Initial draft of unit-tests for server

Author: birdofpreyru

__tests__/__snapshots__/index.js.snap

@@ -116,7 +116,10 @@ Object {
   "NavLink": [Function],
   "ScalableRect": [Function],
   "config": Config {
-    "dummyConfigKey": "Dummy config value",
+    "SECRET": Object {
+      "dummySecretKey": "Dummy Secret Value",
+    },
+    "dummyKey": "Dummy Value",
   },
   "isomorphy": Object {
     "buildTimestamp": [Function],

__tests__/server/server.js

@@ -0,0 +1,48 @@
+import _ from 'lodash';
+import serverFactory from 'server/server';
+
+jest.mock('serve-favicon', () => jest.fn(() => (req, res, next) => next()));
+
+jest.mock('webpack', () => {
+  const mock = () => ({
+    apply: jest.fn(),
+    plugin: jest.fn(),
+    watch: jest.fn(),
+  });
+  mock.ProgressPlugin = Object;
+  return mock;
+});
+
+jest.mock('webpack-hot-middleware', () =>
+  jest.fn(() => (req, res, next) => next()));
+
+const TEST_CONTEXT = `${__dirname}/test_data`;
+
+const TEST_FAVICON_PATH = '/path/to/favicon.ico';
+
+const TEST_WEBPACK_CONFIG = {
+  context: TEST_CONTEXT,
+  output: {
+    path: '/path/to/assets',
+    publicPath: '/test/public/path/',
+  },
+};
+
+afterEach(() => {
+  delete process.env.DEV_TOOLS;
+  jest.resetAllMocks();
+});
+
+test('Favicon support', () => {
+  const server = serverFactory(TEST_WEBPACK_CONFIG, {
+    favicon: _.clone(TEST_FAVICON_PATH),
+  });
+  expect(require('serve-favicon')).toHaveBeenCalledWith(TEST_FAVICON_PATH);
+  return server;
+});
+
+test('Launch with dev tools', () => {
+  process.env.DEV_TOOLS = true;
+  const server = serverFactory(TEST_WEBPACK_CONFIG, {});
+  return server;
+});