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vim-patch:8.0.0351: no test for concatenating an empty string

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Problem:    No test for concatenating an empty string that results from out of
            bounds indexing.
Solution:   Add a simple test.

218426896c
This commit is contained in:
ckelsel
2018-01-08 12:23:33 +08:00
parent 9370a0e5d8
commit b61a305039
1 changed files with 5 additions and 0 deletions
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5
src/nvim/testdir/test_expr.vim
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@@ -439,3 +439,8 @@ func Test_funcref()
call assert_equal(2, OneByRef()) call assert_equal(2, OneByRef())
call assert_fails('echo funcref("{")', 'E475:') call assert_fails('echo funcref("{")', 'E475:')
endfunc endfunc
func Test_empty_concatenate()
call assert_equal('b', 'a'[4:0] . 'b')
call assert_equal('b', 'b' . 'a'[4:0])
endfunc