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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 08:50:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 08:50:31 +0000 |
commit | aed8ce9da277f5ecffe968b324f242c41c3b752a (patch) | |
tree | d2e538394cb7a8a7c42a4aac6ccf1a8e3256999b /src/testdir/test_unlet.vim | |
parent | Initial commit. (diff) | |
download | vim-upstream.tar.xz vim-upstream.zip |
Adding upstream version 2:9.0.1378.upstream/2%9.0.1378upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/testdir/test_unlet.vim | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/testdir/test_unlet.vim b/src/testdir/test_unlet.vim new file mode 100644 index 0000000..6be9633 --- /dev/null +++ b/src/testdir/test_unlet.vim @@ -0,0 +1,67 @@ +" Tests for :unlet + +func Test_read_only() + " these caused a crash + call assert_fails('unlet count', 'E795:') + call assert_fails('unlet errmsg', 'E795:') +endfunc + +func Test_existing() + let does_exist = 1 + call assert_true(exists('does_exist')) + unlet does_exist + call assert_false(exists('does_exist')) +endfunc + +func Test_not_existing() + unlet! does_not_exist + call assert_fails('unlet does_not_exist', 'E108:') +endfunc + +func Test_unlet_fails() + call assert_fails('unlet v:["count"]', 'E46:') + call assert_fails('unlet $', 'E475:') + let v = {} + call assert_fails('unlet v[:]', 'E719:') + let l = [] + call assert_fails("unlet l['k'", 'E111:') + let d = {'k' : 1} + call assert_fails("unlet d.k2", 'E716:') + call assert_fails("unlet {a};", 'E488:') +endfunc + +func Test_unlet_env() + let envcmd = has('win32') ? 'set' : 'env' + + let $FOOBAR = 'test' + let found = 0 + for kv in split(system(envcmd), "\r*\n") + if kv == 'FOOBAR=test' + let found = 1 + endif + endfor + call assert_equal(1, found) + + unlet $FOOBAR + let found = 0 + for kv in split(system(envcmd), "\r*\n") + if kv == 'FOOBAR=test' + let found = 1 + endif + endfor + call assert_equal(0, found) + + unlet $MUST_NOT_BE_AN_ERROR +endfunc + +func Test_unlet_complete() + let g:FOOBAR = 1 + call feedkeys(":unlet g:FOO\t\n", 'tx') + call assert_true(!exists('g:FOOBAR')) + + let $FOOBAR = 1 + call feedkeys(":unlet $FOO\t\n", 'tx') + call assert_true(!exists('$FOOBAR') || empty($FOOBAR)) +endfunc + +" vim: shiftwidth=2 sts=2 expandtab |