1087 lines
38 KiB
TypeScript
1087 lines
38 KiB
TypeScript
/**
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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 {AotSummaryResolver, GeneratedFile, StaticSymbolCache, StaticSymbolResolver, toTypeScript} from '@angular/compiler';
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import {MetadataBundler} from '@angular/compiler-cli/src/metadata/bundler';
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import {privateEntriesToIndex} from '@angular/compiler-cli/src/metadata/index_writer';
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import {extractSourceMap, originalPositionFor} from '@angular/compiler/testing/src/output/source_map_util';
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import {NodeFlags} from '@angular/core/src/view/index';
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import * as ts from 'typescript';
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import {EmittingCompilerHost, MockAotCompilerHost, MockCompilerHost, MockDirectory, MockMetadataBundlerHost, arrayToMockDir, compile, expectNoDiagnostics, isInBazel, settings, setup, toMockFileArray} from './test_util';
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describe('compiler (unbundled Angular)', () => {
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let angularFiles = setup();
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describe('Quickstart', () => {
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it('should compile', () => {
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const {genFiles} = compile([QUICKSTART, angularFiles]);
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expect(genFiles.find(f => /app\.component\.ngfactory\.ts/.test(f.genFileUrl))).toBeDefined();
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expect(genFiles.find(f => /app\.module\.ngfactory\.ts/.test(f.genFileUrl))).toBeDefined();
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});
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});
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describe('aot source mapping', () => {
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const componentPath = '/app/app.component.ts';
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const ngFactoryPath = '/app/app.component.ngfactory.ts';
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let rootDir: MockDirectory;
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let appDir: MockDirectory;
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beforeEach(() => {
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appDir = {
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'app.module.ts': `
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import { NgModule } from '@angular/core';
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import { AppComponent } from './app.component';
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@NgModule({
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declarations: [ AppComponent ],
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bootstrap: [ AppComponent ]
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})
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export class AppModule { }
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`
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};
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rootDir = {'app': appDir};
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});
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function compileApp(): GeneratedFile {
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const {genFiles} = compile([rootDir, angularFiles]);
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return genFiles.find(
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genFile => genFile.srcFileUrl === componentPath && genFile.genFileUrl.endsWith('.ts'));
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}
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function findLineAndColumn(
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file: string, token: string): {line: number | null, column: number | null} {
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const index = file.indexOf(token);
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if (index === -1) {
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return {line: null, column: null};
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}
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const linesUntilToken = file.slice(0, index).split('\n');
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const line = linesUntilToken.length;
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const column = linesUntilToken[linesUntilToken.length - 1].length;
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return {line, column};
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}
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function createComponentSource(componentDecorator: string) {
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return `
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import { NgModule, Component } from '@angular/core';
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@Component({
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${componentDecorator}
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})
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export class AppComponent {
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someMethod() {}
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}
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`;
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}
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describe('inline templates', () => {
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const ngUrl = `${componentPath}.AppComponent.html`;
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function templateDecorator(template: string) { return `template: \`${template}\`,`; }
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declareTests({ngUrl, templateDecorator});
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});
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describe('external templates', () => {
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const ngUrl = '/app/app.component.html';
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const templateUrl = '/app/app.component.html';
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function templateDecorator(template: string) {
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appDir['app.component.html'] = template;
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return `templateUrl: 'app.component.html',`;
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}
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declareTests({ngUrl, templateDecorator});
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});
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function declareTests({ngUrl, templateDecorator}:
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{ngUrl: string, templateDecorator: (template: string) => string}) {
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it('should use the right source url in html parse errors', () => {
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appDir['app.component.ts'] = createComponentSource(templateDecorator('<div>\n </error>'));
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expect(() => compileApp())
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.toThrowError(new RegExp(`Template parse errors[\\s\\S]*${ngUrl}@1:2`));
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});
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it('should use the right source url in template parse errors', () => {
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appDir['app.component.ts'] =
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createComponentSource(templateDecorator('<div>\n <div unknown="{{ctxProp}}"></div>'));
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expect(() => compileApp())
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.toThrowError(new RegExp(`Template parse errors[\\s\\S]*${ngUrl}@1:7`));
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});
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it('should create a sourceMap for the template', () => {
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const template = 'Hello World!';
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appDir['app.component.ts'] = createComponentSource(templateDecorator(template));
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const genFile = compileApp();
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const genSource = toTypeScript(genFile);
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const sourceMap = extractSourceMap(genSource) !;
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expect(sourceMap.file).toEqual(genFile.genFileUrl);
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// Note: the generated file also contains code that is not mapped to
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// the template (e.g. import statements, ...)
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const templateIndex = sourceMap.sources.indexOf(ngUrl);
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expect(sourceMap.sourcesContent[templateIndex]).toEqual(template);
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// for the mapping to the original source file we don't store the source code
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// as we want to keep whatever TypeScript / ... produced for them.
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const sourceIndex = sourceMap.sources.indexOf(ngFactoryPath);
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expect(sourceMap.sourcesContent[sourceIndex]).toBe(' ');
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});
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it('should map elements correctly to the source', () => {
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const template = '<div>\n <span></span></div>';
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appDir['app.component.ts'] = createComponentSource(templateDecorator(template));
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const genFile = compileApp();
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const genSource = toTypeScript(genFile);
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const sourceMap = extractSourceMap(genSource) !;
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expect(originalPositionFor(sourceMap, findLineAndColumn(genSource, `'span'`)))
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.toEqual({line: 2, column: 3, source: ngUrl});
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});
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it('should map bindings correctly to the source', () => {
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const template = `<div>\n <span [title]="someMethod()"></span></div>`;
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appDir['app.component.ts'] = createComponentSource(templateDecorator(template));
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const genFile = compileApp();
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const genSource = toTypeScript(genFile);
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const sourceMap = extractSourceMap(genSource) !;
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expect(originalPositionFor(sourceMap, findLineAndColumn(genSource, `someMethod()`)))
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.toEqual({line: 2, column: 9, source: ngUrl});
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});
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it('should map events correctly to the source', () => {
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const template = `<div>\n <span (click)="someMethod()"></span></div>`;
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appDir['app.component.ts'] = createComponentSource(templateDecorator(template));
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const genFile = compileApp();
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const genSource = toTypeScript(genFile);
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const sourceMap = extractSourceMap(genSource) !;
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expect(originalPositionFor(sourceMap, findLineAndColumn(genSource, `someMethod()`)))
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.toEqual({line: 2, column: 9, source: ngUrl});
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});
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it('should map non template parts to the factory file', () => {
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appDir['app.component.ts'] = createComponentSource(templateDecorator('Hello World!'));
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const genFile = compileApp();
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const genSource = toTypeScript(genFile);
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const sourceMap = extractSourceMap(genSource) !;
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expect(originalPositionFor(sourceMap, {line: 1, column: 0}))
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.toEqual({line: 1, column: 0, source: ngFactoryPath});
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});
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}
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});
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describe('errors', () => {
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it('should only warn if not all arguments of an @Injectable class can be resolved', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import {Injectable} from '@angular/core';
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@Injectable()
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export class MyService {
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constructor(a: boolean) {}
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}
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`
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}
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};
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const warnSpy = spyOn(console, 'warn');
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compile([FILES, angularFiles]);
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expect(warnSpy).toHaveBeenCalledWith(
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`Warning: Can't resolve all parameters for MyService in /app/app.ts: (?). This will become an error in Angular v6.x`);
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});
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it('should error if not all arguments of an @Injectable class can be resolved if strictInjectionParameters is true',
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() => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import {Injectable} from '@angular/core';
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@Injectable()
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export class MyService {
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constructor(a: boolean) {}
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}
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`
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}
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};
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const warnSpy = spyOn(console, 'warn');
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expect(() => compile([FILES, angularFiles], {strictInjectionParameters: true}))
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.toThrowError(`Can't resolve all parameters for MyService in /app/app.ts: (?).`);
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expect(warnSpy).not.toHaveBeenCalled();
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});
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it('should be able to suppress a null access', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import {Component, NgModule} from '@angular/core';
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interface Person { name: string; }
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@Component({
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selector: 'my-comp',
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template: '{{maybe_person!.name}}'
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})
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export class MyComp {
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maybe_person?: Person;
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}
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@NgModule({
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declarations: [MyComp]
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})
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export class MyModule {}
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`
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}
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};
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compile([FILES, angularFiles], {postCompile: expectNoDiagnostics});
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});
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it('should not contain a self import in factory', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import {Component, NgModule} from '@angular/core';
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interface Person { name: string; }
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@Component({
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selector: 'my-comp',
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template: '{{person.name}}'
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})
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export class MyComp {
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person: Person;
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}
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@NgModule({
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declarations: [MyComp]
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})
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export class MyModule {}
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`
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}
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};
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compile([FILES, angularFiles], {
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postCompile: program => {
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const factorySource = program.getSourceFile('/app/app.ngfactory.ts') !;
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expect(factorySource.text).not.toContain('\'/app/app.ngfactory\'');
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}
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});
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});
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});
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it('should report when a component is declared in any module', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({selector: 'my-comp', template: ''})
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export class MyComp {}
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@NgModule({})
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export class MyModule {}
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`
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}
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};
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expect(() => compile([FILES, angularFiles]))
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.toThrowError(/Cannot determine the module for class MyComp/);
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});
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it('should add the preamble to generated files', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import { NgModule, Component } from '@angular/core';
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@Component({ template: '' })
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export class AppComponent {}
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@NgModule({ declarations: [ AppComponent ] })
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export class AppModule { }
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`
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}
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};
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const genFilePreamble = '/* Hello world! */';
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const {genFiles} = compile([FILES, angularFiles]);
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const genFile =
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genFiles.find(gf => gf.srcFileUrl === '/app/app.ts' && gf.genFileUrl.endsWith('.ts'));
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const genSource = toTypeScript(genFile, genFilePreamble);
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expect(genSource.startsWith(genFilePreamble)).toBe(true);
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});
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it('should be able to use animation macro methods', () => {
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const FILES = {
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app: {
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'app.ts': `
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import {Component, NgModule} from '@angular/core';
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import {trigger, state, style, transition, animate} from '@angular/animations';
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export const EXPANSION_PANEL_ANIMATION_TIMING = '225ms cubic-bezier(0.4,0.0,0.2,1)';
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@Component({
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selector: 'app-component',
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template: '<div></div>',
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animations: [
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trigger('bodyExpansion', [
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state('collapsed', style({height: '0px'})),
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state('expanded', style({height: '*'})),
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transition('expanded <=> collapsed', animate(EXPANSION_PANEL_ANIMATION_TIMING)),
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]),
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trigger('displayMode', [
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state('collapsed', style({margin: '0'})),
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state('default', style({margin: '16px 0'})),
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state('flat', style({margin: '0'})),
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transition('flat <=> collapsed, default <=> collapsed, flat <=> default',
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animate(EXPANSION_PANEL_ANIMATION_TIMING)),
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]),
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],
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})
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export class AppComponent { }
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@NgModule({ declarations: [ AppComponent ] })
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export class AppModule { }
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`
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}
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};
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compile([FILES, angularFiles]);
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});
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it('should detect an entry component via an indirection', () => {
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const FILES = {
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app: {
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'app.ts': `
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import {NgModule, ANALYZE_FOR_ENTRY_COMPONENTS} from '@angular/core';
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import {AppComponent} from './app.component';
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import {COMPONENT_VALUE, MyComponent} from './my-component';
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@NgModule({
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declarations: [ AppComponent, MyComponent ],
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bootstrap: [ AppComponent ],
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providers: [{
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provide: ANALYZE_FOR_ENTRY_COMPONENTS,
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multi: true,
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useValue: COMPONENT_VALUE
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}],
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})
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export class AppModule { }
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`,
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'app.component.ts': `
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import {Component} from '@angular/core';
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@Component({
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selector: 'app-component',
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template: '<div></div>',
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})
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export class AppComponent { }
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`,
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'my-component.ts': `
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import {Component} from '@angular/core';
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@Component({
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selector: 'my-component',
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template: '<div></div>',
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})
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export class MyComponent {}
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export const COMPONENT_VALUE = [{a: 'b', component: MyComponent}];
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`
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}
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};
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const result = compile([FILES, angularFiles]);
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const appModuleFactory =
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result.genFiles.find(f => /my-component\.ngfactory/.test(f.genFileUrl));
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expect(appModuleFactory).toBeDefined();
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if (appModuleFactory) {
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expect(toTypeScript(appModuleFactory)).toContain('MyComponentNgFactory');
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}
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});
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describe('ComponentFactories', () => {
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it('should include inputs, outputs and ng-content selectors in the component factory', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import {Component, NgModule, Input, Output} from '@angular/core';
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@Component({
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selector: 'my-comp',
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template: '<ng-content></ng-content><ng-content select="child"></ng-content>'
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})
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export class MyComp {
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@Input('aInputName')
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aInputProp: string;
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@Output('aOutputName')
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aOutputProp: any;
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}
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@NgModule({
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declarations: [MyComp]
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})
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export class MyModule {}
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`
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}
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};
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const {genFiles} = compile([FILES, angularFiles]);
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const genFile = genFiles.find(genFile => genFile.srcFileUrl === '/app/app.ts');
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const genSource = toTypeScript(genFile);
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const createComponentFactoryCall = /ɵccf\([^)]*\)/m.exec(genSource) ![0].replace(/\s*/g, '');
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// selector
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expect(createComponentFactoryCall).toContain('my-comp');
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// inputs
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expect(createComponentFactoryCall).toContain(`{aInputProp:'aInputName'}`);
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// outputs
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expect(createComponentFactoryCall).toContain(`{aOutputProp:'aOutputName'}`);
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// ngContentSelectors
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expect(createComponentFactoryCall).toContain(`['*','child']`);
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});
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});
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describe('generated templates', () => {
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it('should not call `check` for directives without bindings nor ngDoCheck/ngOnInit', () => {
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const FILES: MockDirectory = {
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app: {
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'app.ts': `
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import { NgModule, Component } from '@angular/core';
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@Component({ template: '' })
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export class AppComponent {}
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@NgModule({ declarations: [ AppComponent ] })
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export class AppModule { }
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`
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}
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};
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const {genFiles} = compile([FILES, angularFiles]);
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const genFile =
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genFiles.find(gf => gf.srcFileUrl === '/app/app.ts' && gf.genFileUrl.endsWith('.ts'));
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const genSource = toTypeScript(genFile);
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expect(genSource).not.toContain('check(');
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});
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});
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describe('summaries', () => {
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let angularSummaryFiles: MockDirectory;
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beforeAll(() => {
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angularSummaryFiles = compile(angularFiles, {useSummaries: false, emit: true}).outDir;
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});
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inheritanceWithSummariesSpecs(() => angularSummaryFiles);
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it('should not reexport type symbols mentioned in constructors', () => {
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const libInput: MockDirectory = {
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'lib': {
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'base.ts': `
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export class AValue {}
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export type AType = {};
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export class AClass {
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constructor(a: AType, b: AValue) {}
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}
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`
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}
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};
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const appInput: MockDirectory = {
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'app': {
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'main.ts': `
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export {AClass} from '../lib/base';
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`
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}
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};
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const {outDir: libOutDir} = compile([libInput, angularSummaryFiles], {useSummaries: true});
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const {genFiles: appGenFiles} =
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compile([appInput, libOutDir, angularSummaryFiles], {useSummaries: true});
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const appNgFactory = appGenFiles.find((f) => f.genFileUrl === '/app/main.ngfactory.ts');
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const appNgFactoryTs = toTypeScript(appNgFactory);
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expect(appNgFactoryTs).not.toContain('AType');
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expect(appNgFactoryTs).toContain('AValue');
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});
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it('should not reexport complex function calls', () => {
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const libInput: MockDirectory = {
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'lib': {
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'base.ts': `
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export class AClass {
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constructor(arg: any) {}
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static create(arg: any = null): AClass { return new AClass(arg); }
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call(arg: any) {}
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}
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|
|
|
export function simple(arg: any) { return [arg]; }
|
|
|
|
export const ctor_arg = {};
|
|
export const ctor_call = new AClass(ctor_arg);
|
|
|
|
export const static_arg = {};
|
|
export const static_call = AClass.create(static_arg);
|
|
|
|
export const complex_arg = {};
|
|
export const complex_call = AClass.create().call(complex_arg);
|
|
|
|
export const simple_arg = {};
|
|
export const simple_call = simple(simple_arg);
|
|
`
|
|
}
|
|
};
|
|
const appInput: MockDirectory = {
|
|
'app': {
|
|
'main.ts': `
|
|
import {ctor_call, static_call, complex_call, simple_call} from '../lib/base';
|
|
|
|
export const calls = [ctor_call, static_call, complex_call, simple_call];
|
|
`,
|
|
}
|
|
};
|
|
|
|
const {outDir: libOutDir} = compile([libInput, angularSummaryFiles], {useSummaries: true});
|
|
const {genFiles: appGenFiles} =
|
|
compile([appInput, libOutDir, angularSummaryFiles], {useSummaries: true});
|
|
const appNgFactory = appGenFiles.find((f) => f.genFileUrl === '/app/main.ngfactory.ts');
|
|
const appNgFactoryTs = toTypeScript(appNgFactory);
|
|
|
|
// metadata of ctor calls is preserved, so we reexport the argument
|
|
expect(appNgFactoryTs).toContain('ctor_arg');
|
|
expect(appNgFactoryTs).toContain('ctor_call');
|
|
|
|
// metadata of static calls is preserved, so we reexport the argument
|
|
expect(appNgFactoryTs).toContain('static_arg');
|
|
expect(appNgFactoryTs).toContain('AClass');
|
|
expect(appNgFactoryTs).toContain('static_call');
|
|
|
|
// metadata of complex calls is elided, so we don't reexport the argument
|
|
expect(appNgFactoryTs).not.toContain('complex_arg');
|
|
expect(appNgFactoryTs).toContain('complex_call');
|
|
|
|
// metadata of simple calls is preserved, so we reexport the argument
|
|
expect(appNgFactoryTs).toContain('simple_arg');
|
|
expect(appNgFactoryTs).toContain('simple_call');
|
|
});
|
|
|
|
it('should not reexport already exported symbols except for lowered symbols', () => {
|
|
const libInput: MockDirectory = {
|
|
'lib': {
|
|
'base.ts': `
|
|
export const exportedVar = 1;
|
|
|
|
// A symbol introduced by lowering expressions
|
|
export const ɵ1 = 'lowered symbol';
|
|
`
|
|
}
|
|
};
|
|
const appInput: MockDirectory = {
|
|
'app': {
|
|
'main.ts': `export * from '../lib/base';`,
|
|
}
|
|
};
|
|
|
|
const {outDir: libOutDir} = compile([libInput, angularSummaryFiles], {useSummaries: true});
|
|
const {genFiles: appGenFiles} =
|
|
compile([appInput, libOutDir, angularSummaryFiles], {useSummaries: true});
|
|
const appNgFactory = appGenFiles.find((f) => f.genFileUrl === '/app/main.ngfactory.ts');
|
|
const appNgFactoryTs = toTypeScript(appNgFactory);
|
|
|
|
// we don't need to reexport exported symbols via the .ngfactory
|
|
// as we can refer to them via the reexport.
|
|
expect(appNgFactoryTs).not.toContain('exportedVar');
|
|
|
|
// although ɵ1 is reexported via `export *`, we still need to reexport it
|
|
// via the .ngfactory as tsickle expands `export *` into named exports,
|
|
// and doesn't know about our lowered symbols as we introduce them
|
|
// after the typecheck phase.
|
|
expect(appNgFactoryTs).toContain('ɵ1');
|
|
});
|
|
});
|
|
|
|
function inheritanceWithSummariesSpecs(getAngularSummaryFiles: () => MockDirectory) {
|
|
function compileParentAndChild(
|
|
{parentClassDecorator, parentModuleDecorator, childClassDecorator, childModuleDecorator}: {
|
|
parentClassDecorator: string,
|
|
parentModuleDecorator: string,
|
|
childClassDecorator: string,
|
|
childModuleDecorator: string
|
|
}) {
|
|
const libInput: MockDirectory = {
|
|
'lib': {
|
|
'base.ts': `
|
|
import {Injectable, Pipe, Directive, Component, NgModule} from '@angular/core';
|
|
|
|
${parentClassDecorator}
|
|
export class Base {}
|
|
|
|
${parentModuleDecorator}
|
|
export class BaseModule {}
|
|
`
|
|
}
|
|
};
|
|
const appInput: MockDirectory = {
|
|
'app': {
|
|
'main.ts': `
|
|
import {Injectable, Pipe, Directive, Component, NgModule} from '@angular/core';
|
|
import {Base} from '../lib/base';
|
|
|
|
${childClassDecorator}
|
|
export class Extends extends Base {}
|
|
|
|
${childModuleDecorator}
|
|
export class MyModule {}
|
|
`
|
|
}
|
|
};
|
|
|
|
const {outDir: libOutDir} =
|
|
compile([libInput, getAngularSummaryFiles()], {useSummaries: true});
|
|
const {genFiles} =
|
|
compile([libOutDir, appInput, getAngularSummaryFiles()], {useSummaries: true});
|
|
return genFiles.find(gf => gf.srcFileUrl === '/app/main.ts');
|
|
}
|
|
|
|
it('should inherit ctor and lifecycle hooks from classes in other compilation units', () => {
|
|
const libInput: MockDirectory = {
|
|
'lib': {
|
|
'base.ts': `
|
|
export class AParam {}
|
|
|
|
export class Base {
|
|
constructor(a: AParam) {}
|
|
ngOnDestroy() {}
|
|
}
|
|
`
|
|
}
|
|
};
|
|
const appInput: MockDirectory = {
|
|
'app': {
|
|
'main.ts': `
|
|
import {NgModule, Component} from '@angular/core';
|
|
import {Base} from '../lib/base';
|
|
|
|
@Component({template: ''})
|
|
export class Extends extends Base {}
|
|
|
|
@NgModule({
|
|
declarations: [Extends]
|
|
})
|
|
export class MyModule {}
|
|
`
|
|
}
|
|
};
|
|
|
|
const {outDir: libOutDir} =
|
|
compile([libInput, getAngularSummaryFiles()], {useSummaries: true});
|
|
const {genFiles} =
|
|
compile([libOutDir, appInput, getAngularSummaryFiles()], {useSummaries: true});
|
|
const mainNgFactory = genFiles.find(gf => gf.srcFileUrl === '/app/main.ts');
|
|
const flags = NodeFlags.TypeDirective | NodeFlags.Component | NodeFlags.OnDestroy;
|
|
expect(toTypeScript(mainNgFactory))
|
|
.toContain(`${flags},(null as any),0,i1.Extends,[i2.AParam]`);
|
|
});
|
|
|
|
it('should inherit ctor and lifecycle hooks from classes in other compilation units over 2 levels',
|
|
() => {
|
|
const lib1Input: MockDirectory = {
|
|
'lib1': {
|
|
'base.ts': `
|
|
export class AParam {}
|
|
|
|
export class Base {
|
|
constructor(a: AParam) {}
|
|
ngOnDestroy() {}
|
|
}
|
|
`
|
|
}
|
|
};
|
|
|
|
const lib2Input: MockDirectory = {
|
|
'lib2': {
|
|
'middle.ts': `
|
|
import {Base} from '../lib1/base';
|
|
export class Middle extends Base {}
|
|
`
|
|
}
|
|
};
|
|
|
|
|
|
const appInput: MockDirectory = {
|
|
'app': {
|
|
'main.ts': `
|
|
import {NgModule, Component} from '@angular/core';
|
|
import {Middle} from '../lib2/middle';
|
|
|
|
@Component({template: ''})
|
|
export class Extends extends Middle {}
|
|
|
|
@NgModule({
|
|
declarations: [Extends]
|
|
})
|
|
export class MyModule {}
|
|
`
|
|
}
|
|
};
|
|
const {outDir: lib1OutDir} =
|
|
compile([lib1Input, getAngularSummaryFiles()], {useSummaries: true});
|
|
const {outDir: lib2OutDir} =
|
|
compile([lib1OutDir, lib2Input, getAngularSummaryFiles()], {useSummaries: true});
|
|
const {genFiles} =
|
|
compile([lib2OutDir, appInput, getAngularSummaryFiles()], {useSummaries: true});
|
|
const mainNgFactory = genFiles.find(gf => gf.srcFileUrl === '/app/main.ts');
|
|
const flags = NodeFlags.TypeDirective | NodeFlags.Component | NodeFlags.OnDestroy;
|
|
expect(toTypeScript(mainNgFactory))
|
|
.toContain(`${flags},(null as any),0,i1.Extends,[i2.AParam_2]`);
|
|
});
|
|
|
|
describe('Injectable', () => {
|
|
it('should allow to inherit', () => {
|
|
const mainNgFactory = compileParentAndChild({
|
|
parentClassDecorator: '@Injectable()',
|
|
parentModuleDecorator: '@NgModule({providers: [Base]})',
|
|
childClassDecorator: '@Injectable()',
|
|
childModuleDecorator: '@NgModule({providers: [Extends]})',
|
|
});
|
|
expect(mainNgFactory).toBeTruthy();
|
|
});
|
|
|
|
it('should error if the child class has no matching decorator', () => {
|
|
expect(() => compileParentAndChild({
|
|
parentClassDecorator: '@Injectable()',
|
|
parentModuleDecorator: '@NgModule({providers: [Base]})',
|
|
childClassDecorator: '',
|
|
childModuleDecorator: '@NgModule({providers: [Extends]})',
|
|
}))
|
|
.toThrowError(`Error during template compile of 'Extends'
|
|
Class Extends in /app/main.ts extends from a Injectable in another compilation unit without duplicating the decorator
|
|
Please add a Injectable or Pipe or Directive or Component or NgModule decorator to the class.`);
|
|
});
|
|
});
|
|
|
|
describe('Component', () => {
|
|
it('should allow to inherit', () => {
|
|
const mainNgFactory = compileParentAndChild({
|
|
parentClassDecorator: `@Component({template: ''})`,
|
|
parentModuleDecorator: '@NgModule({declarations: [Base]})',
|
|
childClassDecorator: `@Component({template: ''})`,
|
|
childModuleDecorator: '@NgModule({declarations: [Extends]})'
|
|
});
|
|
expect(mainNgFactory).toBeTruthy();
|
|
});
|
|
|
|
it('should error if the child class has no matching decorator', () => {
|
|
expect(() => compileParentAndChild({
|
|
parentClassDecorator: `@Component({template: ''})`,
|
|
parentModuleDecorator: '@NgModule({declarations: [Base]})',
|
|
childClassDecorator: '',
|
|
childModuleDecorator: '@NgModule({declarations: [Extends]})',
|
|
}))
|
|
.toThrowError(`Error during template compile of 'Extends'
|
|
Class Extends in /app/main.ts extends from a Directive in another compilation unit without duplicating the decorator
|
|
Please add a Directive or Component decorator to the class.`);
|
|
});
|
|
});
|
|
|
|
describe('Directive', () => {
|
|
it('should allow to inherit', () => {
|
|
const mainNgFactory = compileParentAndChild({
|
|
parentClassDecorator: `@Directive({selector: '[someDir]'})`,
|
|
parentModuleDecorator: '@NgModule({declarations: [Base]})',
|
|
childClassDecorator: `@Directive({selector: '[someDir]'})`,
|
|
childModuleDecorator: '@NgModule({declarations: [Extends]})',
|
|
});
|
|
expect(mainNgFactory).toBeTruthy();
|
|
});
|
|
|
|
it('should error if the child class has no matching decorator', () => {
|
|
expect(() => compileParentAndChild({
|
|
parentClassDecorator: `@Directive({selector: '[someDir]'})`,
|
|
parentModuleDecorator: '@NgModule({declarations: [Base]})',
|
|
childClassDecorator: '',
|
|
childModuleDecorator: '@NgModule({declarations: [Extends]})',
|
|
}))
|
|
.toThrowError(`Error during template compile of 'Extends'
|
|
Class Extends in /app/main.ts extends from a Directive in another compilation unit without duplicating the decorator
|
|
Please add a Directive or Component decorator to the class.`);
|
|
});
|
|
});
|
|
|
|
describe('Pipe', () => {
|
|
it('should allow to inherit', () => {
|
|
const mainNgFactory = compileParentAndChild({
|
|
parentClassDecorator: `@Pipe({name: 'somePipe'})`,
|
|
parentModuleDecorator: '@NgModule({declarations: [Base]})',
|
|
childClassDecorator: `@Pipe({name: 'somePipe'})`,
|
|
childModuleDecorator: '@NgModule({declarations: [Extends]})',
|
|
});
|
|
expect(mainNgFactory).toBeTruthy();
|
|
});
|
|
|
|
it('should error if the child class has no matching decorator', () => {
|
|
expect(() => compileParentAndChild({
|
|
parentClassDecorator: `@Pipe({name: 'somePipe'})`,
|
|
parentModuleDecorator: '@NgModule({declarations: [Base]})',
|
|
childClassDecorator: '',
|
|
childModuleDecorator: '@NgModule({declarations: [Extends]})',
|
|
}))
|
|
.toThrowError(`Error during template compile of 'Extends'
|
|
Class Extends in /app/main.ts extends from a Pipe in another compilation unit without duplicating the decorator
|
|
Please add a Pipe decorator to the class.`);
|
|
});
|
|
});
|
|
|
|
describe('NgModule', () => {
|
|
it('should allow to inherit', () => {
|
|
const mainNgFactory = compileParentAndChild({
|
|
parentClassDecorator: `@NgModule()`,
|
|
parentModuleDecorator: '',
|
|
childClassDecorator: `@NgModule()`,
|
|
childModuleDecorator: '',
|
|
});
|
|
expect(mainNgFactory).toBeTruthy();
|
|
});
|
|
|
|
it('should error if the child class has no matching decorator', () => {
|
|
expect(() => compileParentAndChild({
|
|
parentClassDecorator: `@NgModule()`,
|
|
parentModuleDecorator: '',
|
|
childClassDecorator: '',
|
|
childModuleDecorator: '',
|
|
}))
|
|
.toThrowError(`Error during template compile of 'Extends'
|
|
Class Extends in /app/main.ts extends from a NgModule in another compilation unit without duplicating the decorator
|
|
Please add a NgModule decorator to the class.`);
|
|
});
|
|
});
|
|
}
|
|
});
|
|
|
|
describe('compiler (bundled Angular)', () => {
|
|
let angularFiles: Map<string, string> = setup();
|
|
|
|
beforeAll(() => {
|
|
if (!isInBazel()) {
|
|
// If we are not using Bazel then we need to build these files explicitly
|
|
const emittingHost = new EmittingCompilerHost(['@angular/core/index'], {emitMetadata: false});
|
|
|
|
// Create the metadata bundled
|
|
const indexModule = emittingHost.effectiveName('@angular/core/index');
|
|
const bundler = new MetadataBundler(
|
|
indexModule, '@angular/core', new MockMetadataBundlerHost(emittingHost));
|
|
const bundle = bundler.getMetadataBundle();
|
|
const metadata = JSON.stringify(bundle.metadata, null, ' ');
|
|
const bundleIndexSource = privateEntriesToIndex('./index', bundle.privates);
|
|
emittingHost.override('@angular/core/bundle_index.ts', bundleIndexSource);
|
|
emittingHost.addWrittenFile(
|
|
'@angular/core/package.json', JSON.stringify({typings: 'bundle_index.d.ts'}));
|
|
emittingHost.addWrittenFile('@angular/core/bundle_index.metadata.json', metadata);
|
|
|
|
// Emit the sources
|
|
const bundleIndexName = emittingHost.effectiveName('@angular/core/bundle_index.ts');
|
|
const emittingProgram = ts.createProgram([bundleIndexName], settings, emittingHost);
|
|
emittingProgram.emit();
|
|
angularFiles = emittingHost.writtenAngularFiles();
|
|
}
|
|
});
|
|
|
|
describe('Quickstart', () => {
|
|
it('should compile', () => {
|
|
const {genFiles} = compile([QUICKSTART, angularFiles]);
|
|
expect(genFiles.find(f => /app\.component\.ngfactory\.ts/.test(f.genFileUrl))).toBeDefined();
|
|
expect(genFiles.find(f => /app\.module\.ngfactory\.ts/.test(f.genFileUrl))).toBeDefined();
|
|
});
|
|
|
|
it('should support tsx', () => {
|
|
const tsOptions = {jsx: ts.JsxEmit.React};
|
|
const {genFiles} =
|
|
compile([QUICKSTART_TSX, angularFiles], /* options */ undefined, tsOptions);
|
|
expect(genFiles.find(f => /app\.component\.ngfactory\.ts/.test(f.genFileUrl))).toBeDefined();
|
|
expect(genFiles.find(f => /app\.module\.ngfactory\.ts/.test(f.genFileUrl))).toBeDefined();
|
|
});
|
|
});
|
|
|
|
describe('Bundled library', () => {
|
|
let libraryFiles: MockDirectory;
|
|
|
|
beforeAll(() => {
|
|
// Emit the library bundle
|
|
const emittingHost =
|
|
new EmittingCompilerHost(['/bolder/index.ts'], {emitMetadata: false, mockData: LIBRARY});
|
|
|
|
if (isInBazel()) {
|
|
// In bazel we can just add the angular files from the ones read during setup.
|
|
emittingHost.addFiles(angularFiles);
|
|
}
|
|
|
|
// Create the metadata bundled
|
|
const indexModule = '/bolder/public-api';
|
|
const bundler =
|
|
new MetadataBundler(indexModule, 'bolder', new MockMetadataBundlerHost(emittingHost));
|
|
const bundle = bundler.getMetadataBundle();
|
|
const metadata = JSON.stringify(bundle.metadata, null, ' ');
|
|
const bundleIndexSource = privateEntriesToIndex('./public-api', bundle.privates);
|
|
emittingHost.override('/bolder/index.ts', bundleIndexSource);
|
|
emittingHost.addWrittenFile('/bolder/index.metadata.json', metadata);
|
|
|
|
// Emit the sources
|
|
const emittingProgram = ts.createProgram(['/bolder/index.ts'], settings, emittingHost);
|
|
emittingProgram.emit();
|
|
const libFiles = emittingHost.written;
|
|
|
|
// Copy the .html file
|
|
const htmlFileName = '/bolder/src/bolder.component.html';
|
|
libFiles.set(htmlFileName, emittingHost.readFile(htmlFileName));
|
|
|
|
libraryFiles = arrayToMockDir(toMockFileArray(libFiles).map(
|
|
({fileName, content}) => ({fileName: `/node_modules${fileName}`, content})));
|
|
});
|
|
|
|
it('should compile', () => compile([LIBRARY_USING_APP, libraryFiles, angularFiles]));
|
|
});
|
|
});
|
|
|
|
|
|
const QUICKSTART: MockDirectory = {
|
|
quickstart: {
|
|
app: {
|
|
'app.component.ts': `
|
|
import {Component} from '@angular/core';
|
|
|
|
@Component({
|
|
template: '<h1>Hello {{name}}</h1>'
|
|
})
|
|
export class AppComponent {
|
|
name = 'Angular';
|
|
}
|
|
`,
|
|
'app.module.ts': `
|
|
import { NgModule } from '@angular/core';
|
|
import { toString } from './utils';
|
|
|
|
import { AppComponent } from './app.component';
|
|
|
|
@NgModule({
|
|
declarations: [ AppComponent ],
|
|
bootstrap: [ AppComponent ]
|
|
})
|
|
export class AppModule { }
|
|
`,
|
|
// #15420
|
|
'utils.ts': `
|
|
export function toString(value: any): string {
|
|
return '';
|
|
}
|
|
`
|
|
}
|
|
}
|
|
};
|
|
|
|
const QUICKSTART_TSX: MockDirectory = {
|
|
quickstart: {
|
|
app: {
|
|
// #20555
|
|
'app.component.tsx': `
|
|
import {Component} from '@angular/core';
|
|
|
|
@Component({
|
|
template: '<h1>Hello {{name}}</h1>'
|
|
})
|
|
export class AppComponent {
|
|
name = 'Angular';
|
|
}
|
|
`,
|
|
'app.module.ts': `
|
|
import { NgModule } from '@angular/core';
|
|
import { AppComponent } from './app.component';
|
|
|
|
@NgModule({
|
|
declarations: [ AppComponent ],
|
|
bootstrap: [ AppComponent ]
|
|
})
|
|
export class AppModule { }
|
|
`
|
|
}
|
|
}
|
|
};
|
|
|
|
const LIBRARY: MockDirectory = {
|
|
bolder: {
|
|
'public-api.ts': `
|
|
export * from './src/bolder.component';
|
|
export * from './src/bolder.module';
|
|
export {BolderModule as ReExportedModule} from './src/bolder.module';
|
|
`,
|
|
src: {
|
|
'bolder.component.ts': `
|
|
import {Component, Input} from '@angular/core';
|
|
|
|
@Component({
|
|
selector: 'bolder',
|
|
templateUrl: './bolder.component.html'
|
|
})
|
|
export class BolderComponent {
|
|
@Input() data: string;
|
|
}
|
|
`,
|
|
'bolder.component.html': `
|
|
<b>{{data}}</b>
|
|
`,
|
|
'bolder.module.ts': `
|
|
import {NgModule} from '@angular/core';
|
|
import {BolderComponent} from './bolder.component';
|
|
|
|
@NgModule({
|
|
declarations: [BolderComponent],
|
|
exports: [BolderComponent]
|
|
})
|
|
export class BolderModule {}
|
|
`
|
|
}
|
|
}
|
|
};
|
|
|
|
const LIBRARY_USING_APP: MockDirectory = {
|
|
'lib-user': {
|
|
app: {
|
|
'app.component.ts': `
|
|
import {Component} from '@angular/core';
|
|
|
|
@Component({
|
|
template: '<h1>Hello <bolder [data]="name"></bolder></h1>'
|
|
})
|
|
export class AppComponent {
|
|
name = 'Angular';
|
|
}
|
|
`,
|
|
'app.module.ts': `
|
|
import { NgModule } from '@angular/core';
|
|
import { BolderModule } from 'bolder';
|
|
|
|
import { AppComponent } from './app.component';
|
|
|
|
@NgModule({
|
|
declarations: [ AppComponent ],
|
|
bootstrap: [ AppComponent ],
|
|
imports: [ BolderModule ]
|
|
})
|
|
export class AppModule { }
|
|
`
|
|
}
|
|
}
|
|
};
|