88 lines
3.0 KiB
TypeScript
88 lines
3.0 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 {APP_COMPONENT, MockService, setup, TEST_TEMPLATE} from './mock_host';
|
|
|
|
/**
|
|
* The following specs do not directly test the CompilerFactory class, rather
|
|
* it asserts our understanding of the project/program/template interaction
|
|
* which forms the underlying assumption used in the CompilerFactory.
|
|
*/
|
|
|
|
describe('tsserver', () => {
|
|
let project: ts.server.Project;
|
|
let service: MockService;
|
|
|
|
beforeAll(() => {
|
|
const {project: _project, service: _service} = setup();
|
|
project = _project;
|
|
service = _service;
|
|
});
|
|
|
|
beforeEach(() => {
|
|
service.reset();
|
|
});
|
|
|
|
describe('project version', () => {
|
|
it('is updated after TS changes', () => {
|
|
const v0 = project.getProjectVersion();
|
|
service.overwriteInlineTemplate(APP_COMPONENT, `{{ foo }}`);
|
|
const v1 = project.getProjectVersion();
|
|
expect(v1).not.toBe(v0);
|
|
});
|
|
|
|
it('is updated after template changes', () => {
|
|
const v0 = project.getProjectVersion();
|
|
service.overwrite(TEST_TEMPLATE, `{{ bar }}`);
|
|
const v1 = project.getProjectVersion();
|
|
expect(v1).not.toBe(v0);
|
|
});
|
|
});
|
|
|
|
describe('program', () => {
|
|
it('is updated after TS changes', () => {
|
|
const p0 = project.getLanguageService().getProgram();
|
|
expect(p0).toBeDefined();
|
|
service.overwriteInlineTemplate(APP_COMPONENT, `{{ foo }}`);
|
|
const p1 = project.getLanguageService().getProgram();
|
|
expect(p1).not.toBe(p0);
|
|
});
|
|
|
|
it('is not updated after template changes', () => {
|
|
const p0 = project.getLanguageService().getProgram();
|
|
expect(p0).toBeDefined();
|
|
service.overwrite(TEST_TEMPLATE, `{{ bar }}`);
|
|
const p1 = project.getLanguageService().getProgram();
|
|
expect(p1).toBe(p0);
|
|
});
|
|
});
|
|
|
|
describe('external template', () => {
|
|
it('should not be part of the project root', () => {
|
|
// Templates should _never_ be added to the project root, otherwise they
|
|
// will be parsed as TS files.
|
|
const scriptInfo = service.getScriptInfo(TEST_TEMPLATE);
|
|
expect(project.isRoot(scriptInfo)).toBeFalse();
|
|
});
|
|
|
|
it('should be attached to project', () => {
|
|
const scriptInfo = service.getScriptInfo(TEST_TEMPLATE);
|
|
// Script info for external template must be attached to a project because
|
|
// that's the primary mechanism used in the extension to locate the right
|
|
// language service instance. See
|
|
// https://github.com/angular/vscode-ng-language-service/blob/b048f5f6b9996c5cf113b764c7ffe13d9eeb4285/server/src/session.ts#L192
|
|
expect(scriptInfo.isAttached(project)).toBeTrue();
|
|
// Attaching a script info to a project does not mean that the project
|
|
// will contain the script info. Kinda like friendship on social media.
|
|
expect(project.containsScriptInfo(scriptInfo)).toBeFalse();
|
|
});
|
|
});
|
|
});
|