mso-api-handlers/mso-api-handler-common/src/test/java/org/onap/so/apihandler/common/CamundaTaskClientTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.apihandler.common;
  22
  23 import static org.assertj.core.api.Assertions.assertThat;
  24 import static org.mockito.Matchers.eq;
  25 import static org.mockito.Mockito.mock;
  26 import static org.mockito.Mockito.verify;
  27 import static org.mockito.Mockito.when;
  28
  29 import java.io.BufferedReader;
  30 import java.io.IOException;
  31 import java.io.InputStreamReader;
  32
  33 import org.apache.http.HttpEntity;
  34 import org.apache.http.client.HttpClient;
  35 import org.apache.http.client.methods.HttpGet;
  36 import org.apache.http.client.methods.HttpPost;
  37 import org.apache.http.client.methods.HttpRequestBase;
  38 import org.junit.Before;
  39 import org.junit.Test;
  40 import org.junit.runner.RunWith;
  41 import org.mockito.ArgumentCaptor;
  42 import org.mockito.Mock;
  43 import org.mockito.runners.MockitoJUnitRunner;
  44 import org.onap.so.apihandler.common.CamundaTaskClient;
  45 import org.onap.so.apihandler.common.CommonConstants;
  46 import org.onap.so.apihandler.common.RequestClientParameter;
  47 import org.springframework.core.env.Environment;
  48
  49 @RunWith(MockitoJUnitRunner.class)
  50 public class CamundaTaskClientTest {
  51
  52         @Mock
  53         private Environment env;
  54     private CamundaTaskClient testedObject = new CamundaTaskClient();
  55     private HttpClient httpClientMock;
  56     private static final String JSON_REQUEST = "{\"value1\": \"aaa\",\"value2\": \"bbb\"}";
  57     private static final String URL_SCHEMA = "http";
  58     private static final String HOST = "testhost";
  59     private static final int PORT = 1234;
  60     private static final String URL_PATH = "/requestMethodSuccessful";
  61     private static final String URL = URL_SCHEMA + "://" + HOST + ":" + PORT + URL_PATH;
  62     private static final String AUTHORIZATION_HEADER_NAME = "Authorization";
  63
  64     @Before
  65     public void init() {
  66         when(env.getProperty(eq(CommonConstants.CAMUNDA_AUTH))).thenReturn("");
  67         testedObject = new CamundaTaskClient();
  68         httpClientMock = mock(HttpClient.class);
  69         testedObject.setClient(httpClientMock);
  70         testedObject.setUrl(URL);
  71     }
  72
  73     @Test
  74     public void postMethodSuccessful() throws IOException {
  75         ArgumentCaptor<HttpPost> httpPostCaptor = ArgumentCaptor.forClass(HttpPost.class);
  76         testedObject.post(JSON_REQUEST);
  77         verify(httpClientMock).execute(httpPostCaptor.capture());
  78         checkUri(httpPostCaptor.getValue());
  79         assertThat(httpPostCaptor.getValue().getEntity().getContentType().getValue()).
  80                 isEqualTo(CommonConstants.CONTENT_TYPE_JSON);
  81         assertThat(getJsonFromEntity(httpPostCaptor.getValue().getEntity())).isEqualTo(JSON_REQUEST);
  82     }
  83
  84     @Test
  85     public void postMethodSuccessfulWithCredentials() throws IOException {
  86         ArgumentCaptor<HttpPost> httpPostCaptor = ArgumentCaptor.forClass(HttpPost.class);
  87         testedObject.setProps(env);
  88         testedObject.post(JSON_REQUEST);
  89         verify(httpClientMock).execute(httpPostCaptor.capture());
  90         assertThat(httpPostCaptor.getValue().getHeaders(AUTHORIZATION_HEADER_NAME)).isNotEmpty();
  91     }
  92
  93     @Test
  94     public void getMethodSuccessful() throws IOException {
  95         ArgumentCaptor<HttpGet> httpGetCaptor = ArgumentCaptor.forClass(HttpGet.class);
  96         testedObject.get();
  97         verify(httpClientMock).execute(httpGetCaptor.capture());
  98         checkUri(httpGetCaptor.getValue());
  99     }
 100
 101     @Test
 102     public void getMethodSuccessfulWithCredentials() throws IOException {
 103         ArgumentCaptor<HttpGet> httpGetCaptor = ArgumentCaptor.forClass(HttpGet.class);
 104         testedObject.setUrl(URL);
 105         testedObject.setProps(env);
 106         testedObject.get();
 107         verify(httpClientMock).execute(httpGetCaptor.capture());
 108         assertThat(httpGetCaptor.getValue().getHeaders(AUTHORIZATION_HEADER_NAME)).isNotEmpty();
 109     }
 110
 111     @Test(expected = UnsupportedOperationException.class)
 112     public void postMethodUnsupported() {
 113         testedObject.post("", "", "", "", "", "");
 114     }
 115
 116     @Test(expected = UnsupportedOperationException.class)
 117     public void postMethodUnsupported2() {
 118         testedObject.post(new RequestClientParameter.Builder().build());
 119     }
 120
 121     private void checkUri(HttpRequestBase httpRequestBase) {
 122         assertThat(httpRequestBase.getURI().getScheme()).isEqualTo(URL_SCHEMA);
 123         assertThat(httpRequestBase.getURI().getHost()).isEqualTo(HOST);
 124         assertThat(httpRequestBase.getURI().getPort()).isEqualTo(PORT);
 125         assertThat(httpRequestBase.getURI().getPath()).isEqualTo(URL_PATH);
 126     }
 127
 128     private String getJsonFromEntity(HttpEntity httpEntity) throws IOException {
 129         BufferedReader rd = new BufferedReader(
 130                 new InputStreamReader(httpEntity.getContent()));
 131         StringBuilder result = new StringBuilder();
 132         String line;
 133         while ((line = rd.readLine()) != null) {
 134             result.append(line);
 135         }
 136         return result.toString();
 137     }
 138
 139 }