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patch 8.2.3421: a bit of code is not covered by tests

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Problem:    A bit of code is not covered by tests.
Solution:   Add a few more test cases. (Dominique Pellé, closes #8857)
This commit is contained in:
Dominique Pelle
2021-09-09 20:45:34 +02:00
committed by Bram Moolenaar
parent 6b9efdde78
commit d176ca3dde
4 changed files with 21 additions and 2 deletions
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src/testdir/test_functions.vim
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@@ -1621,6 +1621,7 @@ func Test_trim()
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)', 'E475:')
let chars = join(map(range(1, 0x20) + [0xa0], {n -> n->nr2char()}), '')
call assert_equal("x", trim(chars . "x" . chars))