mirror of
https://github.com/neovim/neovim.git
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8f84c1da83
Problem: Cannot use empty dictionary key, even though it can be useful.
Solution: Allow using an empty dictionary key.
0921ecff1c
40 lines
1.2 KiB
VimL
40 lines
1.2 KiB
VimL
" Tests for expressions.
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func Test_strgetchar()
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call assert_equal(char2nr('a'), strgetchar('axb', 0))
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call assert_equal(char2nr('x'), strgetchar('axb', 1))
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call assert_equal(char2nr('b'), strgetchar('axb', 2))
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call assert_equal(-1, strgetchar('axb', -1))
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call assert_equal(-1, strgetchar('axb', 3))
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call assert_equal(-1, strgetchar('', 0))
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endfunc
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func Test_strcharpart()
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call assert_equal('a', strcharpart('axb', 0, 1))
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call assert_equal('x', strcharpart('axb', 1, 1))
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call assert_equal('b', strcharpart('axb', 2, 1))
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call assert_equal('xb', strcharpart('axb', 1))
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call assert_equal('', strcharpart('axb', 1, 0))
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call assert_equal('', strcharpart('axb', 1, -1))
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call assert_equal('', strcharpart('axb', -1, 1))
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call assert_equal('', strcharpart('axb', -2, 2))
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call assert_equal('a', strcharpart('axb', -1, 2))
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endfunc
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func Test_dict()
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let d = {'': 'empty', 'a': 'a', 0: 'zero'}
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call assert_equal('empty', d[''])
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call assert_equal('a', d['a'])
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call assert_equal('zero', d[0])
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call assert_true(has_key(d, ''))
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call assert_true(has_key(d, 'a'))
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let d[''] = 'none'
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let d['a'] = 'aaa'
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call assert_equal('none', d[''])
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call assert_equal('aaa', d['a'])
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endfunc
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