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

packages/compiler-cli/test/main_spec.ts

@@ -0,0 +1,182 @@
+/**
+ * @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
+ */
+
+import {ɵReflectionCapabilities, ɵreflector} from '@angular/core';
+import {makeTempDir} from '@angular/tsc-wrapped/test/test_support';
+import * as fs from 'fs';
+import * as path from 'path';
+
+import {main} from '../src/main';
+
+
+describe('compiler-cli', () => {
+  let basePath: string;
+  let write: (fileName: string, content: string) => void;
+
+  beforeEach(() => {
+    basePath = makeTempDir();
+    write = (fileName: string, content: string) => {
+      fs.writeFileSync(path.join(basePath, fileName), content, {encoding: 'utf-8'});
+    };
+    write('tsconfig.json', `{
+      "compilerOptions": {
+        "experimentalDecorators": true,
+        "types": [],
+        "outDir": "built",
+        "declaration": true,
+        "module": "es2015",
+        "moduleResolution": "node"
+      },
+      "angularCompilerOptions": {
+        "annotateForClosureCompiler": true
+      },
+      "files": ["test.ts"]
+    }`);
+    const nodeModulesPath = path.resolve(basePath, 'node_modules');
+    fs.mkdirSync(nodeModulesPath);
+    fs.symlinkSync(path.resolve(__dirname, '..', '..'), path.resolve(nodeModulesPath, '@angular'));
+  });
+
+  // Restore reflector since AoT compiler will update it with a new static reflector
+  afterEach(() => { ɵreflector.updateCapabilities(new ɵReflectionCapabilities()); });
+
+  it('should compile without errors', (done) => {
+    write('test.ts', 'export const A = 1;');
+
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: basePath}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error).not.toHaveBeenCalled();
+          expect(exitCode).toEqual(0);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+
+  it('should not print the stack trace if user input file does not exist', (done) => {
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: basePath}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error)
+              .toHaveBeenCalledWith(
+                  `Error File '` + path.join(basePath, 'test.ts') + `' not found.`);
+          expect(mockConsole.error).not.toHaveBeenCalledWith('Compilation failed');
+          expect(exitCode).toEqual(1);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+
+  it('should not print the stack trace if user input file is malformed', (done) => {
+    write('test.ts', 'foo;');
+
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: basePath}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error)
+              .toHaveBeenCalledWith(
+                  'Error at ' + path.join(basePath, 'test.ts') + `:1:1: Cannot find name 'foo'.`);
+          expect(mockConsole.error).not.toHaveBeenCalledWith('Compilation failed');
+          expect(exitCode).toEqual(1);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+
+  it('should not print the stack trace if cannot find the imported module', (done) => {
+    write('test.ts', `import {MyClass} from './not-exist-deps';`);
+
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: basePath}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error)
+              .toHaveBeenCalledWith(
+                  'Error at ' + path.join(basePath, 'test.ts') +
+                  `:1:23: Cannot find module './not-exist-deps'.`);
+          expect(mockConsole.error).not.toHaveBeenCalledWith('Compilation failed');
+          expect(exitCode).toEqual(1);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+
+  it('should not print the stack trace if cannot import', (done) => {
+    write('empty-deps.ts', 'export const A = 1;');
+    write('test.ts', `import {MyClass} from './empty-deps';`);
+
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: basePath}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error)
+              .toHaveBeenCalledWith(
+                  'Error at ' + path.join(basePath, 'test.ts') + `:1:9: Module '"` +
+                  path.join(basePath, 'empty-deps') + `"' has no exported member 'MyClass'.`);
+          expect(mockConsole.error).not.toHaveBeenCalledWith('Compilation failed');
+          expect(exitCode).toEqual(1);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+
+  it('should not print the stack trace if type mismatches', (done) => {
+    write('empty-deps.ts', 'export const A = "abc";');
+    write('test.ts', `
+      import {A} from './empty-deps';
+      A();
+    `);
+
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: basePath}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error)
+              .toHaveBeenCalledWith(
+                  'Error at ' + path.join(basePath, 'test.ts') +
+                  ':3:7: Cannot invoke an expression whose type lacks a call signature. ' +
+                  'Type \'String\' has no compatible call signatures.');
+          expect(mockConsole.error).not.toHaveBeenCalledWith('Compilation failed');
+          expect(exitCode).toEqual(1);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+
+  it('should print the stack trace on compiler internal errors', (done) => {
+    write('test.ts', 'export const A = 1;');
+
+    const mockConsole = {error: (s: string) => {}};
+
+    spyOn(mockConsole, 'error');
+
+    main({p: 'not-exist'}, mockConsole.error)
+        .then((exitCode) => {
+          expect(mockConsole.error).toHaveBeenCalled();
+          expect(mockConsole.error).toHaveBeenCalledWith('Compilation failed');
+          expect(exitCode).toEqual(1);
+          done();
+        })
+        .catch(e => done.fail(e));
+  });
+});