an empty Blob with no initial value')
+ call assert_fails("call reduce('', { acc, val -> acc + val })", 'E998: Reduce of an empty String with no initial value')
+ call assert_fails("call reduce(test_null_string(), { acc, val -> acc + val })", 'E998: Reduce of an empty String with no initial value')
+
+ call assert_fails("call reduce({}, { acc, val -> acc + val }, 1)", 'E1098:')
+ call assert_fails("call reduce(0, { acc, val -> acc + val }, 1)", 'E1098:')
+ call assert_fails("call reduce([1, 2], 'Xdoes_not_exist')", 'E121:')
+ call assert_fails("echo reduce(0z01, { acc, val -> 2 * acc + val }, '')", 'E1210:')
+
+ call assert_fails("vim9 reduce(0, (acc, val) => (acc .. val), '')", 'E1252:')
+ call assert_fails("vim9 reduce({}, (acc, val) => (acc .. val), '')", 'E1252:')
+ call assert_fails("vim9 reduce(0.1, (acc, val) => (acc .. val), '')", 'E1252:')
+ call assert_fails("vim9 reduce(function('tr'), (acc, val) => (acc .. val), '')", 'E1252:')
+ call assert_fails("call reduce('', { acc, val -> acc + val }, 1)", 'E1174:')
+ call assert_fails("call reduce('', { acc, val -> acc + val }, {})", 'E1174:')
+ call assert_fails("call reduce('', { acc, val -> acc + val }, 0.1)", 'E1174:')
+ call assert_fails("call reduce('', { acc, val -> acc + val }, function('tr'))", 'E1174:')
+ call assert_fails("call reduce('abc', { a, v -> a10}, '')", 'E121:')
+ call assert_fails("call reduce(0z0102, { a, v -> a10}, 1)", 'E121:')
+ call assert_fails("call reduce([1, 2], { a, v -> a10}, '')", 'E121:')
+
+ let g:lut = [1, 2, 3, 4]
+ func EvilRemove()
+ call remove(g:lut, 1)
+ return 1
+ endfunc
+ call assert_fails("call reduce(g:lut, { acc, val -> EvilRemove() }, 1)", 'E742:')
+ unlet g:lut
+ delfunc EvilRemove
+
+ call assert_equal(42, reduce(test_null_list(), function('add'), 42))
+ call assert_equal(42, reduce(test_null_blob(), function('add'), 42))
+
+ " should not crash
+ call assert_fails('echo reduce([1], test_null_function())', 'E1132:')
+ call assert_fails('echo reduce([1], test_null_partial())', 'E1132:')
+endfunc
+
+" splitting a string to a List using split()
+func Test_str_split()
+ let lines =<< trim END
+ call assert_equal(['aa', 'bb'], split(' aa bb '))
+ call assert_equal(['aa', 'bb'], split(' aa bb ', '\W\+', 0))
+ call assert_equal(['', 'aa', 'bb', ''], split(' aa bb ', '\W\+', 1))
+ call assert_equal(['', '', 'aa', '', 'bb', '', ''], split(' aa bb ', '\W', 1))
+ call assert_equal(['aa', '', 'bb'], split(':aa::bb:', ':', 0))
+ call assert_equal(['', 'aa', '', 'bb', ''], split(':aa::bb:', ':', 1))
+ call assert_equal(['aa', '', 'bb', 'cc', ''], split('aa,,bb, cc,', ',\s*', 1))
+ call assert_equal(['a', 'b', 'c'], split('abc', '\zs'))
+ call assert_equal(['', 'a', '', 'b', '', 'c', ''], split('abc', '\zs', 1))
+ call assert_equal(['abc'], split('abc', '\\%('))
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ call assert_fails("call split('abc', [])", 'E730:')
+ call assert_fails("call split('abc', 'b', [])", 'E745:')
+endfunc
+
+" compare recursively linked list and dict
+func Test_listdict_compare()
+ let lines =<< trim END
+ VAR l = [1, 2, 3, '4']
+ VAR d = {'1': 1, '2': l, '3': 3}
+ LET l[1] = d
+ call assert_true(l == l)
+ call assert_true(d == d)
+ call assert_false(l != deepcopy(l))
+ call assert_false(d != deepcopy(d))
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ " comparison errors
+ call assert_fails('echo [1, 2] =~ {}', 'E691:')
+ call assert_fails('echo [1, 2] =~ [1, 2]', 'E692:')
+ call assert_fails('echo {} =~ 5', 'E735:')
+ call assert_fails('echo {} =~ {}', 'E736:')
+endfunc
+
+ " compare complex recursively linked list and dict
+func Test_listdict_compare_complex()
+ let lines =<< trim END
+ VAR l = []
+ call add(l, l)
+ VAR dict4 = {"l": l}
+ call add(dict4.l, dict4)
+ VAR lcopy = deepcopy(l)
+ VAR dict4copy = deepcopy(dict4)
+ call assert_true(l == lcopy)
+ call assert_true(dict4 == dict4copy)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+" Test for extending lists and dictionaries
+func Test_listdict_extend()
+ " Test extend() with lists
+
+ " Pass the same List to extend()
+ let lines =<< trim END
+ VAR l = [1, 2, 3]
+ call assert_equal([1, 2, 3, 1, 2, 3], extend(l, l))
+ call assert_equal([1, 2, 3, 1, 2, 3], l)
+
+ LET l = [1, 2, 3]
+ call assert_equal([1, 2, 3, 4, 5, 6], extend(l, [4, 5, 6]))
+ call assert_equal([1, 2, 3, 4, 5, 6], l)
+
+ LET l = [1, 2, 3]
+ call extend(l, [4, 5, 6], 0)
+ call assert_equal([4, 5, 6, 1, 2, 3], l)
+
+ LET l = [1, 2, 3]
+ call extend(l, [4, 5, 6], 1)
+ call assert_equal([1, 4, 5, 6, 2, 3], l)
+
+ LET l = [1, 2, 3]
+ call extend(l, [4, 5, 6], 3)
+ call assert_equal([1, 2, 3, 4, 5, 6], l)
+
+ LET l = [1, 2, 3]
+ call extend(l, [4, 5, 6], -1)
+ call assert_equal([1, 2, 4, 5, 6, 3], l)
+
+ LET l = [1, 2, 3]
+ call extend(l, [4, 5, 6], -3)
+ call assert_equal([4, 5, 6, 1, 2, 3], l)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let l = [1, 2, 3]
+ call assert_fails("call extend(l, [4, 5, 6], 4)", 'E684:')
+ call assert_fails("call extend(l, [4, 5, 6], -4)", 'E684:')
+ call assert_fails("call extend(l, [4, 5, 6], 1.2)", 'E805:')
+
+ " Test extend() with dictionaries.
+
+ " Pass the same Dict to extend()
+ let lines =<< trim END
+ VAR d = {'a': {'b': 'B'}, 'x': 9}
+ call extend(d, d)
+ call assert_equal({'a': {'b': 'B'}, 'x': 9}, d)
+
+ LET d = {'a': 'A', 'b': 9}
+ call assert_equal({'a': 'A', 'b': 0, 'c': 'C'}, extend(d, {'b': 0, 'c': 'C'}))
+ call assert_equal({'a': 'A', 'b': 0, 'c': 'C'}, d)
+
+ LET d = {'a': 'A', 'b': 9}
+ call extend(d, {'a': 'A', 'b': 0, 'c': 'C'}, "force")
+ call assert_equal({'a': 'A', 'b': 0, 'c': 'C'}, d)
+
+ LET d = {'a': 'A', 'b': 9}
+ call extend(d, {'b': 0, 'c': 'C'}, "keep")
+ call assert_equal({'a': 'A', 'b': 9, 'c': 'C'}, d)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let d = {'a': 'A', 'b': 'B'}
+ call assert_fails("call extend(d, {'b': 0, 'c':'C'}, 'error')", 'E737:')
+ call assert_fails("call extend(d, {'b': 0}, [])", 'E730:')
+ call assert_fails("call extend(d, {'b': 0, 'c':'C'}, 'xxx')", 'E475:')
+ call assert_fails("call extend(d, {'b': 0, 'c':'C'}, 1.2)", 'E475:')
+ call assert_equal({'a': 'A', 'b': 'B'}, d)
+
+ call assert_fails("call extend([1, 2], 1)", 'E712:')
+ call assert_fails("call extend([1, 2], {})", 'E712:')
+
+ " Extend g: dictionary with an invalid variable name
+ call assert_fails("call extend(g:, {'-!' : 10})", 'E461:')
+
+ " Extend a list with itself.
