Mercurial > vim
view src/testdir/test_method.vim @ 22517:6acf73cc1863
Added tag v8.2.1806 for changeset c174ec901f7e95d098321a535289f894455a2458
author | Bram Moolenaar <Bram@vim.org> |
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date | Tue, 06 Oct 2020 20:00:05 +0200 |
parents | 6a4806e326dd |
children | 572b0f1c2e28 |
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" Tests for ->method() source check.vim func Test_list_method() let l = [1, 2, 3] call assert_equal([1, 2, 3, 4], [1, 2, 3]->add(4)) eval l->assert_equal(l) eval l->assert_equal(l, 'wrong') eval l->assert_notequal([3, 2, 1]) eval l->assert_notequal([3, 2, 1], 'wrong') call assert_equal(l, l->copy()) call assert_equal(l, l->deepcopy()) call assert_equal(1, l->count(2)) call assert_false(l->empty()) call assert_true([]->empty()) call assert_equal(579, ['123', '+', '456']->join()->eval()) call assert_equal([1, 2, 3, 4, 5], [1, 2, 3]->extend([4, 5])) call assert_equal([1, 3], [1, 2, 3]->filter('v:val != 2')) call assert_equal(2, l->get(1)) call assert_equal(1, l->index(2)) call assert_equal([0, 1, 2, 3], [1, 2, 3]->insert(0)) call assert_fails('eval l->items()', 'E715:') call assert_equal('1 2 3', l->join()) call assert_fails('eval l->keys()', 'E715:') call assert_equal(3, l->len()) call assert_equal([2, 3, 4], [1, 2, 3]->map('v:val + 1')) call assert_equal(3, l->max()) call assert_equal(1, l->min()) call assert_equal(2, [1, 2, 3]->remove(1)) call assert_equal([1, 2, 3, 1, 2, 3], l->repeat(2)) call assert_equal([3, 2, 1], [1, 2, 3]->reverse()) call assert_equal([1, 2, 3, 4], [4, 2, 3, 1]->sort()) call assert_equal('[1, 2, 3]', l->string()) call assert_equal(v:t_list, l->type()) call assert_equal([1, 2, 3], [1, 1, 2, 3, 3]->uniq()) call assert_fails('eval l->values()', 'E715:') call assert_fails('echo []->len', 'E107:') endfunc func Test_dict_method() let d = #{one: 1, two: 2, three: 3} call assert_equal(d, d->copy()) call assert_equal(d, d->deepcopy()) call assert_equal(1, d->count(2)) call assert_false(d->empty()) call assert_true({}->empty()) call assert_equal(#{one: 1, two: 2, three: 3, four: 4}, d->extend(#{four: 4})) call assert_equal(#{one: 1, two: 2, three: 3}, d->filter('v:val != 4')) call assert_equal(2, d->get('two')) call assert_fails("let x = d->index(2)", 'E897:') call assert_fails("let x = d->insert(0)", 'E899:') call assert_true(d->has_key('two')) call assert_equal([['one', 1], ['two', 2], ['three', 3]], d->items()) call assert_fails("let x = d->join()", 'E714:') call assert_equal(['one', 'two', 'three'], d->keys()) call assert_equal(3, d->len()) call assert_equal(#{one: 2, two: 3, three: 4}, d->map('v:val + 1')) call assert_equal(#{one: 1, two: 2, three: 3}, d->map('v:val - 1')) call assert_equal(3, d->max()) call assert_equal(1, d->min()) call assert_equal(2, d->remove("two")) let d.two = 2 call assert_fails('let x = d->repeat(2)', 'E731:') call assert_fails('let x = d->reverse()', 'E899:') call assert_fails('let x = d->sort()', 'E686:') call assert_equal("{'one': 1, 'two': 2, 'three': 3}", d->string()) call assert_equal(v:t_dict, d->type()) call assert_fails('let x = d->uniq()', 'E686:') call assert_equal([1, 2, 3], d->values()) endfunc func Test_string_method() eval '1 2 3'->split()->assert_equal(['1', '2', '3']) eval '1 2 3'->split()->map({i, v -> str2nr(v)})->assert_equal([1, 2, 3]) eval 'ABC'->str2list()->assert_equal([65, 66, 67]) eval 'ABC'->strlen()->assert_equal(3) eval "a\rb\ec"->strtrans()->assert_equal('a^Mb^[c') eval "aあb"->strwidth()->assert_equal(4) eval 'abc'->substitute('b', 'x', '')->assert_equal('axc') eval 'abc'->printf('the %s arg')->assert_equal('the abc arg') endfunc func Test_method_append() new eval ['one', 'two', 'three']->append(1) call assert_equal(['', 'one', 'two', 'three'], getline(1, '$')) %del let bnr = bufnr('') wincmd w eval ['one', 'two', 'three']->appendbufline(bnr, 1) call assert_equal(['', 'one', 'two', 'three'], getbufline(bnr, 1, '$')) exe 'bwipe! ' .. bnr endfunc func Test_method_funcref() func Concat(one, two, three) return a:one .. a:two .. a:three endfunc let FuncRef = function('Concat') eval 'foo'->FuncRef('bar', 'tail')->assert_equal('foobartail') " not enough arguments call assert_fails("eval 'foo'->FuncRef('bar')", 'E119:') " too many arguments call assert_fails("eval 'foo'->FuncRef('bar', 'tail', 'four')", 'E118:') let Partial = function('Concat', ['two']) eval 'one'->Partial('three')->assert_equal('onetwothree') " not enough arguments call assert_fails("eval 'one'->Partial()", 'E119:') " too many arguments call assert_fails("eval 'one'->Partial('three', 'four')", 'E118:') delfunc Concat endfunc func Test_method_float() CheckFeature float eval 1.234->string()->assert_equal('1.234') eval -1.234->string()->assert_equal('-1.234') endfunc func Test_method_syntax() eval [1, 2, 3] ->sort( ) eval [1, 2, 3] \ ->sort( \ ) call assert_fails('eval [1, 2, 3]-> sort()', 'E15:') call assert_fails('eval [1, 2, 3]->sort ()', 'E274:') call assert_fails('eval [1, 2, 3]-> sort ()', 'E15:') endfunc func Test_method_lambda() eval "text"->{x -> x .. " extended"}()->assert_equal('text extended') eval "text"->{x, y -> x .. " extended " .. y}('more')->assert_equal('text extended more') call assert_fails('eval "text"->{x -> x .. " extended"} ()', 'E274:') " todo: lambda accepts more arguments than it consumes " call assert_fails('eval "text"->{x -> x .. " extended"}("more")', 'E99:') let l = [1, 2, 3] eval l->{x -> x}() call assert_equal(1, test_refcount(l)) endfunc func Test_method_not_supported() call assert_fails('eval 123->changenr()', 'E276:') call assert_fails('echo "abc"->invalidfunc()', 'E117:') " Test for too many or too few arguments to a method call assert_fails('let n="abc"->len(2)', 'E118:') call assert_fails('let n=10->setwinvar()', 'E119:') endfunc " Test for passing optional arguments to methods func Test_method_args() let v:errors = [] let n = 10->assert_inrange(1, 5, "Test_assert_inrange") if v:errors[0] !~ 'Test_assert_inrange' call assert_report(v:errors[0]) else " Test passed let v:errors = [] endif endfunc " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker