| Bram Moolenaar | 0f518a8 | 2016-04-14 16:57:10 +0200 | [diff] [blame] | 1 | " Tests for expressions using utf-8. |
| Bram Moolenaar | 0f518a8 | 2016-04-14 16:57:10 +0200 | [diff] [blame] | 2 | |
| 3 | func Test_strgetchar() |
| Bram Moolenaar | b22bd46 | 2016-04-14 22:52:50 +0200 | [diff] [blame] | 4 | call assert_equal(char2nr('á'), strgetchar('áxb', 0)) |
| 5 | call assert_equal(char2nr('x'), strgetchar('áxb', 1)) |
| Bram Moolenaar | 0f518a8 | 2016-04-14 16:57:10 +0200 | [diff] [blame] | 6 | |
| Bram Moolenaar | b22bd46 | 2016-04-14 22:52:50 +0200 | [diff] [blame] | 7 | call assert_equal(char2nr('a'), strgetchar('àxb', 0)) |
| 8 | call assert_equal(char2nr('̀'), strgetchar('àxb', 1)) |
| 9 | call assert_equal(char2nr('x'), strgetchar('àxb', 2)) |
| Bram Moolenaar | 5d18e0e | 2016-04-14 22:54:24 +0200 | [diff] [blame] | 10 | |
| 11 | call assert_equal(char2nr('あ'), strgetchar('あaい', 0)) |
| 12 | call assert_equal(char2nr('a'), strgetchar('あaい', 1)) |
| 13 | call assert_equal(char2nr('い'), strgetchar('あaい', 2)) |
| Bram Moolenaar | 0f518a8 | 2016-04-14 16:57:10 +0200 | [diff] [blame] | 14 | endfunc |
| 15 | |
| 16 | func Test_strcharpart() |
| 17 | call assert_equal('áxb', strcharpart('áxb', 0)) |
| 18 | call assert_equal('á', strcharpart('áxb', 0, 1)) |
| 19 | call assert_equal('x', strcharpart('áxb', 1, 1)) |
| 20 | |
| Bram Moolenaar | fca6600 | 2016-04-23 15:30:09 +0200 | [diff] [blame] | 21 | call assert_equal('いうeお', strcharpart('あいうeお', 1)) |
| 22 | call assert_equal('い', strcharpart('あいうeお', 1, 1)) |
| 23 | call assert_equal('いう', strcharpart('あいうeお', 1, 2)) |
| 24 | call assert_equal('いうe', strcharpart('あいうeお', 1, 3)) |
| 25 | call assert_equal('いうeお', strcharpart('あいうeお', 1, 4)) |
| 26 | call assert_equal('eお', strcharpart('あいうeお', 3)) |
| 27 | call assert_equal('e', strcharpart('あいうeお', 3, 1)) |
| 28 | |
| 29 | call assert_equal('あ', strcharpart('あいうeお', -3, 4)) |
| 30 | |
| Bram Moolenaar | 0f518a8 | 2016-04-14 16:57:10 +0200 | [diff] [blame] | 31 | call assert_equal('a', strcharpart('àxb', 0, 1)) |
| 32 | call assert_equal('̀', strcharpart('àxb', 1, 1)) |
| 33 | call assert_equal('x', strcharpart('àxb', 2, 1)) |
| Bram Moolenaar | 02b4d9b | 2021-03-14 19:46:45 +0100 | [diff] [blame] | 34 | |
| 35 | |
| 36 | call assert_equal('a', strcharpart('àxb', 0, 1, 0)) |
| 37 | call assert_equal('à', strcharpart('àxb', 0, 1, 1)) |
| 38 | call assert_equal('x', strcharpart('àxb', 1, 1, 1)) |
| 39 | |
| 40 | call assert_fails("let v = strcharpart('abc', 0, 0, [])", 'E745:') |
| 41 | call assert_fails("let v = strcharpart('abc', 0, 0, 2)", 'E1023:') |
| Bram Moolenaar | 0f518a8 | 2016-04-14 16:57:10 +0200 | [diff] [blame] | 42 | endfunc |
| Bram Moolenaar | 6d91bcb | 2020-08-12 18:50:36 +0200 | [diff] [blame] | 43 | |
| 44 | " vim: shiftwidth=2 sts=2 expandtab |