refactor: move angular source to /packages rather than modules/@angular

packages/compiler-cli/integrationtest/test/test_ngtools_api.ts

@@ -0,0 +1,219 @@
+#!/usr/bin/env node
+/**
+ * @license
+ * Copyright Google Inc. 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
+ */
+/* tslint:disable:no-console  */
+
+// Must be imported first, because angular2 decorators throws on load.
+import 'reflect-metadata';
+
+import * as path from 'path';
+import * as ts from 'typescript';
+import * as assert from 'assert';
+import {tsc} from '@angular/tsc-wrapped/src/tsc';
+import {AngularCompilerOptions, CodeGenerator, CompilerHostContext, NodeCompilerHostContext, __NGTOOLS_PRIVATE_API_2} from '@angular/compiler-cli';
+
+const glob = require('glob');
+
+/**
+ * Main method.
+ * Standalone program that executes codegen using the ngtools API and tests that files were
+ * properly read and wrote.
+ */
+function main() {
+  console.log(`testing ngtools API...`);
+
+  Promise.resolve()
+      .then(() => codeGenTest())
+      .then(() => i18nTest())
+      .then(() => lazyRoutesTest())
+      .then(() => {
+        console.log('All done!');
+        process.exit(0);
+      })
+      .catch((err) => {
+        console.error(err.stack);
+        console.error('Test failed');
+        process.exit(1);
+      });
+}
+
+function codeGenTest() {
+  const basePath = path.join(__dirname, '../ngtools_src');
+  const project = path.join(basePath, 'tsconfig-build.json');
+  const readResources: string[] = [];
+  const wroteFiles: string[] = [];
+
+  const config = tsc.readConfiguration(project, basePath);
+  const hostContext = new NodeCompilerHostContext();
+  const delegateHost = ts.createCompilerHost(config.parsed.options, true);
+  const host: ts.CompilerHost = Object.assign(
+      {}, delegateHost,
+      {writeFile: (fileName: string, ...rest: any[]) => { wroteFiles.push(fileName); }});
+  const program = ts.createProgram(config.parsed.fileNames, config.parsed.options, host);
+
+  config.ngOptions.basePath = basePath;
+
+  console.log(`>>> running codegen for ${project}`);
+  return __NGTOOLS_PRIVATE_API_2
+      .codeGen({
+        basePath,
+        compilerOptions: config.parsed.options, program, host,
+
+        angularCompilerOptions: config.ngOptions,
+
+        // i18n options.
+        i18nFormat: null,
+        i18nFile: null,
+        locale: null,
+
+        readResource: (fileName: string) => {
+          readResources.push(fileName);
+          return hostContext.readResource(fileName);
+        }
+      })
+      .then(() => {
+        console.log(`>>> codegen done, asserting read and wrote files`);
+
+        // Assert for each file that it has been read and each `ts` has a written file associated.
+        const allFiles = glob.sync(path.join(basePath, '**/*'), {nodir: true});
+
+        allFiles.forEach((fileName: string) => {
+          // Skip tsconfig.
+          if (fileName.match(/tsconfig-build.json$/)) {
+            return;
+          }
+
+          // Assert that file was read.
+          if (fileName.match(/\.module\.ts$/)) {
+            const factory = fileName.replace(/\.module\.ts$/, '.module.ngfactory.ts');
+            assert(wroteFiles.indexOf(factory) != -1, `Expected file "${factory}" to be written.`);
+          } else if (fileName.match(/\.css$/) || fileName.match(/\.html$/)) {
+            assert(
+                readResources.indexOf(fileName) != -1,
+                `Expected resource "${fileName}" to be read.`);
+          }
+        });
+
+        console.log(`done, no errors.`);
+      })
+      .catch((e: any) => {
+        console.error(e.stack);
+        console.error('Compilation failed');
+        throw e;
+      });
+}
+
+function i18nTest() {
+  const basePath = path.join(__dirname, '../ngtools_src');
+  const project = path.join(basePath, 'tsconfig-build.json');
+  const readResources: string[] = [];
+  const wroteFiles: string[] = [];
+
+  const config = tsc.readConfiguration(project, basePath);
+  const hostContext = new NodeCompilerHostContext();
+  const delegateHost = ts.createCompilerHost(config.parsed.options, true);
+  const host: ts.CompilerHost = Object.assign(
+      {}, delegateHost,
+      {writeFile: (fileName: string, ...rest: any[]) => { wroteFiles.push(fileName); }});
+  const program = ts.createProgram(config.parsed.fileNames, config.parsed.options, host);
+
+  config.ngOptions.basePath = basePath;
+
+  console.log(`>>> running i18n extraction for ${project}`);
+  return __NGTOOLS_PRIVATE_API_2
+      .extractI18n({
+        basePath,
+        compilerOptions: config.parsed.options, program, host,
+        angularCompilerOptions: config.ngOptions,
+        i18nFormat: 'xlf',
+        locale: null,
+        outFile: null,
+        readResource: (fileName: string) => {
+          readResources.push(fileName);
+          return hostContext.readResource(fileName);
+        },
+      })
+      .then(() => {
+        console.log(`>>> i18n extraction done, asserting read and wrote files`);
+
+        const allFiles = glob.sync(path.join(basePath, '**/*'), {nodir: true});
+
+        assert(wroteFiles.length == 1, `Expected a single message bundle file.`);
+
+        assert(
+            wroteFiles[0].endsWith('/ngtools_src/messages.xlf'),
+            `Expected the bundle file to be "message.xlf".`);
+
+        allFiles.forEach((fileName: string) => {
+          // Skip tsconfig.
+          if (fileName.match(/tsconfig-build.json$/)) {
+            return;
+          }
+
+          // Assert that file was read.
+          if (fileName.match(/\.css$/) || fileName.match(/\.html$/)) {
+            assert(
+                readResources.indexOf(fileName) != -1,
+                `Expected resource "${fileName}" to be read.`);
+          }
+        });
+
+        console.log(`done, no errors.`);
+      })
+      .catch((e: any) => {
+        console.error(e.stack);
+        console.error('Extraction failed');
+        throw e;
+      });
+}
+
+function lazyRoutesTest() {
+  const basePath = path.join(__dirname, '../ngtools_src');
+  const project = path.join(basePath, 'tsconfig-build.json');
+
+  const config = tsc.readConfiguration(project, basePath);
+  const host = ts.createCompilerHost(config.parsed.options, true);
+  const program = ts.createProgram(config.parsed.fileNames, config.parsed.options, host);
+
+  config.ngOptions.basePath = basePath;
+
+  const lazyRoutes = __NGTOOLS_PRIVATE_API_2.listLazyRoutes({
+    program,
+    host,
+    angularCompilerOptions: config.ngOptions,
+    entryModule: 'app.module#AppModule'
+  });
+
+  const expectations: {[route: string]: string} = {
+    './lazy.module#LazyModule': 'lazy.module.ts',
+    './feature/feature.module#FeatureModule': 'feature/feature.module.ts',
+    './feature/lazy-feature.module#LazyFeatureModule': 'feature/lazy-feature.module.ts',
+    './feature.module#FeatureModule': 'feature/feature.module.ts',
+    './lazy-feature-nested.module#LazyFeatureNestedModule': 'feature/lazy-feature-nested.module.ts',
+    'feature2/feature2.module#Feature2Module': 'feature2/feature2.module.ts',
+    './default.module': 'feature2/default.module.ts',
+    'feature/feature.module#FeatureModule': 'feature/feature.module.ts'
+  };
+
+  Object.keys(lazyRoutes).forEach((route: string) => {
+    assert(route in expectations, `Found a route that was not expected: "${route}".`);
+    assert(
+        lazyRoutes[route] == path.join(basePath, expectations[route]),
+        `Route "${route}" does not point to the expected absolute path ` +
+            `"${path.join(basePath, expectations[route])}". It points to "${lazyRoutes[route]}"`);
+  });
+
+  // Verify that all expectations were met.
+  assert.deepEqual(
+      Object.keys(lazyRoutes), Object.keys(expectations), `Expected routes listed to be: \n` +
+          `  ${JSON.stringify(Object.keys(expectations))}\n` +
+          `Actual:\n` +
+          `  ${JSON.stringify(Object.keys(lazyRoutes))}\n`);
+}
+
+main();