policy-agent/src/test/java/org/oransc/policyagent/clients/AsyncRestClientTest.java

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2020 Nordix Foundation
   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.oransc.policyagent.clients;
  22
  23 import io.netty.util.internal.logging.InternalLoggerFactory;
  24 import io.netty.util.internal.logging.JdkLoggerFactory;
  25
  26 import java.io.IOException;
  27
  28 import okhttp3.mockwebserver.MockResponse;
  29 import okhttp3.mockwebserver.MockWebServer;
  30
  31 import org.junit.jupiter.api.AfterAll;
  32 import org.junit.jupiter.api.BeforeAll;
  33 import org.junit.jupiter.api.Test;
  34 import org.springframework.http.HttpHeaders;
  35 import org.springframework.http.MediaType;
  36 import org.springframework.web.reactive.function.client.WebClientResponseException;
  37
  38 import reactor.core.publisher.Mono;
  39 import reactor.test.StepVerifier;
  40 import reactor.util.Loggers;
  41
  42 class AsyncRestClientTest {
  43     private static final String BASE_URL = "BaseUrl";
  44     private static final String REQUEST_URL = "/test";
  45     private static final String USERNAME = "username";
  46     private static final String PASSWORD = "password";
  47     private static final String TEST_JSON = "{\"type\":\"type1\"}";
  48     private static final int SUCCESS_CODE = 200;
  49     private static final int ERROR_CODE = 500;
  50
  51     private static MockWebServer mockWebServer;
  52
  53     private static AsyncRestClient clientUnderTest;
  54
  55     @BeforeAll
  56     static void init() {
  57         // skip a lot of unnecessary logs from MockWebServer
  58         InternalLoggerFactory.setDefaultFactory(JdkLoggerFactory.INSTANCE);
  59         Loggers.useJdkLoggers();
  60         mockWebServer = new MockWebServer();
  61         clientUnderTest = new AsyncRestClient(mockWebServer.url(BASE_URL).toString());
  62     }
  63
  64     @AfterAll
  65     static void tearDown() throws IOException {
  66         mockWebServer.shutdown();
  67     }
  68
  69     @Test
  70     void testGetNoError() {
  71         mockWebServer.enqueue(new MockResponse().setResponseCode(SUCCESS_CODE) //
  72             .setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE) //
  73             .setBody(TEST_JSON));
  74
  75         Mono<String> returnedMono = clientUnderTest.get(REQUEST_URL);
  76         StepVerifier.create(returnedMono).expectNext(TEST_JSON).expectComplete().verify();
  77     }
  78
  79     @Test
  80     void testGetError() {
  81         mockWebServer.enqueue(new MockResponse().setResponseCode(ERROR_CODE));
  82
  83         Mono<String> returnedMono = clientUnderTest.get(REQUEST_URL);
  84         StepVerifier.create(returnedMono)
  85             .expectErrorMatches(throwable -> throwable instanceof WebClientResponseException).verify();
  86     }
  87
  88     @Test
  89     void testPutNoError() {
  90         mockWebServer.enqueue(new MockResponse().setResponseCode(SUCCESS_CODE) //
  91             .setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE) //
  92             .setBody(TEST_JSON));
  93
  94         Mono<String> returnedMono = clientUnderTest.put(REQUEST_URL, TEST_JSON);
  95         StepVerifier.create(returnedMono).expectNext(TEST_JSON).expectComplete().verify();
  96     }
  97
  98     @Test
  99     void testPutError() {
 100         mockWebServer.enqueue(new MockResponse().setResponseCode(ERROR_CODE));
 101
 102         Mono<String> returnedMono = clientUnderTest.put(REQUEST_URL, TEST_JSON);
 103         StepVerifier.create(returnedMono)
 104             .expectErrorMatches(throwable -> throwable instanceof WebClientResponseException).verify();
 105     }
 106
 107     @Test
 108     void testDeleteNoError() {
 109         mockWebServer.enqueue(new MockResponse().setResponseCode(SUCCESS_CODE));
 110
 111         Mono<String> returnedMono = clientUnderTest.delete(REQUEST_URL);
 112         StepVerifier.create(returnedMono).expectNext("").expectComplete().verify();
 113     }
 114
 115     @Test
 116     void testDeleteError() {
 117         mockWebServer.enqueue(new MockResponse().setResponseCode(ERROR_CODE));
 118
 119         Mono<String> returnedMono = clientUnderTest.delete(REQUEST_URL);
 120         StepVerifier.create(returnedMono)
 121             .expectErrorMatches(throwable -> throwable instanceof WebClientResponseException).verify();
 122     }
 123
 124     @Test
 125     void testPostNoError() {
 126         mockWebServer.enqueue(new MockResponse().setResponseCode(SUCCESS_CODE) //
 127             .setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE) //
 128             .setBody(TEST_JSON));
 129
 130         Mono<String> returnedMono = clientUnderTest.post(REQUEST_URL, TEST_JSON);
 131         StepVerifier.create(returnedMono).expectNext(TEST_JSON).expectComplete().verify();
 132     }
 133
 134     @Test
 135     void testPostError() {
 136         mockWebServer.enqueue(new MockResponse().setResponseCode(ERROR_CODE));
 137
 138         Mono<String> returnedMono = clientUnderTest.post(REQUEST_URL, TEST_JSON);
 139         StepVerifier.create(returnedMono)
 140             .expectErrorMatches(throwable -> throwable instanceof WebClientResponseException).verify();
 141     }
 142
 143     @Test
 144     void testPostWithAuthHeaderNoError() {
 145         mockWebServer.enqueue(new MockResponse().setResponseCode(SUCCESS_CODE) //
 146             .setHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE) //
 147             .setBody(TEST_JSON));
 148
 149         Mono<String> returnedMono = clientUnderTest.postWithAuthHeader(REQUEST_URL, TEST_JSON, USERNAME, PASSWORD);
 150         StepVerifier.create(returnedMono).expectNext(TEST_JSON).expectComplete().verify();
 151     }
 152
 153     @Test
 154     void testPostWithAuthHeaderError() {
 155         mockWebServer.enqueue(new MockResponse().setResponseCode(ERROR_CODE));
 156
 157         Mono<String> returnedMono = clientUnderTest.postWithAuthHeader(REQUEST_URL, TEST_JSON, USERNAME, PASSWORD);
 158         StepVerifier.create(returnedMono)
 159             .expectErrorMatches(throwable -> throwable instanceof WebClientResponseException).verify();
 160     }
 161 }