/**
 * Copyright 2017 ZTE Corporation.
 * <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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.
 */
package org.onap.workflow.externalservice.service.activitiservice;

import com.google.gson.Gson;
import org.apache.http.HttpEntity;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.onap.workflow.WorkflowAppConfig;
import org.onap.workflow.common.Config;
import org.onap.workflow.common.RestClient;
import org.onap.workflow.common.RestResponse;
import org.onap.workflow.entity.MsbClientConfig;
import org.onap.workflow.externalservice.entity.activitientitiy.ActivitiDeployResponse;
import org.onap.workflow.externalservice.entity.activitientitiy.ActivitiStartProcessRequest;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;

import java.io.IOException;
import java.io.InputStream;

import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Matchers.*;
import static org.mockito.Mockito.mock;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
import static org.powermock.api.mockito.PowerMockito.when;

@PrepareForTest({RestClient.class, Config.class})
@RunWith(PowerMockRunner.class)
public class ActivitiServiceConsumerTest {

  @Before
  public void setUp() throws Exception {
    mockStatic(RestClient.class);
  }

  @Test
  public void undeploybpmnfile() throws Exception {

    RestResponse restResponse = mock(RestResponse.class);
    when(RestClient.post(anyString(), any(Integer.class), anyString()))
        .thenReturn(restResponse);

    RestResponse response = ActivitiServiceConsumer.undeploybpmnfile("22");

    assertThat(response, is(restResponse));
  }

  @Test
  public void startBpmnProcess() throws Exception {
    RestResponse restResponse = mock(RestResponse.class);
    when(RestClient.post(anyString(), any(Integer.class), anyString(),
        any(ActivitiStartProcessRequest.class)))
        .thenReturn(restResponse);

    RestResponse response = ActivitiServiceConsumer.startBpmnProcess(
        mock(ActivitiStartProcessRequest.class));

    assertThat(response, is(restResponse));
  }

  @Test
  public void testDeleteDeployProcess() throws Exception {
    RestResponse restResponse = mock(RestResponse.class);
    when(RestClient.post(anyString(), any(Integer.class), anyString()))
        .thenReturn(restResponse);

    RestResponse response = ActivitiServiceConsumer.deleteDeployProcess("22");

    assertThat(response, is(restResponse));
  }

  @Test
  public void testDeleteDeployProcessReturnNull() throws Exception {
    when(RestClient.post(anyString(), any(Integer.class), anyString()))
        .thenThrow(new IOException());

    RestResponse response = ActivitiServiceConsumer.deleteDeployProcess("22");

    assertThat(response, is((RestResponse) null));
  }

  @Test
  public void testStartProcessShouldReturnResponse() throws Exception {
    RestResponse restResponse = mock(RestResponse.class);
    when(RestClient.post(anyString(), any(Integer.class), anyString(),
        any(ActivitiStartProcessRequest.class)))
        .thenReturn(restResponse);

    RestResponse response = ActivitiServiceConsumer.startProcess(
        mock(ActivitiStartProcessRequest.class));

    assertThat(response, is(restResponse));
  }

  @Test
  public void testStartProcessShouldReturnNull() throws Exception {
    when(RestClient.post(anyString(), any(Integer.class), anyString(),
        any(ActivitiStartProcessRequest.class)))
        .thenThrow(new IOException());

    RestResponse response = ActivitiServiceConsumer.startProcess(
        mock(ActivitiStartProcessRequest.class));

    assertThat(response, is((RestResponse) null));
  }

  @Test
  public void deploybpmnfile() throws Exception {
    mockStatic(Config.class);
    WorkflowAppConfig workflowAppConfig = mock(WorkflowAppConfig.class);
    MsbClientConfig msbClientConfig = new MsbClientConfig();
    msbClientConfig.setMsbSvrPort(2);
    msbClientConfig.setMsbSvrIp("127.0.0.1");

    when(workflowAppConfig.getMsbClientConfig()).thenReturn(msbClientConfig);
    when(Config.getWorkflowAppConfig()).thenReturn(workflowAppConfig);

    RestResponse restResponse = mock(RestResponse.class);

    ActivitiDeployResponse activitiDeployResponse = new ActivitiDeployResponse();
    activitiDeployResponse.setId("2");
    activitiDeployResponse.setUrl("xxxx");
    activitiDeployResponse.setDeploymentTime("22");

    when(restResponse.getStatusCode()).thenReturn(200);
    when(restResponse.getResult()).thenReturn(new Gson().toJson(activitiDeployResponse));
    when(RestClient.post(anyString(), anyInt(), anyString(),
        any(HttpEntity.class)))
        .thenReturn(restResponse);

    InputStream ins = mock(InputStream.class);
    ActivitiDeployResponse result = ActivitiServiceConsumer.deploybpmnfile(ins, "result");

    assertThat(result.getId(), is(activitiDeployResponse.getId()));
  }

}