ale/test/test_completion.vader

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Before:
Save g:ale_completion_enabled
After:
Restore
if !g:ale_completion_enabled
call ale#completion#Disable()
endif
Execute(TypeScript completions responses should be parsed correctly):
AssertEqual [],
\ ale#completion#ParseTSServerCompletions({
\ 'body': [],
\})
AssertEqual ['foo', 'bar', 'baz'],
\ ale#completion#ParseTSServerCompletions({
\ 'body': [
\ {'name': 'foo'},
\ {'name': 'bar'},
\ {'name': 'baz'},
\ ],
\})
Execute(TypeScript completion details responses should be parsed correctly):
AssertEqual
\ [
\ {
\ 'word': 'abc',
\ 'menu': '(property) Foo.abc: number',
\ 'info': '',
\ 'kind': 'f'
\ },
\ {
\ 'word': 'def',
\ 'menu': '(property) Foo.def: number',
\ 'info': 'foo bar baz',
\ 'kind': 'f'
\ },
\ ],
\ ale#completion#ParseTSServerCompletionEntryDetails({
\ 'body': [
\ {
\ 'name': 'abc',
\ 'kind': 'parameterName',
\ 'displayParts': [
\ {'text': '('},
\ {'text': 'property'},
\ {'text': ')'},
\ {'text': ' '},
\ {'text': 'Foo'},
\ {'text': '.'},
\ {'text': 'abc'},
\ {'text': ':'},
\ {'text': ' '},
\ {'text': 'number'},
\ ],
\ },
\ {
\ 'name': 'def',
\ 'kind': 'parameterName',
\ 'displayParts': [
\ {'text': '('},
\ {'text': 'property'},
\ {'text': ')'},
\ {'text': ' '},
\ {'text': 'Foo'},
\ {'text': '.'},
\ {'text': 'def'},
\ {'text': ':'},
\ {'text': ' '},
\ {'text': 'number'},
\ ],
\ 'documentation': [
\ {'text': 'foo'},
\ {'text': ' '},
\ {'text': 'bar'},
\ {'text': ' '},
\ {'text': 'baz'},
\ ],
\ },
\ ],
\})
Given typescript():
let abc = y.
let foo = ab
let foo = (ab)
Execute(Completion should be done after dots in TypeScript):
AssertEqual '.', ale#completion#GetPrefix(&filetype, 1, 13)
Execute(Completion should be done after words in TypeScript):
AssertEqual 'ab', ale#completion#GetPrefix(&filetype, 2, 13)
Execute(Completion should be done after words in parens in TypeScript):
AssertEqual 'ab', ale#completion#GetPrefix(&filetype, 3, 14)
Execute(Completion should not be done after parens in TypeScript):
AssertEqual '', ale#completion#GetPrefix(&filetype, 3, 15)