feat(test): run e2e of generated project (#490)

.travis.yml

@@ -1,4 +1,5 @@
-sudo: false
+dist: trusty
+sudo: required
 env:
   - NODE_VERSION=5 SCRIPT=lint
   - NODE_VERSION=5 SCRIPT=test

addon/ng2/tasks/e2e.ts

@@ -8,9 +8,10 @@ module.exports = Task.extend({
     var ui = this.ui;
 
     return new Promise((resolve) => {
-      exec(`npm run e2e -- ${this.project.ngConfig.e2e.protractor.config}`, (err, stdout) => {
+      exec(`npm run e2e -- ${this.project.ngConfig.e2e.protractor.config}`, (err, stdout, stderr) => {
         ui.writeLine(stdout);
         if (err) {
+          ui.writeLine(stderr);
           ui.writeLine(chalk.red('Some end-to-end tests failed, see above.'));
         } else {
           ui.writeLine(chalk.green('All end-to-end tests pass.'));

package.json

@@ -73,6 +73,7 @@
     "sinon": "^1.17.3",
     "through": "^2.3.8",
     "tslint": "^3.8.1",
+    "tree-kill": "^1.0.0",
     "walk-sync": "^0.2.6"
   }
 }

tests/e2e/e2e_workflow.spec.js

@@ -7,6 +7,8 @@ var chai = require('chai');
 var expect = chai.expect;
 var conf = require('ember-cli/tests/helpers/conf');
 var sh = require('shelljs');
+var treeKill = require('tree-kill');
+var child_process = require('child_process');
 var ng = require('../helpers/ng');
 var root = path.join(process.cwd(), 'tmp');
 
@@ -57,12 +59,12 @@ describe('Basic end-to-end Workflow', function () {
     expect(path.basename(process.cwd())).to.equal('test-project');
   });
 
-  it('Supports production builds via `ng build --environment=production`', function() {
+  it('Supports production builds via `ng build -prod`', function() {
     this.timeout(420000);
 
-    // Can't user the `ng` helper because somewhere the environment gets
+    // Can't use the `ng` helper because somewhere the environment gets
     // stuck to the first build done
-    sh.exec(`${ngBin} build --environment=production`);
+    sh.exec(`${ngBin} build -prod`);
     expect(existsSync(path.join(process.cwd(), 'dist'))).to.be.equal(true);
     var appBundlePath = path.join(process.cwd(), 'dist', 'app', 'index.js');
     var appBundleContent = fs.readFileSync(appBundlePath, { encoding: 'utf8' });
@@ -112,6 +114,49 @@ describe('Basic end-to-end Workflow', function () {
     });
   });
 
+  it('Serve and run e2e tests after initial build', function () {
+    this.timeout(240000);
+
+    var ngServePid;
+
+    function executor(resolve, reject) {
+      var serveProcess = child_process.exec(`${ngBin} serve`);
+      var startedProtractor = false;
+      ngServePid = serveProcess.pid;
+
+      serveProcess.stdout.on('data', (data) => {
+        if (/Build successful/.test(data) && !startedProtractor) {
+          startedProtractor = true;
+          child_process.exec(`${ngBin} e2e`, (error, stdout, stderr) => {
+            if (error !== null) {
+              reject(stderr)
+            } else {
+              resolve();
+            }
+          });
+        } else if (/ failed with:/.test(data)) {
+          reject(data);
+        }
+      });
+
+      serveProcess.stderr.on('data', (data) => {
+        reject(data);
+      });
+      serveProcess.on('close', (code) => {
+        code === 0 ? resolve() : reject('ng serve command closed with error')
+      });
+    }
+
+    return new Promise(executor)
+      .then(() => {
+        if (ngServePid) treeKill(ngServePid);
+      })
+      .catch((msg) => {
+        if (ngServePid) treeKill(ngServePid);
+        throw new Error(msg);
+      });
+  });
+
   it('Can create a test component using `ng generate component test-component`', function () {
     this.timeout(10000);
     return ng(['generate', 'component', 'test-component']).then(function () {
@@ -370,4 +415,47 @@ describe('Basic end-to-end Workflow', function () {
         expect('build failed where it should have succeeded').to.equal('');
       });
   });
+
+  it('Serve and run e2e tests after all other commands', function () {
+    this.timeout(240000);
+
+    var ngServePid;
+
+    function executor(resolve, reject) {
+      var serveProcess = child_process.exec(`${ngBin} serve`);
+      var startedProtractor = false;
+      ngServePid = serveProcess.pid;
+
+      serveProcess.stdout.on('data', (data) => {
+        if (/Build successful/.test(data) && !startedProtractor) {
+          startedProtractor = true;
+          child_process.exec(`${ngBin} e2e`, (error, stdout, stderr) => {
+            if (error !== null) {
+              reject(stderr)
+            } else {
+              resolve();
+            }
+          });
+        } else if (/ failed with:/.test(data)) {
+          reject(data);
+        }
+      });
+
+      serveProcess.stderr.on('data', (data) => {
+        reject(data);
+      });
+      serveProcess.on('close', (code) => {
+        code === 0 ? resolve() : reject('ng serve command closed with error')
+      });
+    }
+
+    return new Promise(executor)
+      .then(() => {
+        if (ngServePid) treeKill(ngServePid);
+      })
+      .catch((msg) => {
+        if (ngServePid) treeKill(ngServePid);
+        throw new Error(msg);
+      });
+  });
 });