Closes #20

package.json

@@ -4,8 +4,9 @@
   "description": "Samples used in the nodejs documentation on cloud.google.com",
   "main": "index.js",
   "scripts": {
-    "test": "mocha --recursive",
-    "jshint": "jshint --exclude-path=.jshintignore ."
+    "jshint": "jshint --exclude-path=.jshintignore .",
+    "mocha": "mocha --timeout 10000 --recursive",
+    "test": "npm run jshint && npm run mocha"
   },
   "author": "jerjou@google.com",
   "license": "Apache 2",
@@ -14,9 +15,11 @@
     "googleapis": "~2.1.3"
   },
   "devDependencies": {
-    "mocha": "~2.2.5",
+    "async": "^1.5.0",
     "jshint": "~2.8.0",
-    "lodash": "~3.10.1"
+    "lodash": "~3.10.1",
+    "mocha": "~2.2.5",
+    "request": "^2.65.0"
   },
   "repository": {
     "type": "git",

test/appengine/test.js

@@ -0,0 +1,167 @@
+// Copyright 2015, Google, Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+var spawn = require('child_process').spawn;
+var request = require('request');
+
+var cwd = process.cwd();
+
+function getPath(dir) {
+  return cwd + '/appengine/' + dir;
+}
+
+var sampleTests = [
+  {
+    dir: 'express',
+    cmd: 'node',
+    arg1: './bin/www',
+    msg: 'Hello World! Express.js on Google App Engine.'
+  },
+  {
+    dir: 'geddy',
+    cmd: 'node',
+    arg1: 'node_modules/geddy/bin/cli.js',
+    msg: 'Hello, World! Geddy.js on Google App Engine.'
+  },
+  {
+    dir: 'grunt',
+    cmd: 'node',
+    arg1: './src/bin/www',
+    msg: 'Hello World! Express.js + Grunt.js on Google App Engine.'
+  },
+  {
+    dir: 'hapi',
+    cmd: 'node',
+    arg1: 'index.js',
+    msg: 'Hello World! Hapi.js on Google App Engine.'
+  },
+  {
+    dir: 'kraken',
+    cmd: 'node',
+    arg1: 'server.js',
+    msg: 'Hello World! Kraken.js on Google App Engine.',
+    code: 304
+  },
+  {
+    dir: 'loopback',
+    cmd: 'node',
+    arg1: 'server/server.js',
+    msg: 'LoopBack.js on Google App Engine.',
+    code: 304
+  },
+  {
+    dir: 'mailgun',
+    cmd: 'node',
+    arg1: 'app.js',
+    msg: 'Express.js + Mailgun on Google App Engine.'
+  },
+  {
+    dir: 'restify',
+    cmd: 'node',
+    arg1: 'server.js',
+    msg: 'Hello World! Restify.js on Google App Engine.'
+  }
+];
+
+describe('appengine/', function () {
+  sampleTests.forEach(function (sample) {
+    it(sample.dir + ': dependencies should install', function (done) {
+      this.timeout(120000);
+      var calledDone = false;
+
+       var proc = spawn('npm', ['install'], {
+        cwd: getPath(sample.dir)
+      });
+
+      proc.on('error', function (err) {
+        if (!calledDone) {
+          calledDone = true;
+          done(err);
+        }
+      });
+
+      proc.stderr.on('data', function (data) {
+        console.log('stderr: ' + data);
+      });
+
+      proc.on('exit', function (code) {
+        if (!calledDone) {
+          calledDone = true;
+          if (code !== 0) {
+            done(new Error(sample.dir + ': failed to install dependencies!'));
+          } else {
+            done();
+          }
+        }
+      });
+    });
+
+    it(sample.dir + ': should return 200 and Hello World', function (done) {
+      var timeoutId;
+      var intervalId;
+      var success = false;
+      var calledDone = false;
+
+      var proc = spawn(sample.cmd, [sample.arg1], {
+        cwd: getPath(sample.dir)
+      });
+
+      proc.on('error', function (err) {
+        if (!calledDone) {
+          calledDone = true;
+          done(err);
+        }
+      });
+
+      proc.stderr.on('data', function (data) {
+        console.log('stderr: ' + data);
+      });
+
+      proc.on('close', function (code, signal) {
+        if (!calledDone) {
+          calledDone = true;
+          if (code !== 0 && signal !== 'SIGTERM') {
+            done(new Error(sample.dir + ': failed to run!'));
+          } else {
+            if (!success) {
+              done(new Error(sample.dir + ': failed verification!'));
+            } else {
+              done();
+            }
+          }
+        }
+      });
+
+      timeoutId = setTimeout(end, 5000);
+      intervalId = setInterval(testRequest, 1000);
+
+      function end() {
+        clearTimeout(timeoutId);
+        clearInterval(intervalId);
+        proc.kill('SIGTERM');
+      }
+
+      function testRequest() {
+        request('http://localhost:8080', function (err, response, body) {
+          if (body.indexOf(sample.msg) !== -1 && (response.statusCode === 200 ||
+            response.statusCode === sample.code)) {
+            success = true;
+            end();
+          }
+        });
+      }
+    });
+  });
+});