| Bram Moolenaar | 28b2382 | 2017-06-27 18:29:17 +0200 | [diff] [blame] | 1 | " Tests for case-insensitive UTF-8 comparisons (utf_strnicmp() in mbyte.c) |
| 2 | " Also test "g~ap". |
| 3 | |
| 4 | if !has("multi_byte") |
| 5 | finish |
| 6 | endif |
| 7 | |
| 8 | function! Ch(a, op, b, expected) |
| 9 | call assert_equal(eval(printf('"%s" %s "%s"', a:a, a:op, a:b)), a:expected, |
| 10 | \ printf('"%s" %s "%s" should return %d', a:a, a:op, a:b, a:expected)) |
| 11 | endfunction |
| 12 | |
| 13 | function! Chk(a, b, result) |
| 14 | if a:result == 0 |
| 15 | call Ch(a:a, '==?', a:b, 1) |
| 16 | call Ch(a:a, '!=?', a:b, 0) |
| 17 | call Ch(a:a, '<=?', a:b, 1) |
| 18 | call Ch(a:a, '>=?', a:b, 1) |
| 19 | call Ch(a:a, '<?', a:b, 0) |
| 20 | call Ch(a:a, '>?', a:b, 0) |
| 21 | elseif a:result > 0 |
| 22 | call Ch(a:a, '==?', a:b, 0) |
| 23 | call Ch(a:a, '!=?', a:b, 1) |
| 24 | call Ch(a:a, '<=?', a:b, 0) |
| 25 | call Ch(a:a, '>=?', a:b, 1) |
| 26 | call Ch(a:a, '<?', a:b, 0) |
| 27 | call Ch(a:a, '>?', a:b, 1) |
| 28 | else |
| 29 | call Ch(a:a, '==?', a:b, 0) |
| 30 | call Ch(a:a, '!=?', a:b, 1) |
| 31 | call Ch(a:a, '<=?', a:b, 1) |
| 32 | call Ch(a:a, '>=?', a:b, 0) |
| 33 | call Ch(a:a, '<?', a:b, 1) |
| 34 | call Ch(a:a, '>?', a:b, 0) |
| 35 | endif |
| 36 | endfunction |
| 37 | |
| 38 | function! Check(a, b, result) |
| 39 | call Chk(a:a, a:b, a:result) |
| 40 | call Chk(a:b, a:a, -a:result) |
| 41 | endfunction |
| 42 | |
| 43 | function! LT(a, b) |
| 44 | call Check(a:a, a:b, -1) |
| 45 | endfunction |
| 46 | |
| 47 | function! GT(a, b) |
| 48 | call Check(a:a, a:b, 1) |
| 49 | endfunction |
| 50 | |
| 51 | function! EQ(a, b) |
| 52 | call Check(a:a, a:b, 0) |
| 53 | endfunction |
| 54 | |
| 55 | function Test_comparisons() |
| 56 | call EQ('', '') |
| 57 | call LT('', 'a') |
| 58 | call EQ('abc', 'abc') |
| 59 | call EQ('Abc', 'abC') |
| 60 | call LT('ab', 'abc') |
| 61 | call LT('AB', 'abc') |
| 62 | call LT('ab', 'aBc') |
| 63 | call EQ('\xd0\xb9\xd1\x86\xd1\x83\xd0\xba\xd0\xb5\xd0\xbd', '\xd0\xb9\xd0\xa6\xd0\xa3\xd0\xba\xd0\x95\xd0\xbd') |
| 64 | call LT('\xd0\xb9\xd1\x86\xd1\x83\xd0\xba\xd0\xb5\xd0\xbd', '\xd0\xaf\xd1\x86\xd1\x83\xd0\xba\xd0\xb5\xd0\xbd') |
| 65 | call EQ('\xe2\x84\xaa', 'k') |
| 66 | call LT('\xe2\x84\xaa', 'kkkkkk') |
| 67 | call EQ('\xe2\x84\xaa\xe2\x84\xaa\xe2\x84\xaa', 'kkk') |
| 68 | call LT('kk', '\xe2\x84\xaa\xe2\x84\xaa\xe2\x84\xaa') |
| 69 | call EQ('\xe2\x84\xaa\xe2\x84\xa6k\xe2\x84\xaak\xcf\x89', 'k\xcf\x89\xe2\x84\xaakk\xe2\x84\xa6') |
| 70 | call EQ('Abc\x80', 'AbC\x80') |
| 71 | call LT('Abc\x80', 'AbC\x81') |
| 72 | call LT('Abc', 'AbC\x80') |
| 73 | call LT('abc\x80DEF', 'abc\x80def') " case folding stops at the first bad character |
| 74 | call LT('\xc3XYZ', '\xc3xyz') |
| 75 | call EQ('\xef\xbc\xba', '\xef\xbd\x9a') " FF3A (upper), FF5A (lower) |
| 76 | call GT('\xef\xbc\xba', '\xef\xbc\xff') " first string is ok and equals \xef\xbd\x9a after folding, second string is illegal and was left unchanged, then the strings were bytewise compared |
| 77 | call LT('\xc3', '\xc3\x83') |
| 78 | call EQ('\xc3\xa3xYz', '\xc3\x83XyZ') |
| 79 | for n in range(0x60, 0xFF) |
| 80 | call LT(printf('xYz\x%.2X', n-1), printf('XyZ\x%.2X', n)) |
| 81 | endfor |
| 82 | for n in range(0x80, 0xBF) |
| 83 | call EQ(printf('xYz\xc2\x%.2XUvW', n), printf('XyZ\xc2\x%.2XuVw', n)) |
| 84 | endfor |
| 85 | for n in range(0xC0, 0xFF) |
| 86 | call LT(printf('xYz\xc2\x%.2XUvW', n), printf('XyZ\xc2\x%.2XuVw', n)) |
| 87 | endfor |
| 88 | endfunction |
| 89 | |
| 90 | " test that g~ap changes one paragraph only. |
| 91 | function Test_gap() |
| 92 | new |
| 93 | call feedkeys("iabcd\n\ndefggg0g~ap", "tx") |
| 94 | call assert_equal(["ABCD", "", "defg"], getline(1,3)) |
| 95 | endfunction |