feat(command): ng test command runs karma

Overrode the ember-cli test command to initialize the karma server
Then start the karma server based upon the karma.conf.js config file

closes angular#70

Author: Brocco

.gitignore

@@ -1,4 +1,5 @@
 node_modules/
 .idea
 npm-debug.log
-typings/
+typings/
+tmp/

README.md

@@ -115,15 +115,11 @@ The build artifacts will be stored in the `dist/` directory.
 
 ### Running unit tests
 
-Before running the tests make sure that the project is built. To build the
-project once you can use:
-
 ```bash
-ng build
+ng test
 ```
 
-With the project built in the `dist/` folder you can just run: `karma start`.
-Karma will run the tests and keep the browser open waiting to run again.
+Tests will execute after a build is executed via [Karma](http://karma-runner.github.io/0.13/index.html)
 
 
 ### Running end-to-end tests
@@ -139,9 +135,6 @@ $(npm bin)/tsc -p e2e/
 Afterwards you only need to run `$(npm bin)/protractor` while serving via
 `ng serve`.
 
-This will be easier when the command
-[ng test](https://github.com/angular/angular-cli/issues/70) is implemented.
-
 
 ### Deploying the app via GitHub Pages
 

addon/ng2/commands/test.js

@@ -0,0 +1,66 @@
+'use strict';
+
+var chalk        = require('chalk');
+var Command      = require('ember-cli/lib/models/command');
+var Promise      = require('ember-cli/lib/ext/promise');
+var Project      = require('ember-cli/lib/models/project');
+var SilentError        = require('silent-error');
+var validProjectName   = require('ember-cli/lib/utilities/valid-project-name');
+var normalizeBlueprint = require('ember-cli/lib/utilities/normalize-blueprint-option');
+
+var TestCommand = require('ember-cli/lib/commands/test');
+var win = require('ember-cli/lib/utilities/windows-admin');
+var path = require('path');
+
+// require dependencies within the target project
+function requireDependency (root, moduleName) {
+  var packageJson = require(path.join(root, 'node_modules', moduleName, 'package.json'));
+  var main = path.normalize(packageJson.main);
+  return require(path.join(root, 'node_modules', moduleName, main));
+}
+
+module.exports = TestCommand.extend({
+  availableOptions: [
+    { name: 'single-run', type: Boolean, default: true },
+    { name: 'auto-watch', type: Boolean },
+    { name: 'browsers', type: String },
+    { name: 'colors', type: Boolean },
+    { name: 'log-level', type: String },
+    { name: 'port', type: Number },
+    { name: 'reporters', type: String },
+  ],
+
+  run: function(commandOptions, rawArgs) {
+    var BuildTask = this.tasks.Build;
+    var buildTask = new BuildTask({
+      ui: this.ui,
+      analytics: this.analytics,
+      project: this.project
+    });
+
+    var buildCommandOptions = {
+      environment: 'development',
+      outputPath: 'dist/',
+      watch: false
+    };
+
+    var projectRoot = this.project.root;
+
+    return win.checkWindowsElevation(this.ui)
+      .then(function() {
+        return buildTask.run(buildCommandOptions);
+      })
+      .then(function(){
+        return new Promise(function(resolve, reject){
+          var karma = requireDependency(projectRoot, 'karma');
+          var karmaConfig = path.join(projectRoot, 'karma.conf');
+          commandOptions.configFile = karmaConfig;
+          var karmaServer = new karma.Server(commandOptions, resolve);
+
+          karmaServer.start();
+        });
+      });
+  }
+});
+
+module.exports.overrideCore = true;

addon/ng2/index.js

@@ -8,7 +8,8 @@ module.exports = {
       'new'       : require('./commands/new'),
       'init'      : require('./commands/init'),
       'install'   : require('./commands/install'),
-      'uninstall' : require('./commands/uninstall')
+      'uninstall' : require('./commands/uninstall'),
+      'test'      : require('./commands/test')
     };
   }
 };

