diff options
Diffstat (limited to 'src/nvim/testdir')
| -rw-r--r-- | src/nvim/testdir/test_functions.vim | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_functions.vim b/src/nvim/testdir/test_functions.vim index f0c1a1c7f9..5dae8d681a 100644 --- a/src/nvim/testdir/test_functions.vim +++ b/src/nvim/testdir/test_functions.vim @@ -833,6 +833,31 @@ func Test_byte2line_line2byte() bw! 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('', 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)', 'E474:') + call assert_fails('let x = charidx("abc", [])', 'E474:') + call assert_fails('let x = charidx("abc", 1, [])', 'E474:') + call assert_fails('let x = charidx("abc", 1, -1)', 'E474:') + call assert_fails('let x = charidx("abc", 1, 2)', 'E474:') +endfunc + func Test_count() let l = ['a', 'a', 'A', 'b'] call assert_equal(2, count(l, 'a')) |