Mercurial > vim
view src/testdir/test_expr.vim @ 8887:8bf855dea79e v7.4.1730
commit https://github.com/vim/vim/commit/58de0e2dcc1f2d251b74892a06d71a14973f3187
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Apr 14 15:13:46 2016 +0200
patch 7.4.1730
Problem: It is not easy to get a character out of a string.
Solution: Add strgetchar() and strcharpart().
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Thu, 14 Apr 2016 15:15:05 +0200 |
parents | 9fa567d13551 |
children | 7f29248d5789 |
line wrap: on
line source
" Tests for expressions. func Test_equal() let base = {} func base.method() return 1 endfunc func base.other() dict return 1 endfunc let instance = copy(base) call assert_true(base.method == instance.method) call assert_true([base.method] == [instance.method]) call assert_true(base.other == instance.other) call assert_true([base.other] == [instance.other]) call assert_false(base.method == base.other) call assert_false([base.method] == [base.other]) call assert_false(base.method == instance.other) call assert_false([base.method] == [instance.other]) call assert_fails('echo base.method > instance.method') endfunc func Test_version() call assert_true(has('patch-7.4.001')) call assert_true(has('patch-7.4.01')) call assert_true(has('patch-7.4.1')) call assert_true(has('patch-6.9.999')) call assert_true(has('patch-7.1.999')) call assert_true(has('patch-7.4.123')) call assert_false(has('patch-7')) call assert_false(has('patch-7.4')) call assert_false(has('patch-7.4.')) call assert_false(has('patch-9.1.0')) call assert_false(has('patch-9.9.1')) endfunc func Test_dict() let d = {'': 'empty', 'a': 'a', 0: 'zero'} call assert_equal('empty', d['']) call assert_equal('a', d['a']) call assert_equal('zero', d[0]) call assert_true(has_key(d, '')) call assert_true(has_key(d, 'a')) let d[''] = 'none' let d['a'] = 'aaa' call assert_equal('none', d['']) call assert_equal('aaa', d['a']) endfunc func Test_strgetchar() call assert_equal(char2nr('a'), strgetchar('axb', 0)) call assert_equal(char2nr('x'), strgetchar('axb', 1)) call assert_equal(char2nr('b'), strgetchar('axb', 2)) call assert_equal(-1, strgetchar('axb', -1)) call assert_equal(-1, strgetchar('axb', 3)) call assert_equal(-1, strgetchar('', 0)) if !has('multi_byte') return endif call assert_equal(char2nr('á'), strgetchar('áxb', 0)) call assert_equal(char2nr('x'), strgetchar('áxb', 1)) call assert_equal(char2nr('a'), strgetchar('àxb', 0)) call assert_equal(char2nr('̀'), strgetchar('àxb', 1)) call assert_equal(char2nr('x'), strgetchar('àxb', 2)) endfunc func Test_strcharpart() call assert_equal('a', strcharpart('axb', 0, 1)) call assert_equal('x', strcharpart('axb', 1, 1)) call assert_equal('b', strcharpart('axb', 2, 1)) call assert_equal('xb', strcharpart('axb', 1)) call assert_equal('', strcharpart('axb', 1, 0)) call assert_equal('', strcharpart('axb', 1, -1)) call assert_equal('', strcharpart('axb', -1, 1)) call assert_equal('', strcharpart('axb', -2, 2)) call assert_equal('a', strcharpart('axb', -1, 2)) if !has('multi_byte') return endif call assert_equal('áxb', strcharpart('áxb', 0)) call assert_equal('á', strcharpart('áxb', 0, 1)) call assert_equal('x', strcharpart('áxb', 1, 1)) call assert_equal('a', strcharpart('àxb', 0, 1)) call assert_equal('̀', strcharpart('àxb', 1, 1)) call assert_equal('x', strcharpart('àxb', 2, 1)) endfunc