/*******************************************************************************
 *  ============LICENSE_START=======================================================
 *  slice-analysis-ms
 *  ================================================================================
 *   Copyright (C) 2020 Wipro Limited.
 *   ==============================================================================
 *     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.onap.slice.analysis.ms.restclients;


import static org.junit.Assert.assertEquals;

import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.onap.slice.analysis.ms.utils.BeanUtil;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PowerMockIgnore;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.modules.junit4.PowerMockRunnerDelegate;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.core.ParameterizedTypeReference;
import org.springframework.http.ResponseEntity;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.web.client.RestTemplate;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;



@RunWith(PowerMockRunner.class)
@PowerMockIgnore({"com.sun.org.apache.xerces.*", "javax.xml.*", "org.xml.*", "javax.management.*"})
@PowerMockRunnerDelegate(SpringRunner.class)
@PrepareForTest({ BeanUtil.class })
@SpringBootTest(classes = RestClient.class)
public class RestClientTest {

	
	@Mock
	RestTemplate restTemplate;

	
	@InjectMocks
	RestClient restclient;
	

	@SuppressWarnings({ "static-access", "unchecked", "rawtypes" })
	@Test
	public void sendGetRequestTest() {
	
		PowerMockito.mockStatic(BeanUtil.class);
		PowerMockito.when(BeanUtil.getBean(Mockito.any())).thenReturn(restTemplate);
		 ParameterizedTypeReference<Map<String,Integer>> responseType = null;
	       HttpHeaders headers = new HttpHeaders();
	       headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
	       headers.setContentType(MediaType.APPLICATION_JSON);
		HttpEntity<Object> requestEntity = new HttpEntity<>( headers);
		Map<String, Integer> responsemap=new HashMap<>();
		responsemap.put("dLThptPerSlice", 1);
		responsemap.put("uLThptPerSlice", 2);
		String requestUrl="";
		PowerMockito.when(restTemplate.exchange(requestUrl, HttpMethod.GET,requestEntity,responseType)).thenReturn(ResponseEntity.ok(responsemap));
		 ResponseEntity<Map<String,Integer>> resp = restclient.sendGetRequest(headers, requestUrl, responseType);
		assertEquals(resp.getBody(),responsemap);	
	}
	
	@SuppressWarnings({ "static-access", "unchecked", "rawtypes" })
	@Test
	public void sendPostRequestTest() { 
       PowerMockito.mockStatic(BeanUtil.class);
       PowerMockito.when(BeanUtil.getBean(RestTemplate.class)).thenReturn(restTemplate);
       ParameterizedTypeReference<String> responseType = null;
       HttpHeaders headers = new HttpHeaders();
       headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
       headers.setContentType(MediaType.APPLICATION_JSON);
       String requestUrl = "Url"; String requestBody = null;  
       HttpEntity<Object> requestEntity = new HttpEntity<>(requestBody, headers);
       PowerMockito.when(restTemplate.exchange(requestUrl, HttpMethod.POST,requestEntity,responseType)).thenReturn(new ResponseEntity(HttpStatus.OK)); 
       ResponseEntity<String> resp = restclient.sendPostRequest(headers, requestUrl, requestBody,responseType);
       assertEquals(resp.getStatusCode(), HttpStatus.OK);  
	}
	
	@Test
	public void sendPostRequestTest2() { 
       ParameterizedTypeReference<String> responseType = null;
       HttpHeaders headers = new HttpHeaders();
       headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
       headers.setContentType(MediaType.APPLICATION_JSON);
       String requestUrl = "Url"; String requestBody = null;  
       HttpEntity<Object> requestEntity = new HttpEntity<>(requestBody, headers);
       PowerMockito.when(restTemplate.exchange(requestUrl, HttpMethod.POST,requestEntity,responseType)).thenReturn(new ResponseEntity(HttpStatus.NOT_FOUND));        
       ResponseEntity<String> resp = restclient.sendPostRequest(headers, requestUrl, requestBody,responseType);
       assertEquals(resp.getStatusCode(), HttpStatus.NOT_FOUND);  
	}  
	
	
}