Add unit tests

Add unit tests for backend and frontend.

Issue-ID: CLAMP-512
Change-Id: I713ba2dce3bd132e7e3e713f4e91e3662df7aafd
Signed-off-by: xuegao <xg353y@intl.att.com>

1 files changed, 171 insertions, 0 deletions

diff --git a/ui-react/src/LoopUI.test.js b/ui-react/src/LoopUI.test.js
new file mode 100644
index 000000000..e28096bd4
--- /dev/null
+++ b/ui-react/src/LoopUI.test.js
@@ -0,0 +1,171 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights
+ *                             reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END============================================
+ * ===================================================================
+ *
+ */
+import React from 'react';
+import { shallow } from 'enzyme';
+import LoopUI from './LoopUI';
+
+import LoopCache from './api/LoopCache';
+import LoopActionService from './api/LoopActionService';
+import LoopService from './api/LoopService';
+
+describe('Verify LoopUI', () => {
+	beforeEach(() => {
+		fetch.resetMocks();
+		fetch.mockImplementation(() => {
+			return Promise.resolve({
+				ok: true,
+				status: 200,
+				text: () => "testUser"
+
+			});
+		});
+	})
+
+	const loopCache = new LoopCache({
+		"name": "LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca",
+		"components": {
+			"POLICY": {
+				"componentState": {
+					"stateName": "UNKNOWN",
+					"description": "The policies defined have NOT yet been created on the policy engine"
+				}
+			},
+			"DCAE": {
+				"componentState": {
+					"stateName": "BLUEPRINT_DEPLOYED",
+					"description": "The DCAE blueprint has been found in the DCAE inventory but not yet instancianted for this loop"
+				}
+			}
+		}
+	});
+
+	it('Test the render method', async () => {
+		const flushPromises = () => new Promise(setImmediate);
+
+		const component = shallow(<LoopUI />)
+		component.setState({
+			loopName: "testLoopName",
+			showAlert: false 
+		});
+		await flushPromises();
+		expect(component).toMatchSnapshot();
+	});
+
+	test('Test closeLoop method', () => {
+		const historyMock = { push: jest.fn() };
+		const component = shallow(<LoopUI history={historyMock}/>)
+		const instance = component.instance();
+		instance.closeLoop();
+			
+		expect(component.state('loopName')).toEqual("Empty (NO loop loaded yet)");
+		expect(historyMock.push.mock.calls[0]).toEqual([ '/']);
+	})
+
+	test('Test logout method', async () => {
+		const flushPromises = () => new Promise(setImmediate);
+		const component = shallow(<LoopUI />)
+		const instance = component.instance();
+		instance.logout();
+		await flushPromises();
+		expect(component.state('userName')).toEqual("testUser");
+	})
+
+	test('Test loadLoop method refresh suc', async () => {
+		const historyMock = { push: jest.fn() };
+		LoopService.getLoop = jest.fn().mockImplementation(() => {
+			return Promise.resolve({
+				ok: true,
+				status: 200,
+				text: () => {}
+			});
+		});
+
+		LoopActionService.refreshStatus = jest.fn().mockImplementation(() => {
+			return Promise.resolve({name: "LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca"});
+		});
+
+		const flushPromises = () => new Promise(setImmediate);
+		const component = shallow(<LoopUI history={historyMock}/>)
+		const instance = component.instance();
+		instance.loadLoop("LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca");
+
+		await flushPromises();
+
+		const resLoopCache = instance.getLoopCache();
+			
+		expect(resLoopCache.getComponentStates()).toBeUndefined();
+		expect(component.state('loopName')).toEqual("LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca");
+	})
+
+	test('Test loadLoop method refresh fail', async () => {
+		const historyMock = { push: jest.fn() };
+		LoopService.getLoop = jest.fn().mockImplementation(() => {
+			return Promise.resolve({
+			name: "LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca",
+			"components": {
+				"POLICY": {
+					"componentState": {
+						"stateName": "UNKNOWN",
+						"description": "The policies defined have NOT yet been created on the policy engine"
+					}
+				},
+				"DCAE": {
+					"componentState": {
+						"stateName": "BLUEPRINT_DEPLOYED",
+						"description": "The DCAE blueprint has been found in the DCAE inventory but not yet instancianted for this loop"
+					}
+				}
+			}});
+		});
+
+		LoopActionService.refreshStatus = jest.fn().mockImplementation(() => {
+			return Promise.reject({error: "whatever"});
+		});
+
+		const flushPromises = () => new Promise(setImmediate);
+		const component = shallow(<LoopUI history={historyMock}/>)
+		const instance = component.instance();
+		instance.loadLoop("LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca");
+
+		await flushPromises();
+
+		const resLoopCache = instance.getLoopCache();
+			
+		expect(resLoopCache).toEqual(loopCache);
+		expect(component.state('loopName')).toEqual("LOOP_Jbv1z_v1_0_ResourceInstanceName1_tca");
+	})
+
+	test('Test alert methods', () => {
+		const component = shallow(<LoopUI />)
+		expect(component.state('showAlert')).toEqual(false);
+
+		const instance = component.instance();
+		instance.showAlert("testAlert");
+		expect(component.state('showAlert')).toEqual(true);
+		expect(component.state('showMessage')).toEqual("testAlert");
+
+		instance.disableAlert();
+			
+		expect(component.state('showAlert')).toEqual(false);
+	})
+});