Added unit tests

.gitignore

@@ -2,6 +2,7 @@
 bower_components/
 node_modules/
 artifacts/
+coverage/
 build
 npm-debug.log
 deploy.json

package.json

@@ -60,15 +60,19 @@
     "grunt-contrib-clean": "~0.5.0",
     "grunt-pure-grids": "^1.0.0",
     "grunt-shell-spawn": "^0.3.1",
+    "istanbul": "^0.3.2",
     "mocha": "^2.0.1",
+    "chai": "^1.10.0",
+    "chai-as-promised": "~4.1.1",
     "js-module-formats": "^0.1.0",
     "mkdirp": "^0.5.0",
     "rimraf": "^2.2.6",
     "supertest": "~0.15.0",
     "walk-sync": "^0.1.0"
   },
   "scripts": {
-    "postinstall": "bower install && grunt"
+    "postinstall": "bower install && grunt",
+    "test": "istanbul cover -- node_modules/mocha/bin/_mocha tests/unit/ --reporter spec"
   },
   "jshintConfig": {
     "browser": true,

tests/unit/lib.layouts.js

@@ -0,0 +1,30 @@
+/*global describe, it*/
+
+process.env.NODE_ENV = 'production';
+
+var liblayouts = require('../../lib/layouts');
+var expect     = require('chai').expect;
+
+describe('lib/layouts', function () {
+    var layout;
+
+    describe('load()', function () {
+        it('returns an array', function (done) {
+            liblayouts.load(function (err, data) {
+                if (err) throw err;
+                expect(data).to.be.an('array');
+                expect(data).to.have.length(8);
+                layout = data[0];
+                done();
+            });
+        });
+    });
+
+    describe('archive()', function () {
+        it('does something', function () {
+            var stream = require('stream');
+            expect(liblayouts.archive(layout))
+                .to.be.an.instanceof(stream.Stream);
+        });
+    });
+});

tests/unit/lib.utils.js

@@ -0,0 +1,44 @@
+/*global describe, it*/
+
+process.env.NODE_ENV = 'production';
+
+var libutils = require('../../lib/utils');
+var expect   = require('chai').expect;
+
+describe('lib/utils', function () {
+    describe('error()', function () {
+        it('constructs an error object', function () {
+            expect(libutils.error(400))
+                .to.be.instanceof(Error)
+                .and.to.have.property('status')
+                    .that.equals(400);
+        });
+    });
+
+    describe('extend()', function () {
+        it('augments an object', function () {
+            expect(libutils.extend({}, {a: 'foo'}, {b: 'bar'}))
+                .to.be.an('object')
+                .and.to.include.keys('a', 'b');
+        });
+    });
+
+    describe('passError()', function () {
+        it('passes an error asynchronously to a callback', function (done) {
+            libutils.passError(function (reason) {
+                expect(reason).to.equal('whatever');
+                done();
+            })('whatever');
+        });
+    });
+
+    describe('passValue()', function () {
+        it('passes a value asynchronously to a callback', function (done) {
+            libutils.passValue(function (err, value) {
+                expect(err).to.be.null;
+                expect(value).to.equal('whatever');
+                done();
+            })('whatever');
+        });
+    });
+});

tests/unit/middleware.error.js

@@ -0,0 +1,40 @@
+/*global describe, it*/
+
+process.env.NODE_ENV = 'production';
+
+var app      = require('../../app.js');
+var request  = require('supertest');
+var expect   = require('chai').expect;
+
+app.get('/500', function (req, res) {
+    throw new Error('dummy error');
+});
+
+describe('Error cases', function () {
+    describe('GET /', function () {
+        it('should respond with 200', function (done) {
+            request(app).get('/')
+                .expect(200)
+                .expect('Content-Type', 'text/html; charset=utf-8')
+                .end(done);
+        });
+    });
+
+    describe('GET /404', function () {
+        it('should respond with 404', function (done) {
+            request(app).get('/404')
+                .expect(404)
+                .expect('Content-Type', 'text/html; charset=UTF-8')
+                .end(done);
+        });
+    });
+
+    describe('GET /500', function () {
+        it('should respond with 500', function (done) {
+            request(app).get('/500')
+                .expect(500)
+                .expect('Content-Type', 'text/html; charset=UTF-8')
+                .end(done);
+        });
+    });
+});

tests/unit/routes.layouts.js

@@ -0,0 +1,39 @@
+/*global describe, it*/
+
+process.env.NODE_ENV = 'production';
+
+var express  = require('express');
+var layouts  = require('../../routes/layouts');
+var request  = require('supertest');
+var expect   = require('chai').expect;
+
+var app = require('../../app');
+
+describe('routes/layouts', function () {
+    describe('/layouts/', function () {
+        it('should return 200', function (done) {
+            request(app).get('/layouts/')
+                .expect(200)
+                .expect('Content-Type', 'text/html; charset=utf-8')
+                .end(done);
+        });
+    });
+
+    describe('/layouts/blog/', function () {
+        it('should return 200', function (done) {
+            request(app).get('/layouts/blog/')
+                .expect(200)
+                .expect('Content-Type', 'text/html; charset=utf-8')
+                .end(done);
+        });
+    });
+
+    describe('/layouts/blog/download', function () {
+        it('should trigger the download of a layout', function (done) {
+            request(app).get('/layouts/blog/download')
+                .expect(200)
+                .expect('Content-Disposition', 'attachment; filename="pure-layout-blog.zip"')
+                .end(done);
+        });
+    });
+});

tests/unit/routes.start.js

@@ -0,0 +1,48 @@
+/*global describe, it*/
+
+process.env.NODE_ENV = 'production';
+
+var express  = require('express');
+var layouts  = require('../../routes/start');
+var request  = require('supertest');
+var expect   = require('chai').expect;
+
+var app = require('../../app');
+
+describe('routes/start', function () {
+    describe('/start/', function () {
+        it('should return 200', function (done) {
+            request(app).get('/start/')
+                .expect(200)
+                .expect('Content-Type', 'text/html; charset=utf-8')
+                .end(done);
+        });
+    });
+
+    describe('/start/css?mq=100', function () {
+        it('should return some JSON content', function (done) {
+            request(app).get('/start/css?mq=100')
+                .expect(200)
+                .expect('Content-Type', 'application/json; charset=utf-8')
+                .end(done);
+        });
+    });
+
+    describe('/start/css?mq=foo bar', function () {
+        it('should return 400', function (done) {
+            request(app).get('/start/css?mq=foo bar')
+                .expect(400)
+                .expect('Content-Type', 'text/html; charset=UTF-8')
+                .end(done);
+        });
+    });
+
+    describe('/start/download', function () {
+        it('should trigger the download of the starter kit', function (done) {
+            request(app).get('/start/download')
+                .expect(200)
+                .expect('Content-Disposition', 'attachment; filename="pure-start.zip"')
+                .end(done);
+        });
+    });
+});