+ let lines =<< trim END
+ VAR l = [1, 5, 7]
+ call extend(l, l, 0)
+ call assert_equal([1, 5, 7, 1, 5, 7], l)
+ LET l = [1, 5, 7]
+ call extend(l, l, 1)
+ call assert_equal([1, 1, 5, 7, 5, 7], l)
+ LET l = [1, 5, 7]
+ call extend(l, l, 2)
+ call assert_equal([1, 5, 1, 5, 7, 7], l)
+ LET l = [1, 5, 7]
+ call extend(l, l, 3)
+ call assert_equal([1, 5, 7, 1, 5, 7], l)
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+endfunc
+
+func Test_listdict_extendnew()
+ " Test extendnew() with lists
+ let l = [1, 2, 3]
+ call assert_equal([1, 2, 3, 4, 5], extendnew(l, [4, 5]))
+ call assert_equal([1, 2, 3], l)
+ lockvar l
+ call assert_equal([1, 2, 3, 4, 5], extendnew(l, [4, 5]))
+
+ " Test extendnew() with dictionaries.
+ let d = {'a': {'b': 'B'}}
+ call assert_equal({'a': {'b': 'B'}, 'c': 'cc'}, extendnew(d, {'c': 'cc'}))
+ call assert_equal({'a': {'b': 'B'}}, d)
+ lockvar d
+ call assert_equal({'a': {'b': 'B'}, 'c': 'cc'}, extendnew(d, {'c': 'cc'}))
+endfunc
+
+func s:check_scope_dict(x, fixed)
+ func s:gen_cmd(cmd, x)
+ return substitute(a:cmd, '\<x\ze:', a:x, 'g')
+ endfunc
+
+ let cmd = s:gen_cmd('let x:foo = 1', a:x)
+ if a:fixed
+ call assert_fails(cmd, 'E461:')
+ else
+ exe cmd
+ exe s:gen_cmd('call assert_equal(1, x:foo)', a:x)
+ endif
+
+ let cmd = s:gen_cmd('let x:["bar"] = 2', a:x)
+ if a:fixed
+ call assert_fails(cmd, 'E461:')
+ else
+ exe cmd
+ exe s:gen_cmd('call assert_equal(2, x:bar)', a:x)
+ endif
+
+ let cmd = s:gen_cmd('call extend(x:, {"baz": 3})', a:x)
+ if a:fixed
+ call assert_fails(cmd, 'E742:')
+ else
+ exe cmd
+ exe s:gen_cmd('call assert_equal(3, x:baz)', a:x)
+ endif
+
+ if a:fixed
+ if a:x ==# 'a'
+ call assert_fails('unlet a:x', 'E795:')
+ call assert_fails('call remove(a:, "x")', 'E742:')
+ elseif a:x ==# 'v'
+ call assert_fails('unlet v:count', 'E795:')
+ call assert_fails('call remove(v:, "count")', 'E742:')
+ endif
+ else
+ exe s:gen_cmd('unlet x:foo', a:x)
+ exe s:gen_cmd('unlet x:bar', a:x)
+ exe s:gen_cmd('call remove(x:, "baz")', a:x)
+ endif
+
+ delfunc s:gen_cmd
+endfunc
+
+func Test_scope_dict()
+ " Test for g:
+ call s:check_scope_dict('g', v:false)
+
+ " Test for s:
+ call s:check_scope_dict('s', v:false)
+
+ " Test for l:
+ call s:check_scope_dict('l', v:false)
+
+ " Test for a:
+ call s:check_scope_dict('a', v:true)
+
+ " Test for b:
+ call s:check_scope_dict('b', v:false)
+
+ " Test for w:
+ call s:check_scope_dict('w', v:false)
+
+ " Test for t:
+ call s:check_scope_dict('t', v:false)
+
+ " Test for v:
+ call s:check_scope_dict('v', v:true)
+endfunc
+
+" Test for deep nesting of lists (> 100)
+func Test_deep_nested_list()
