angular-docs-cn/packages/language-service/ivy/test/language_service_adapter_spec.ts
Keen Yee Liau 0c01c4a898 test(language-service): wrap setup() in beforeAll to speed up fit() test ()
Test harness `setup()` is expensive, in the order of ~2.5 seconds.

We could speed up `fit()` tests considerably if `setup()` is wrapped
in `beforeAll()` to avoid running it unnecessarily.

PR Close 
2020-10-16 12:33:36 -07:00

42 lines
1.3 KiB
TypeScript

/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import * as ts from 'typescript/lib/tsserverlibrary';
import {LanguageServiceAdapter} from '../language_service_adapter';
import {MockService, setup, TEST_TEMPLATE} from './mock_host';
describe('Language service adapter', () => {
let project: ts.server.Project;
let service: MockService;
beforeAll(() => {
const {project: _project, service: _service} = setup();
project = _project;
service = _service;
});
it('should mark template dirty if it has not seen the template before', () => {
const adapter = new LanguageServiceAdapter(project);
expect(adapter.isTemplateDirty(TEST_TEMPLATE)).toBeTrue();
});
it('should not mark template dirty if template has not changed', () => {
const adapter = new LanguageServiceAdapter(project);
adapter.readResource(TEST_TEMPLATE);
expect(adapter.isTemplateDirty(TEST_TEMPLATE)).toBeFalse();
});
it('should mark template dirty if template has changed', () => {
const adapter = new LanguageServiceAdapter(project);
service.overwrite(TEST_TEMPLATE, '<p>Hello World</p>');
expect(adapter.isTemplateDirty(TEST_TEMPLATE)).toBeTrue();
});
});