/*
* Copyright 2014 Netflix, Inc.
*
* 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.
*/
package io.reactivex.netty.contexts.http;
import com.netflix.server.context.ContextSerializationException;
import io.netty.handler.codec.http.DefaultHttpRequest;
import io.netty.handler.codec.http.DefaultHttpResponse;
import io.netty.handler.codec.http.HttpMethod;
import io.netty.handler.codec.http.HttpResponse;
import io.netty.handler.codec.http.HttpResponseStatus;
import io.netty.handler.codec.http.HttpVersion;
import io.reactivex.netty.contexts.BidirectionalTestContext;
import io.reactivex.netty.contexts.BidirectionalTestContextSerializer;
import io.reactivex.netty.contexts.ContextAttributeStorageHelper;
import io.reactivex.netty.contexts.ContextKeySupplier;
import io.reactivex.netty.contexts.ContextsContainer;
import io.reactivex.netty.contexts.ContextsContainerImpl;
import io.reactivex.netty.contexts.RxContexts;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
/**
* @author Nitesh Kant
*/
public class ClientHandlerTest {
public static final String CTX_1_NAME = "ctx1";
public static final BidirectionalTestContext CTX_1_VAL = new BidirectionalTestContext(CTX_1_NAME);
@Before
public void setUp() throws Exception {
System.err.print(">>>> ClientHandlerTest.setUp()");
RxContexts.DEFAULT_CORRELATOR.dumpThreadState(System.err);
}
@After
public void tearDown() throws Exception {
System.err.print(">>>> ClientHandlerTest.tearDown()");
RxContexts.DEFAULT_CORRELATOR.dumpThreadState(System.err);
}
@Test
public void testRequest() throws Exception {
HandlerHolder holder = new HandlerHolder(false, "ClientHandlerTest.testRequest");
sendRequestAndAssert(holder);
}
@Test
public void testResponse() throws Exception {
HandlerHolder holder = new HandlerHolder(false, "ClientHandlerTest.testResponse");
sendRequestAndAssert(holder);
HttpResponse response = createResponseWithCtxHeaders(holder);
holder.handler.channelRead(holder.ctx, response);
ContextsContainer container = ContextAttributeStorageHelper.getContainer(holder.ctx, holder.requestId);
Assert.assertEquals("Context not available in client response", CTX_1_VAL, container.getContext(CTX_1_NAME));
}
private static DefaultHttpResponse createResponseWithCtxHeaders(HandlerHolder holder)
throws ContextSerializationException {
DefaultHttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
holder.addSerializedContext(response, CTX_1_NAME, CTX_1_VAL, new BidirectionalTestContextSerializer());
return response;
}
private static void sendRequestAndAssert(HandlerHolder holder) throws Exception {
holder.correlator.onNewServerRequest(holder.requestId, new ContextsContainerImpl(holder.keySupplier));
try {
DefaultHttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "");
holder.addSerializedContext(request, CTX_1_NAME, CTX_1_VAL, new BidirectionalTestContextSerializer());
holder.handler.write(holder.ctx, request, holder.ctx.newPromise());
Assert.assertNotNull("Context container not set after request sent.",
ContextAttributeStorageHelper.getContainer(holder.ctx, holder.requestId));
ContextKeySupplier supplier = new HttpContextKeySupplier(request.headers());
ContextsContainer container = new ContextsContainerImpl(supplier);
Assert.assertEquals("Context not available in the container.", CTX_1_VAL, container.getContext(CTX_1_NAME));
Assert.assertEquals("Request Id header not added.", holder.getRequestId(),
request.headers().get(holder.getProvider().getRequestIdContextKeyName()));
} finally {
holder.correlator.onServerProcessingEnd(holder.requestId);
System.err.println("Sent server processing end callback to correlator.");
RxContexts.DEFAULT_CORRELATOR.dumpThreadState(System.err);
}
}
}