+ let deep_list = []
+ let l = deep_list
+ for i in range(102)
+ let newlist = []
+ call add(l, newlist)
+ let l = newlist
+ endfor
+ call add(l, 102)
+
+ call assert_fails('let m = deepcopy(deep_list)', 'E698:')
+ call assert_fails('lockvar 110 deep_list', 'E743:')
+ call assert_fails('unlockvar 110 deep_list', 'E743:')
+ call assert_fails('let x = execute("echo deep_list")', 'E724:')
+ call test_garbagecollect_now()
+ unlet deep_list
+endfunc
+
+" Test for deep nesting of dicts (> 100)
+func Test_deep_nested_dict()
+ let deep_dict = {}
+ let d = deep_dict
+ for i in range(102)
+ let newdict = {}
+ let d.k = newdict
+ let d = newdict
+ endfor
+ let d.k = 'v'
+
+ call assert_fails('let m = deepcopy(deep_dict)', 'E698:')
+ call assert_fails('lockvar 110 deep_dict', 'E743:')
+ call assert_fails('unlockvar 110 deep_dict', 'E743:')
+ call assert_fails('let x = execute("echo deep_dict")', 'E724:')
+ call test_garbagecollect_now()
+ unlet deep_dict
+endfunc
+
+" List and dict indexing tests
+func Test_listdict_index()
+ call v9.CheckLegacyAndVim9Failure(['echo function("min")[0]'], 'E695:')
+ call v9.CheckLegacyAndVim9Failure(['echo v:true[0]'], 'E909:')
+ call v9.CheckLegacyAndVim9Failure(['echo v:null[0]'], 'E909:')
+ call v9.CheckLegacyAndVim9Failure(['VAR d = {"k": 10}', 'echo d.'], ['E15:', 'E1127:', 'E15:'])
+ call v9.CheckLegacyAndVim9Failure(['VAR d = {"k": 10}', 'echo d[1 : 2]'], 'E719:')
+
+ call assert_fails("let v = [4, 6][{-> 1}]", 'E729:')
+ call v9.CheckDefAndScriptFailure(['var v = [4, 6][() => 1]'], ['E1012', 'E703:'])
+
+ call v9.CheckLegacyAndVim9Failure(['VAR v = range(5)[2 : []]'], ['E730:', 'E1012:', 'E730:'])
+
+ call assert_fails("let v = range(5)[2:{-> 2}(]", ['E15:', 'E116:'])
+ call v9.CheckDefAndScriptFailure(['var v = range(5)[2 : () => 2(]'], 'E15:')
+
+ call v9.CheckLegacyAndVim9Failure(['VAR v = range(5)[2 : 3'], ['E111:', 'E1097:', 'E111:'])
+ call v9.CheckLegacyAndVim9Failure(['VAR l = insert([1, 2, 3], 4, 10)'], 'E684:')
+ call v9.CheckLegacyAndVim9Failure(['VAR l = insert([1, 2, 3], 4, -10)'], 'E684:')
+ call v9.CheckLegacyAndVim9Failure(['VAR l = insert([1, 2, 3], 4, [])'], ['E745:', 'E1013:', 'E1210:'])
+
+ call v9.CheckLegacyAndVim9Failure(['VAR l = [1, 2, 3]', 'LET l[i] = 3'], ['E121:', 'E1001:', 'E121:'])
+ call v9.CheckLegacyAndVim9Failure(['VAR l = [1, 2, 3]', 'LET l[1.1] = 4'], ['E805:', 'E1012:', 'E805:'])
+ call v9.CheckLegacyAndVim9Failure(['VAR l = [1, 2, 3]', 'LET l[: i] = [4, 5]'], ['E121:', 'E1001:', 'E121:'])
+ call v9.CheckLegacyAndVim9Failure(['VAR l = [1, 2, 3]', 'LET l[: 3.2] = [4, 5]'], ['E805:', 'E1012:', 'E805:'])
