openstack-swift/src/test/java/org/jclouds/openstack/swift/v1/internal/BaseSwiftMockTest.java

/*
 * 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.jclouds.openstack.swift.v1.internal;

import static com.google.common.util.concurrent.MoreExecutors.sameThreadExecutor;
import static org.jclouds.Constants.PROPERTY_MAX_RETRIES;

import java.io.IOException;
import java.net.URL;
import java.util.Properties;
import java.util.Set;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;

import org.jclouds.ContextBuilder;
import org.jclouds.concurrent.config.ExecutorServiceModule;
import org.jclouds.openstack.swift.v1.SwiftApi;

import com.google.common.collect.ImmutableSet;
import com.google.inject.Module;
import com.squareup.okhttp.mockwebserver.MockResponse;
import com.squareup.okhttp.mockwebserver.MockWebServer;
import com.squareup.okhttp.mockwebserver.QueueDispatcher;
import com.squareup.okhttp.mockwebserver.RecordedRequest;

/**
 * @author Jeremy Daggett
 */
public class BaseSwiftMockTest {

   public static String access = "{\"access\":{\"token\":{\"id\":\"b84f4a37-5126-4603-9521-ccd0665fbde1\",\"expires\":\"2013-04-13T16:49:57.000-05:00\",\"tenant\":{\"id\":\"123123\",\"name\":\"123123\"}},\"serviceCatalog\":[{\"endpoints\":[{\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"}],\"name\":\"cloudMonitoring\",\"type\":\"rax:monitor\"},{\"endpoints\":[{\"region\":\"DFW\",\"tenantId\":\"MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\",\"publicURL\":\"URL/v1/MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\"},{\"region\":\"ORD\",\"tenantId\":\"MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\",\"publicURL\":\"URL/v1/MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\"}],\"name\":\"cloudFilesCDN\",\"type\":\"rax:object-cdn\"},{\"endpoints\":[{\"region\":\"ORD\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"},{\"region\":\"DFW\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"}],\"name\":\"cloudLoadBalancers\",\"type\":\"rax:load-balancer\"},{\"endpoints\":[{\"region\":\"DFW\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"},{\"region\":\"ORD\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"}],\"name\":\"cloudDatabases\",\"type\":\"rax:database\"},{\"endpoints\":[{\"region\":\"DFW\",\"tenantId\":\"MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\",\"publicURL\":\"URL/v1/MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\",\"internalURL\":\"URL/v1/MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\"},{\"region\":\"ORD\",\"tenantId\":\"MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\",\"publicURL\":\"URL/v1/MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\",\"internalURL\":\"URL/v1/MossoCloudFS_5bcf396e-39dd-45ff-93a1-712b9aba90a9\"}],\"name\":\"cloudFiles\",\"type\":\"object-store\"},{\"endpoints\":[{\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\",\"versionInfo\":\"URL/v1.0\",\"versionList\":\"URL/\",\"versionId\":\"1.0\"}],\"name\":\"cloudServers\",\"type\":\"compute\"},{\"endpoints\":[{\"region\":\"DFW\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v2/123123\",\"versionInfo\":\"URL/v2\",\"versionList\":\"URL/\",\"versionId\":\"2\"},{\"region\":\"ORD\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v2/123123\",\"versionInfo\":\"URL/v2\",\"versionList\":\"URL/\",\"versionId\":\"2\"}],\"name\":\"cloudServersOpenStack\",\"type\":\"compute\"},{\"endpoints\":[{\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"}],\"name\":\"cloudDNS\",\"type\":\"rax:dns\"},{\"endpoints\":[{\"tenantId\":\"123123\",\"publicURL\":\"URL/v1.0/123123\"}],\"name\":\"cloudBackup\",\"type\":\"rax:backup\"},{\"endpoints\":[{\"region\":\"DFW\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v1/123123\"},{\"region\":\"ORD\",\"tenantId\":\"123123\",\"publicURL\":\"URL/v1/123123\"}],\"name\":\"cloudBlockStorage\",\"type\":\"volume\"}],\"user\":{\"id\":\"1234\",\"roles\":[{\"id\":\"3\",\"description\":\"User Admin Role.\",\"name\":\"identity:user-admin\"}],\"name\":\"jclouds-joe\",\"RAX-AUTH:defaultRegion\":\"DFW\"}}}";

   public static SwiftApi swiftApi(String uri, Properties overrides) {
      overrides.setProperty(PROPERTY_MAX_RETRIES, "1");

      return ContextBuilder.newBuilder("openstack-swift") //
            .credentials("jclouds:joe", "letmein") //
            .endpoint(uri) //
            .overrides(overrides) //
            .modules(modules) //
            .buildApi(SwiftApi.class);
   }

   public static SwiftApi swiftApi(String uri) {
      return swiftApi(uri, new Properties());
   }

   private static final Set<Module> modules = ImmutableSet.<Module> of(new ExecutorServiceModule(sameThreadExecutor(),
         sameThreadExecutor()));

   public static MockWebServer mockSwiftServer() throws IOException {
      MockWebServer server = new MockWebServer();
      server.play();
      URL url = server.getUrl("");
      server.setDispatcher(getURLReplacingQueueDispatcher(url));
      return server;
   }

   /**
    * there's no built-in way to defer evaluation of a response header, hence
    * this method, which allows us to send back links to the mock server.
    */
   public static QueueDispatcher getURLReplacingQueueDispatcher(final URL url) {
      final QueueDispatcher dispatcher = new QueueDispatcher() {
         protected final BlockingQueue<MockResponse> responseQueue = new LinkedBlockingQueue<MockResponse>();

         @Override
         public MockResponse dispatch(RecordedRequest request) throws InterruptedException {
            MockResponse response = responseQueue.take();
            if (response.getBody() != null) {
               String newBody = new String(response.getBody()).replace(":\"URL", ":\"" + url.toString());
               response = response.setBody(newBody);
            }
            return response;
         }

         @Override
         public void enqueueResponse(MockResponse response) {
            responseQueue.add(response);
         }
      };

      return dispatcher;
   }
}