/*- 
 * ============LICENSE_START======================================================= 
 * OPENECOMP - MSO 
 * ================================================================================ 
 * Copyright (C) 2017 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========================================================= 
 */ 

package org.openecomp.mso.bpmn.common;

import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockAAIVfModuleBadPatch;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockGetGenericVnfByIdWithDepth;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockGetGenericVnfById_404;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockPatchVfModuleId;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockPutGenericVnf;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

import org.camunda.bpm.engine.test.Deployment;
import org.junit.Assert;
import org.junit.Test;
import org.openecomp.mso.bpmn.core.WorkflowException;
import org.openecomp.mso.bpmn.mock.FileUtil;

/**
 * Unit tests for PrepareUpdateAAIVfModule.bpmn.
 */
public class PrepareUpdateAAIVfModuleTest extends WorkflowTest {
	
	/**
	 * Test the happy path through the flow.
	 */
	@Test	
	@Deployment(resources = {
			"subprocess/PrepareUpdateAAIVfModule.bpmn"
		})
	public void happyPath() throws IOException {
		
		logStart();
		
		String prepareUpdateAAIVfModuleRequest = FileUtil.readResourceFile("__files/VfModularity/PrepareUpdateAAIVfModuleRequest.xml"); 
		
		MockGetGenericVnfByIdWithDepth("skask", 1, "VfModularity/GenericVnf.xml");
		MockPutGenericVnf("/skask/vf-modules/vf-module/supercool", "PCRF", 200);
		MockPatchVfModuleId("skask", "supercool");
		
		String businessKey = UUID.randomUUID().toString();
		Map<String, Object> variables = new HashMap<String, Object>();
		variables.put("mso-request-id", "999-99-9999");
		variables.put("isDebugLogEnabled","true");
		variables.put("PrepareUpdateAAIVfModuleRequest", prepareUpdateAAIVfModuleRequest);
		invokeSubProcess("PrepareUpdateAAIVfModule", businessKey, variables);
		
		Assert.assertTrue(isProcessEnded(businessKey));
		String response = (String) getVariableFromHistory(businessKey, "PUAAIVfMod_updateVfModuleResponse");
		Integer responseCode = (Integer) getVariableFromHistory(businessKey, "PUAAIVfMod_updateVfModuleResponseCode");
		System.out.println("Subflow response code: " + responseCode);
		System.out.println("Subflow response: " + response);
		Assert.assertEquals(200, responseCode.intValue());
		String heatStackId = (String) getVariableFromHistory(businessKey, "PUAAIVfMod_heatStackId");
		System.out.println("Ouput heat-stack-id:" + heatStackId);
		Assert.assertEquals("slowburn", heatStackId);
		
		logEnd();
	}
	
	/**
	 * Test the case where the GET to AAI returns a 404.
	 */
	@Test	
	@Deployment(resources = {
			"subprocess/PrepareUpdateAAIVfModule.bpmn"
		})
	public void badGet() throws IOException {
		
		logStart();
		
		String prepareUpdateAAIVfModuleRequest = FileUtil.readResourceFile("__files/VfModularity/PrepareUpdateAAIVfModuleRequest.xml"); 
		MockGetGenericVnfById_404("skask[?]depth=1");
		
		String businessKey = UUID.randomUUID().toString();
		Map<String, Object> variables = new HashMap<String, Object>();		
		variables.put("mso-request-id", "999-99-9999");
		variables.put("isDebugLogEnabled","true");
		variables.put("PrepareUpdateAAIVfModuleRequest", prepareUpdateAAIVfModuleRequest);
		invokeSubProcess("PrepareUpdateAAIVfModule", businessKey, variables);
		
		Assert.assertTrue(isProcessEnded(businessKey));
		String response = (String) getVariableFromHistory(businessKey, "PUAAIVfMod_getVnfResponse");
		Integer responseCode = (Integer) getVariableFromHistory(businessKey, "PUAAIVfMod_getVnfResponseCode");
		WorkflowException workflowException = (WorkflowException) getVariableFromHistory(businessKey, "WorkflowException");
		System.out.println("Subflow response code: " + responseCode);
		System.out.println("Subflow response: " + response);
		Assert.assertEquals(404, responseCode.intValue());
		Assert.assertNotNull(workflowException);
		System.out.println("Subflow WorkflowException error message: " + workflowException.getErrorMessage());
		
		logEnd();
	}
	
	/**
	 * Test the case where the validation of the VF Module fails.
	 */
	@Test	
	@Deployment(resources = {
			"subprocess/PrepareUpdateAAIVfModule.bpmn"
		})
	public void failValidation1() throws IOException {
		
		logStart();
		
		String prepareUpdateAAIVfModuleRequest = FileUtil.readResourceFile("__files/VfModularity/PrepareUpdateAAIVfModuleRequest.xml").replaceFirst("supercool", "lukewarm");
		
		MockGetGenericVnfByIdWithDepth("skask", 1, "VfModularity/GenericVnf.xml");
		
		String businessKey = UUID.randomUUID().toString();
		Map<String, Object> variables = new HashMap<String, Object>();		
		variables.put("mso-request-id", "999-99-9999");
		variables.put("isDebugLogEnabled","true");
		variables.put("PrepareUpdateAAIVfModuleRequest", prepareUpdateAAIVfModuleRequest);
		invokeSubProcess("PrepareUpdateAAIVfModule", businessKey, variables);
		
		WorkflowException workflowException = (WorkflowException) getVariableFromHistory(businessKey, "WorkflowException");
		Assert.assertNotNull(workflowException);
		System.out.println("Subflow WorkflowException error message: " + workflowException.getErrorMessage());
		Assert.assertTrue(workflowException.getErrorMessage().startsWith("VF Module validation error: Orchestration"));
		
		logEnd();
	}
	
	/**
	 * Test the case where the validation of the VF Module fails.
	 */
	@Test	
	@Deployment(resources = {
			"subprocess/PrepareUpdateAAIVfModule.bpmn"
		})
	public void failValidation2() throws IOException {
		
		logStart();
		
		String prepareUpdateAAIVfModuleRequest = FileUtil.readResourceFile("__files/VfModularity/PrepareUpdateAAIVfModuleRequest.xml").replaceFirst("supercool", "notsocool");
		
		MockGetGenericVnfByIdWithDepth("skask", 1, "VfModularity/GenericVnf.xml");		
		
		String businessKey = UUID.randomUUID().toString();
		Map<String, Object> variables = new HashMap<String, Object>();		
		variables.put("mso-request-id", "999-99-9999");
		variables.put("isDebugLogEnabled","true");
		variables.put("PrepareUpdateAAIVfModuleRequest", prepareUpdateAAIVfModuleRequest);
		invokeSubProcess("PrepareUpdateAAIVfModule", businessKey, variables);
			
		WorkflowException workflowException = (WorkflowException) getVariableFromHistory(businessKey, "WorkflowException");
		Assert.assertNotNull(workflowException);
		System.out.println("Subflow WorkflowException error message: " + workflowException.getErrorMessage());
		Assert.assertTrue(workflowException.getErrorMessage().startsWith("VF Module validation error: VF Module"));
		
		logEnd();
	}

	/**
	 * Test the case where the GET to AAI is successful, but the subsequent PUT returns 404.
	 */
	@Test	
	@Deployment(resources = {
			"subprocess/PrepareUpdateAAIVfModule.bpmn"
		})
	public void badPatch() throws IOException {
		
		logStart();
		
		String prepareUpdateAAIVfModuleRequest = FileUtil.readResourceFile("__files/VfModularity/PrepareUpdateAAIVfModuleRequest.xml"); 
		
		MockGetGenericVnfByIdWithDepth("skask", 1, "VfModularity/GenericVnf.xml");
		MockAAIVfModuleBadPatch("/aai/v[0-9]+/network/generic-vnfs/generic-vnf/skask/vf-modules/vf-module/supercool", 404);
		
		String businessKey = UUID.randomUUID().toString();
		Map<String, Object> variables = new HashMap<String, Object>();		
		variables.put("mso-request-id", "999-99-9999");
		variables.put("isDebugLogEnabled","true");
		variables.put("PrepareUpdateAAIVfModuleRequest", prepareUpdateAAIVfModuleRequest);
		invokeSubProcess("PrepareUpdateAAIVfModule", businessKey, variables);
		
		Assert.assertTrue(isProcessEnded(businessKey));
		String response = (String) getVariableFromHistory(businessKey, "PUAAIVfMod_updateVfModuleResponse");
		Integer responseCode = (Integer) getVariableFromHistory(businessKey, "PUAAIVfMod_updateVfModuleResponseCode");
		WorkflowException workflowException = (WorkflowException) getVariableFromHistory(businessKey, "WorkflowException");
		System.out.println("Subflow response code: " + responseCode);
		System.out.println("Subflow response: " + response);
		Assert.assertEquals(404, responseCode.intValue());
		Assert.assertNotNull(workflowException);
		System.out.println("Subflow WorkflowException error message: " + workflowException.getErrorMessage());
		
		logEnd();
	}
}