+ call v9.CheckLegacyAndVim9Failure(['VAR t = test_unknown()', 'echo t[0]'], 'E685:')
+endfunc
+
+" Test for a null list
+func Test_null_list()
+ let lines =<< trim END
+ VAR l = test_null_list()
+ call assert_equal('', join(test_null_list()))
+ call assert_equal('', join(l))
+ call assert_equal(0, len(l))
+ call assert_equal(1, empty(l))
+ call assert_equal([], split(test_null_string()))
+ call assert_equal([], l[ : 2])
+ call assert_true([] == l)
+ call assert_equal('[]', string(l))
+ call assert_equal([], sort(test_null_list()))
+ call assert_equal([], sort(l))
+ call assert_equal([], uniq(test_null_list()))
+ call assert_equal([], uniq(l))
+ VAR k = [] + l
+ call assert_equal([], k)
+ LET k = l + []
+ call assert_equal([], k)
+ call assert_equal(0, len(copy(l)))
+ call assert_equal(0, count(l, 5))
+ call assert_equal([], deepcopy(l))
+ call assert_equal(5, get(l, 2, 5))
+ call assert_equal(-1, index(l, 2, 5))
+ call assert_equal(0, min(l))
+ call assert_equal(0, max(l))
+ call assert_equal(0, remove(test_null_list(), 0, 2))
+ call assert_equal([], repeat(l, 2))
+ call assert_equal([], reverse(test_null_list()))
+ call assert_equal([], reverse(l))
+ call assert_equal([], sort(test_null_list()))
+ call assert_equal([], sort(l))
+ call assert_equal('[]', string(l))
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let l = test_null_list()
+ call assert_equal([], extend(l, l, 0))
+ call assert_equal(0, insert(test_null_list(), 2, -1))
+ call assert_fails('let s = join([1, 2], [])', 'E730:')
+ call assert_fails('call remove(l, 0, 2)', 'E684:')
+ call assert_fails('call insert(l, 2, -1)', 'E684:')
+ call assert_fails('call extend(test_null_list(), test_null_list())', 'E1134:')
+
+ lockvar l
+ call assert_equal(1, islocked('l'))
+ unlockvar l
+endfunc
+
+" Test for a null dict
+func Test_null_dict()
+ let lines =<< trim END
+ call assert_equal(test_null_dict(), test_null_dict())
+ VAR d = test_null_dict()
+ call assert_equal({}, d)
+ call assert_equal(0, len(d))
+ call assert_equal(1, empty(d))
+ call assert_equal([], items(test_null_dict()))
+ call assert_equal([], items(d))
+ call assert_equal([], keys(test_null_dict()))
+ call assert_equal([], keys(d))
+ call assert_equal([], values(test_null_dict()))
+ call assert_equal([], values(d))
+ call assert_false(has_key(d, 'k'))
+ call assert_equal('{}', string(d))
+ call assert_equal({}, {})
+ call assert_equal(0, len(copy(d)))
+ call assert_equal(0, count(d, 'k'))
+ call assert_equal({}, deepcopy(d))
+ call assert_equal(20, get(d, 'k', 20))
+ call assert_equal(0, min(d))
+ call assert_equal(0, max(d))
