certServiceClient/src/test/java/org/onap/aaf/certservice/client/httpclient/HttpClientTest.java

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * aaf-certservice-client
   4  * ================================================================================
   5  * Copyright (C) 2020 Nokia. 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.aaf.certservice.client.httpclient;
  22
  23 import org.apache.http.HttpEntity;
  24 import org.apache.http.StatusLine;
  25 import org.apache.http.client.methods.CloseableHttpResponse;
  26 import org.apache.http.client.methods.HttpGet;
  27 import org.apache.http.impl.client.CloseableHttpClient;
  28 import org.junit.jupiter.api.BeforeEach;
  29 import org.junit.jupiter.api.Test;
  30 import org.onap.aaf.certservice.client.httpclient.exception.CertServiceApiResponseException;
  31 import org.onap.aaf.certservice.client.httpclient.exception.HttpClientException;
  32 import org.onap.aaf.certservice.client.httpclient.model.CertServiceResponse;
  33
  34 import java.io.ByteArrayInputStream;
  35 import java.io.IOException;
  36 import java.util.List;
  37
  38 import static java.net.HttpURLConnection.HTTP_BAD_REQUEST;
  39 import static java.net.HttpURLConnection.HTTP_OK;
  40 import static org.assertj.core.api.Assertions.assertThat;
  41 import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
  42 import static org.mockito.Mockito.any;
  43 import static org.mockito.Mockito.mock;
  44 import static org.mockito.Mockito.when;
  45 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.CA_NAME;
  46 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.CORRECT_RESPONSE;
  47 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.CSR;
  48 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.EXPECTED_FIRST_ELEMENT_OF_CERTIFICATE_CHAIN;
  49 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.EXPECTED_FIRST_ELEMENT_OF_TRUSTED_CERTIFICATES;
  50 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.MISSING_PK_RESPONSE;
  51 import static org.onap.aaf.certservice.client.CerServiceRequestTestData.PK;
  52
  53 class HttpClientTest {
  54
  55     private HttpClient httpClient;
  56     private CloseableHttpClient closeableHttpClient;
  57     private HttpEntity httpEntity;
  58     private StatusLine statusLine;
  59     private CloseableHttpResponse httpResponse;
  60
  61     @BeforeEach
  62     void setUp() {
  63
  64         closeableHttpClient = mock(CloseableHttpClient.class);
  65         httpEntity = mock(HttpEntity.class);
  66         statusLine = mock(StatusLine.class);
  67         httpResponse = mock(CloseableHttpResponse.class);
  68
  69         CloseableHttpClientProvider httpClientProvider = mock(CloseableHttpClientProvider.class);
  70
  71         when(httpClientProvider.getClient()).thenReturn(closeableHttpClient);
  72         String testCertServiceAddress = "";
  73         httpClient = new HttpClient(httpClientProvider, testCertServiceAddress);
  74     }
  75
  76     @Test
  77     void shouldReturnCorrectListsOfCertificatedChainsAndTrustedCertificates_WhenRequestDataIsCorrect()
  78             throws Exception {
  79
  80         // given
  81         mockServerResponse(HTTP_OK, CORRECT_RESPONSE);
  82
  83         // when
  84         CertServiceResponse certServiceResponse =
  85                 httpClient.retrieveCertServiceData(CA_NAME, CSR, PK);
  86         List<String> certificateChain = certServiceResponse.getCertificateChain();
  87         List<String> trustedCertificate = certServiceResponse.getTrustedCertificates();
  88
  89         // then
  90         assertThat(certServiceResponse).isNotNull();
  91
  92         final int expectedTwoElements = 2;
  93
  94         assertThat(certificateChain).hasSize(expectedTwoElements);
  95         assertThat(trustedCertificate).hasSize(expectedTwoElements);
  96
  97         assertThat(certificateChain.get(0)).isEqualTo(EXPECTED_FIRST_ELEMENT_OF_CERTIFICATE_CHAIN);
  98         assertThat(trustedCertificate.get(0)).isEqualTo(EXPECTED_FIRST_ELEMENT_OF_TRUSTED_CERTIFICATES);
  99     }
 100
 101     @Test
 102     void shouldThrowCertServiceApiResponseException_WhenPkHeaderIsMissing() throws Exception {
 103
 104         //given
 105         mockServerResponse(HTTP_BAD_REQUEST, MISSING_PK_RESPONSE);
 106
 107         //when //then
 108         assertThatExceptionOfType(CertServiceApiResponseException.class)
 109                 .isThrownBy(()->httpClient.retrieveCertServiceData(CA_NAME, CSR, ""));
 110     }
 111
 112     @Test
 113     void shouldThrowHttpClientException_WhenCannotExecuteRequestToAPI() throws Exception {
 114
 115         //given
 116         when(closeableHttpClient.execute(any(HttpGet.class))).thenThrow(IOException.class);
 117
 118         //when //then
 119         assertThatExceptionOfType(HttpClientException.class)
 120                 .isThrownBy(()->httpClient.retrieveCertServiceData(CA_NAME, CSR, ""));
 121     }
 122
 123     @Test
 124     void shouldThrowHttpClientException_WhenCannotParseResponseToString() throws Exception {
 125
 126         //given
 127         mockServerResponse(HTTP_OK, CORRECT_RESPONSE);
 128         when(httpEntity.getContent()).thenThrow(IOException.class);
 129
 130         //when //then
 131         assertThatExceptionOfType(HttpClientException.class)
 132                 .isThrownBy(()->httpClient.retrieveCertServiceData(CA_NAME, CSR, ""));
 133     }
 134
 135     private void mockServerResponse(int serverCodeResponse, String stringResponse)
 136             throws IOException {
 137         when(statusLine.getStatusCode()).thenReturn(serverCodeResponse);
 138         when(httpResponse.getStatusLine()).thenReturn(statusLine);
 139         when(httpResponse.getEntity()).thenReturn(httpEntity);
 140         when(closeableHttpClient.execute(any(HttpGet.class))).thenReturn(httpResponse);
 141
 142         when(httpEntity.getContent()).thenReturn(new ByteArrayInputStream(stringResponse.getBytes()));
 143     }
 144 }