| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| * |
| */ |
| |
| package org.apache.servicecomb.pack.omega.transport.resttemplate; |
| |
| import static com.seanyinx.github.unit.scaffolding.Randomness.uniquify; |
| import static org.hamcrest.Matchers.contains; |
| import static org.hamcrest.core.Is.is; |
| import static org.junit.Assert.assertThat; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import java.io.IOException; |
| |
| import org.apache.servicecomb.pack.omega.context.IdGenerator; |
| import org.apache.servicecomb.pack.omega.context.OmegaContext; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| import org.mockito.Mockito; |
| import org.springframework.http.HttpHeaders; |
| import org.springframework.http.HttpRequest; |
| import org.springframework.http.client.ClientHttpRequestExecution; |
| import org.springframework.http.client.ClientHttpRequestInterceptor; |
| import org.springframework.http.client.ClientHttpResponse; |
| |
| @SuppressWarnings("unchecked") |
| @RunWith(JUnit4.class) |
| public class TransactionClientHttpRequestInterceptorTest { |
| |
| private final HttpRequest request = mock(HttpRequest.class); |
| |
| private final ClientHttpRequestExecution execution = mock(ClientHttpRequestExecution.class); |
| |
| private final ClientHttpResponse response = mock(ClientHttpResponse.class); |
| |
| private final String globalTxId = uniquify("global tx id"); |
| private final String localTxId = uniquify("local tx id"); |
| private final IdGenerator<String> idGenerator = Mockito.mock(IdGenerator.class); |
| |
| private final OmegaContext omegaContext = new OmegaContext(idGenerator); |
| private final ClientHttpRequestInterceptor clientHttpRequestInterceptor = new TransactionClientHttpRequestInterceptor( |
| omegaContext |
| ); |
| |
| @Before |
| public void setUp() throws Exception { |
| when(idGenerator.nextId()).thenReturn(globalTxId, localTxId); |
| } |
| |
| @Test |
| public void keepHeaderUnchangedIfContextAbsent() throws IOException { |
| when(request.getHeaders()).thenReturn(new HttpHeaders()); |
| |
| when(execution.execute(request, null)).thenReturn(response); |
| |
| clientHttpRequestInterceptor.intercept(request, null, execution); |
| |
| assertThat(request.getHeaders().isEmpty(), is(true)); |
| } |
| |
| @Test |
| public void interceptTransactionIdInHeaderIfContextPresent() throws IOException { |
| omegaContext.setGlobalTxId(globalTxId); |
| omegaContext.setLocalTxId(localTxId); |
| |
| HttpHeaders headers = new HttpHeaders(); |
| when(request.getHeaders()).thenReturn(headers); |
| when(execution.execute(request, null)).thenReturn(response); |
| |
| clientHttpRequestInterceptor.intercept(request, null, execution); |
| |
| assertThat(request.getHeaders().get(OmegaContext.GLOBAL_TX_ID_KEY), contains(globalTxId)); |
| assertThat(request.getHeaders().get(OmegaContext.LOCAL_TX_ID_KEY), contains(localTxId)); |
| } |
| } |