From 9677a06a2dbce932e0d58e6cf8bf08ffaa9f69be Mon Sep 17 00:00:00 2001
From: Dong Ma <winterma.dong@gmail.com>
Date: Tue, 13 Sep 2016 18:31:34 +0800
Subject: [PATCH] OpenStack wrapper instance

Create wrapper class that takes clouds.yaml instance

Change-Id: I37429b7bda35ca09efc3bf153841d4dc92d96b55
---
 src/index.js                        | 23 ++++++++++++++++++
 test/unit/helpers/data/openstack.js | 37 +++++++++++++++++++++++++++++
 test/unit/indexTest.js              | 32 +++++++++++++++++++++++++
 3 files changed, 92 insertions(+)
 create mode 100644 test/unit/helpers/data/openstack.js
 create mode 100644 test/unit/indexTest.js

diff --git a/src/index.js b/src/index.js
index bbff897..a5404a3 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,3 +1,26 @@
 export {default as Keystone} from './keystone';
 export {default as Glance} from './glance';
 export {default as Neutron} from './neutron';
+
+export default class OpenStack {
+  /**
+   * Create wrapper class that takes clouds.yaml instance
+   *
+   * @param {{}} cloudConfig The configuration object for a specific cloud.
+   */
+  constructor(cloudConfig) {
+    // Sanity checks.
+    if (!cloudConfig) {
+      throw new Error('A configuration is required.');
+    }
+    // Clone the config, so that this instance is immutable
+    // at runtime (no modifying the config after the fact).
+    cloudConfig = Object.assign({}, cloudConfig);
+
+    this.cloudConfig = cloudConfig;
+  }
+  getConfig() {
+    // Returns the config instance
+    return this.cloudConfig;
+  }
+}
diff --git a/test/unit/helpers/data/openstack.js b/test/unit/helpers/data/openstack.js
new file mode 100644
index 0000000..131aadd
--- /dev/null
+++ b/test/unit/helpers/data/openstack.js
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2016 Hewlett Packard Enterprise Development L.P.
+ *
+ * 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.
+ */
+
+/**
+ * This file contains test data for fetchMock, to simplify bootstrapping of unit tests for
+ * openstack class.
+ */
+
+/**
+ * Mock cloud configuration that matches our test data below. This is not a full clouds.yaml
+ * format, rather just the subsection pointing to a particular cloud.
+ */
+const cloudConfig = {
+  region_name: 'Region1',
+  auth: {
+    username: 'user',
+    password: 'pass',
+    project_name: 'js-openstack-lib',
+    auth_url: 'http://192.168.99.99/'
+  }
+};
+export {
+  cloudConfig as config,
+};
diff --git a/test/unit/indexTest.js b/test/unit/indexTest.js
new file mode 100644
index 0000000..829e46e
--- /dev/null
+++ b/test/unit/indexTest.js
@@ -0,0 +1,32 @@
+import OpenStack from "../../src/index";
+import * as mockData from './helpers/data/openstack';
+
+const FetchMock = require('fetch-mock');
+
+describe("Simple test", () => {
+
+  afterEach(() => {
+    FetchMock.reset();
+  });
+
+  it("should export a class", () => {
+    let t = new OpenStack(mockData.config);
+    expect(t).toBeDefined();
+  });
+
+  it("should throw an error for an empty config", () => {
+    try {
+      let t = new OpenStack();
+      t.getConfig();
+    } catch (e) {
+      expect(e.message).toEqual('A configuration is required.');
+    }
+  });
+
+  it("getConfig should returns the config", () => {
+    let openstack = new OpenStack(mockData.config);
+    let config = openstack.getConfig();
+    expect(config.region_name).toEqual('Region1');
+  });
+
+});