+ call assert_equal(0, remove(test_null_dict(), 'k'))
+ call assert_equal('{}', string(d))
+ END
+ call v9.CheckLegacyAndVim9Success(lines)
+
+ let d = test_null_dict()
+ call assert_equal({}, extend(d, d, 'keep'))
+ call assert_fails("call remove(d, 'k')", 'E716:')
+ call assert_fails('let x = d[10]', 'E716:')
+ call assert_fails('call extend(test_null_dict(), test_null_dict())', 'E1133:')
+ lockvar d
+ call assert_equal(1, islocked('d'))
+ unlockvar d
+endfunc
+
+" Test for the indexof() function
+func Test_indexof()
+ let l = [#{color: 'red'}, #{color: 'blue'}, #{color: 'green'}]
+ call assert_equal(0, indexof(l, {i, v -> v.color == 'red'}))
+ call assert_equal(2, indexof(l, {i, v -> v.color == 'green'}))
+ call assert_equal(-1, indexof(l, {i, v -> v.color == 'grey'}))
+ call assert_equal(1, indexof(l, "v:val.color == 'blue'"))
+ call assert_equal(-1, indexof(l, "v:val.color == 'cyan'"))
+
+ let l = [#{n: 10}, #{n: 10}, #{n: 20}]
+ call assert_equal(0, indexof(l, "v:val.n == 10", #{startidx: 0}))
+ call assert_equal(1, indexof(l, "v:val.n == 10", #{startidx: -2}))
+ call assert_equal(-1, indexof(l, "v:val.n == 10", #{startidx: 4}))
+ call assert_equal(-1, indexof(l, "v:val.n == 10", #{startidx: -4}))
+ call assert_equal(0, indexof(l, "v:val.n == 10", test_null_dict()))
+
+ let s = ["a", "b", "c"]
+ call assert_equal(2, indexof(s, {_, v -> v == 'c'}))
+ call assert_equal(-1, indexof(s, {_, v -> v == 'd'}))
+ call assert_equal(-1, indexof(s, {_, v -> "v == 'd'"}))
+
+ call assert_equal(-1, indexof([], {i, v -> v == 'a'}))
+ call assert_equal(-1, indexof([1, 2, 3], {_, v -> "v == 2"}))
+ call assert_equal(-1, indexof(test_null_list(), {i, v -> v == 'a'}))
+ call assert_equal(-1, indexof(l, test_null_string()))
+ call assert_equal(-1, indexof(l, test_null_function()))
+
+ " failure cases
+ call assert_fails('let i = indexof(l, "v:val == ''cyan''")', 'E735:')
+ call assert_fails('let i = indexof(l, "color == ''cyan''")', 'E121:')
+ call assert_fails('let i = indexof(l, {})', 'E1256:')
+ call assert_fails('let i = indexof({}, "v:val == 2")', 'E1226:')
+ call assert_fails('let i = indexof([], "v:val == 2", [])', 'E1206:')
+
+ func TestIdx(k, v)
+ return a:v.n == 20
+ endfunc
+ call assert_equal(2, indexof(l, function("TestIdx")))
+ delfunc TestIdx
+ func TestIdx(k, v)
+ return {}
+ endfunc
+ call assert_fails('let i = indexof(l, function("TestIdx"))', 'E728:')
+ delfunc TestIdx
+ func TestIdx(k, v)
+ throw "IdxError"
+ endfunc
+ call assert_fails('let i = indexof(l, function("TestIdx"))', 'E605:')
+ delfunc TestIdx
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab