refactor: move angular source to /packages rather than modules/@angular
This commit is contained in:
Jason Aden
248
packages/compiler/test/aot/compiler_spec.ts
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248
packages/compiler/test/aot/compiler_spec.ts
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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 {AotCompiler, AotCompilerHost, AotCompilerOptions, createAotCompiler} from '@angular/compiler';
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import {RenderComponentType, ɵReflectionCapabilities as ReflectionCapabilities, ɵreflector as reflector} from '@angular/core';
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import {async} from '@angular/core/testing';
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import {MetadataBundler, MetadataCollector, ModuleMetadata, privateEntriesToIndex} from '@angular/tsc-wrapped';
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import * as path from 'path';
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import * as ts from 'typescript';
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import {EmittingCompilerHost, MockAotCompilerHost, MockCompilerHost, MockData, MockMetadataBundlerHost, settings} from './test_util';
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const DTS = /\.d\.ts$/;
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const minCoreIndex = `
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export * from './src/application_module';
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export * from './src/change_detection';
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export * from './src/metadata';
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export * from './src/di/metadata';
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export * from './src/di/injector';
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export * from './src/di/injection_token';
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export * from './src/linker';
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export * from './src/render';
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export * from './src/codegen_private_exports';
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`;
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describe('compiler (unbundled Angular)', () => {
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let angularFiles: Map<string, string>;
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beforeAll(() => {
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const emittingHost = new EmittingCompilerHost([], {emitMetadata: true});
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emittingHost.addScript('@angular/core/index.ts', minCoreIndex);
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const emittingProgram = ts.createProgram(emittingHost.scripts, settings, emittingHost);
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emittingProgram.emit();
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angularFiles = emittingHost.written;
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});
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describe('Quickstart', () => {
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let host: MockCompilerHost;
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let aotHost: MockAotCompilerHost;
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beforeEach(() => {
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host = new MockCompilerHost(QUICKSTART, FILES, angularFiles);
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aotHost = new MockAotCompilerHost(host);
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});
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// Restore reflector since AoT compiler will update it with a new static reflector
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afterEach(() => { reflector.updateCapabilities(new ReflectionCapabilities()); });
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it('should compile',
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async(() => compile(host, aotHost, expectNoDiagnostics).then(generatedFiles => {
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expect(generatedFiles.find(f => /app\.component\.ngfactory\.ts/.test(f.genFileUrl)))
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.toBeDefined();
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expect(generatedFiles.find(f => /app\.module\.ngfactory\.ts/.test(f.genFileUrl)))
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.toBeDefined();
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})));
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it('should compile using summaries',
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async(() => summaryCompile(host, aotHost).then(generatedFiles => {
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expect(generatedFiles.find(f => /app\.component\.ngfactory\.ts/.test(f.genFileUrl)))
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.toBeDefined();
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expect(generatedFiles.find(f => /app\.module\.ngfactory\.ts/.test(f.genFileUrl)))
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.toBeDefined();
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})));
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});
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});
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describe('compiler (bundled Angular)', () => {
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let angularFiles: Map<string, string>;
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beforeAll(() => {
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const emittingHost = new EmittingCompilerHost(['@angular/core/index'], {emitMetadata: false});
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// Create the metadata bundled
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const indexModule = emittingHost.effectiveName('@angular/core/index');
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const bundler = new MetadataBundler(
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indexModule, '@angular/core', new MockMetadataBundlerHost(emittingHost));
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const bundle = bundler.getMetadataBundle();
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const metadata = JSON.stringify(bundle.metadata, null, ' ');
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const bundleIndexSource = privateEntriesToIndex('./index', bundle.privates);
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emittingHost.override('@angular/core/bundle_index.ts', bundleIndexSource);
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emittingHost.addWrittenFile(
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'@angular/core/package.json', JSON.stringify({typings: 'bundle_index.d.ts'}));
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emittingHost.addWrittenFile('@angular/core/bundle_index.metadata.json', metadata);
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// Emit the sources
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const bundleIndexName = emittingHost.effectiveName('@angular/core/bundle_index.ts');
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const emittingProgram = ts.createProgram([bundleIndexName], settings, emittingHost);
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emittingProgram.emit();
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angularFiles = emittingHost.written;
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});
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describe('Quickstart', () => {
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let host: MockCompilerHost;
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let aotHost: MockAotCompilerHost;
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beforeEach(() => {
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host = new MockCompilerHost(QUICKSTART, FILES, angularFiles);
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aotHost = new MockAotCompilerHost(host);
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});
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// Restore reflector since AoT compiler will update it with a new static reflector
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afterEach(() => { reflector.updateCapabilities(new ReflectionCapabilities()); });
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it('should compile',
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async(() => compile(host, aotHost, expectNoDiagnostics).then(generatedFiles => {
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expect(generatedFiles.find(f => /app\.component\.ngfactory\.ts/.test(f.genFileUrl)))
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.toBeDefined();
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expect(generatedFiles.find(f => /app\.module\.ngfactory\.ts/.test(f.genFileUrl)))
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.toBeDefined();
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})));
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});
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});
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function expectNoDiagnostics(program: ts.Program) {
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function fileInfo(diagnostic: ts.Diagnostic): string {
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if (diagnostic.file) {
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return `${diagnostic.file.fileName}(${diagnostic.start}): `;
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}
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return '';
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}
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function chars(len: number, ch: string): string { return new Array(len).fill(ch).join(''); }
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function lineNoOf(offset: number, text: string): number {
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let result = 1;
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for (let i = 0; i < offset; i++) {
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if (text[i] == '\n') result++;
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}
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return result;
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}
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function lineInfo(diagnostic: ts.Diagnostic): string {
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if (diagnostic.file) {
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const start = diagnostic.start;
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let end = diagnostic.start + diagnostic.length;
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const source = diagnostic.file.text;
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let lineStart = start;
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let lineEnd = end;
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while (lineStart > 0 && source[lineStart] != '\n') lineStart--;
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if (lineStart < start) lineStart++;
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while (lineEnd < source.length && source[lineEnd] != '\n') lineEnd++;
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let line = source.substring(lineStart, lineEnd);
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const lineIndex = line.indexOf('/n');
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if (lineIndex > 0) {
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line = line.substr(0, lineIndex);
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end = start + lineIndex;
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}
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const lineNo = lineNoOf(start, source) + ': ';
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return '\n' + lineNo + line + '\n' + chars(start - lineStart + lineNo.length, ' ') +
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chars(end - start, '^');
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}
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return '';
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}
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function expectNoDiagnostics(diagnostics: ts.Diagnostic[]) {
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if (diagnostics && diagnostics.length) {
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throw new Error(
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'Errors from TypeScript:\n' +
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diagnostics.map(d => `${fileInfo(d)}${d.messageText}${lineInfo(d)}`).join(' \n'));
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}
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}
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expectNoDiagnostics(program.getOptionsDiagnostics());
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expectNoDiagnostics(program.getSyntacticDiagnostics());
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expectNoDiagnostics(program.getSemanticDiagnostics());
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}
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function isDTS(fileName: string): boolean {
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return /\.d\.ts$/.test(fileName);
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}
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function isSource(fileName: string): boolean {
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return /\.ts$/.test(fileName);
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}
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function isFactory(fileName: string): boolean {
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return /\.ngfactory\./.test(fileName);
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}
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function summaryCompile(
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host: MockCompilerHost, aotHost: MockAotCompilerHost,
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preCompile?: (program: ts.Program) => void) {
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// First compile the program to generate the summary files.
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return compile(host, aotHost).then(generatedFiles => {
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// Remove generated files that were not generated from a DTS file
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host.remove(generatedFiles.filter(f => !isDTS(f.srcFileUrl)).map(f => f.genFileUrl));
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// Next compile the program shrowding metadata and only treating .ts files as source.
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aotHost.hideMetadata();
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aotHost.tsFilesOnly();
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return compile(host, aotHost);
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});
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}
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function compile(
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host: MockCompilerHost, aotHost: AotCompilerHost, preCompile?: (program: ts.Program) => void,
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postCompile: (program: ts.Program) => void = expectNoDiagnostics,
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options: AotCompilerOptions = {}) {
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const scripts = host.scriptNames.slice(0);
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const program = ts.createProgram(scripts, settings, host);
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if (preCompile) preCompile(program);
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const {compiler, reflector} = createAotCompiler(aotHost, options);
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return compiler.compileAll(program.getSourceFiles().map(sf => sf.fileName))
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.then(generatedFiles => {
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generatedFiles.forEach(
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file => isSource(file.genFileUrl) ? host.addScript(file.genFileUrl, file.source) :
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host.override(file.genFileUrl, file.source));
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const scripts = host.scriptNames.slice(0);
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const newProgram = ts.createProgram(scripts, settings, host);
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if (postCompile) postCompile(newProgram);
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return generatedFiles;
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});
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}
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const QUICKSTART = ['/quickstart/app/app.module.ts'];
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const FILES: MockData = {
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quickstart: {
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app: {
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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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template: '<h1>Hello {{name}}</h1>'
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})
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export class AppComponent {
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name = 'Angular';
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}
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`,
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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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}
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};
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