tests/acceptance/install.spec.js

@@ -32,14 +32,12 @@ describe('Acceptance: ng install', function() {
 
   function parsePackage(packageName) {
     var packagePath = path.resolve(process.cwd(), 'node_modules', packageName, packageName + '.ts');
-    
     if (!existsSync(packagePath)) {
       return false;
     }
 
     var contents = fs.readFileSync(packagePath, 'utf8');
     var data = {};
-    
     data.Directive = [];
     data.Pipe = [];
     data.Provider = [];

tests/e2e/e2e_workflow.spec.js

@@ -55,19 +55,18 @@ describe('Basic end-to-end Workflow', function () {
     });
   });
 
-  it('Perform `ng test`', function(done) {
-    this.timeout(30000);
-
+  it('Perform `ng test` after initial build', function() {
+    this.timeout(300000);
     return ng([
-      'test'
-    ]).then(function(err) {
-      // TODO when `ng test` will be implemented
-      //expect(err).to.be.equal(1);
-      done();
+      'test',
+      '--single-run'
+    ]).then(function(result) {
+      expect(result.exitCode).to.be.equal(0);
     });
   });
 
   it('Can create a test component using `ng generate component test-component`', function() {
+    this.timeout(10000);
     return ng([
       'generate',
       'component',
@@ -81,15 +80,14 @@ describe('Basic end-to-end Workflow', function () {
     });
   });
 
-  it('Perform `ng test`', function(done) {
-    this.timeout(30000);
+  it('Perform `ng test` after adding a component', function() {
+    this.timeout(300000);
 
     return ng([
-      'test'
-    ]).then(function(err) {
-      // TODO when `ng test` will be implemented
-      //expect(err).to.be.equal(1);
-      done();
+      'test',
+      '--single-run'
+    ]).then(function(result) {
+      expect(result.exitCode).to.be.equal(0);
     });
   });
 
@@ -106,15 +104,14 @@ describe('Basic end-to-end Workflow', function () {
     });
   });
 
-  it('Perform `ng test`', function(done) {
-    this.timeout(30000);
+  it('Perform `ng test` after adding a service', function() {
+    this.timeout(300000);
 
     return ng([
-      'test'
-    ]).then(function(err) {
-      // TODO when `ng test` will be implemented
-      //expect(err).to.be.equal(1);
-      done();
+      'test',
+      '--single-run'
+    ]).then(function(result) {
+      expect(result.exitCode).to.be.equal(0);
     });
   });
 
@@ -131,15 +128,14 @@ describe('Basic end-to-end Workflow', function () {
     });
   });
 
-  it('Perform `ng test`', function(done) {
-    this.timeout(30000);
+  it('Perform `ng test` after adding a pipe', function() {
+    this.timeout(300000);
 
     return ng([
-      'test'
-    ]).then(function(err) {
-      // TODO when `ng test` will be implemented
-      //expect(err).to.be.equal(1);
-      done();
+      'test',
+      '--single-run'
+    ]).then(function(result) {
+      expect(result.exitCode).to.be.equal(0);
     });
   });
 
@@ -165,20 +161,18 @@ describe('Basic end-to-end Workflow', function () {
     });
   });
 
-  it('Perform `ng test`', function(done) {
+  it('Perform `ng test` after adding a route', function() {
     this.timeout(300000);
 
     return ng([
-      'test'
-    ]).then(function(err) {
-      // TODO when `ng test` will be implemented
-      //expect(err).to.be.equal(1);
-      // Clean `tmp` folder
+      'test',
+      '--single-run'
+    ]).then(function(result) {
+      expect(result.exitCode).to.be.equal(0);
 
+      // Clean `tmp` folder
       process.chdir(path.resolve(root, '..'));
       sh.rm('-rf', './tmp'); // tmp.teardown takes too long
-
-      done();
     });
   });