39 lines
1.2 KiB
TypeScript
39 lines
1.2 KiB
TypeScript
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import * as ts from 'typescript/lib/tsserverlibrary';
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import {LanguageService} from '../language_service';
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import {APP_COMPONENT, setup} from './mock_host';
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describe('diagnostic', () => {
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const {project, service, tsLS} = setup();
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const ngLS = new LanguageService(project, tsLS);
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beforeEach(() => {
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service.reset();
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});
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it('should not produce error for AppComponent', () => {
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const diags = ngLS.getSemanticDiagnostics(APP_COMPONENT);
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expect(diags).toEqual([]);
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});
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it('should report member does not exist', () => {
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const content = service.overwriteInlineTemplate(APP_COMPONENT, '{{ nope }}');
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const diags = ngLS.getSemanticDiagnostics(APP_COMPONENT);
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expect(diags.length).toBe(1);
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const {category, file, start, length, messageText} = diags[0];
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expect(category).toBe(ts.DiagnosticCategory.Error);
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expect(file?.fileName).toBe(APP_COMPONENT);
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expect(content.substring(start!, start! + length!)).toBe('nope');
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expect(messageText).toBe(`Property 'nope' does not exist on type 'AppComponent'.`);
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});
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});
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