apis/ec2/src/test/java/org/jclouds/ec2/services/AvailabilityZoneAndRegionAsyncClientTest.java

/**
 * Licensed to jclouds, Inc. (jclouds) under one or more
 * contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  jclouds 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.ec2.services;

import static org.jclouds.ec2.options.DescribeAvailabilityZonesOptions.Builder.availabilityZones;
import static org.jclouds.ec2.options.DescribeRegionsOptions.Builder.regions;

import java.io.IOException;
import java.lang.reflect.Array;
import java.lang.reflect.Method;

import org.jclouds.aws.domain.Region;
import org.jclouds.ec2.options.DescribeAvailabilityZonesOptions;
import org.jclouds.ec2.options.DescribeRegionsOptions;
import org.jclouds.ec2.xml.DescribeAvailabilityZonesResponseHandler;
import org.jclouds.ec2.xml.DescribeRegionsResponseHandler;
import org.jclouds.http.HttpRequest;
import org.jclouds.http.functions.ParseSax;
import org.jclouds.rest.functions.ReturnEmptySetOnNotFoundOr404;
import org.jclouds.rest.internal.RestAnnotationProcessor;
import org.testng.annotations.Test;

import com.google.inject.TypeLiteral;

/**
 * Tests behavior of {@code AvailabilityZoneAndRegionAsyncClient}
 * 
 * @author Adrian Cole
 */
// NOTE:without testName, this will not call @Before* and fail w/NPE during surefire
@Test(groups = "unit", testName = "AvailabilityZoneAndRegionAsyncClientTest")
public class AvailabilityZoneAndRegionAsyncClientTest extends
      BaseEC2AsyncClientTest<AvailabilityZoneAndRegionAsyncClient> {

   public void testDescribeAvailabilityZones() throws SecurityException, NoSuchMethodException, IOException {
      Method method = AvailabilityZoneAndRegionAsyncClient.class.getMethod("describeAvailabilityZonesInRegion",
            String.class, Array.newInstance(DescribeAvailabilityZonesOptions.class, 0).getClass());
      HttpRequest request = processor.createRequest(method, Region.US_WEST_1);

      assertRequestLineEquals(request, "POST https://ec2.us-west-1.amazonaws.com/ HTTP/1.1");
      assertNonPayloadHeadersEqual(request, "Host: ec2.us-west-1.amazonaws.com\n");
      assertPayloadEquals(request, "Action=DescribeAvailabilityZones",
            "application/x-www-form-urlencoded", false);

      assertResponseParserClassEquals(method, request, ParseSax.class);
      assertSaxResponseParserClassEquals(method, DescribeAvailabilityZonesResponseHandler.class);
      assertExceptionParserClassEquals(method, ReturnEmptySetOnNotFoundOr404.class);

      checkFilters(request);
   }

   public void testDescribeAvailabilityZonesOptions() throws SecurityException, NoSuchMethodException, IOException {
      Method method = AvailabilityZoneAndRegionAsyncClient.class.getMethod("describeAvailabilityZonesInRegion",
            String.class, Array.newInstance(DescribeAvailabilityZonesOptions.class, 0).getClass());
      HttpRequest request = processor.createRequest(method, "us-east-1", availabilityZones("us-east-1a", "us-east-1b"));

      assertRequestLineEquals(request, "POST https://ec2.us-east-1.amazonaws.com/ HTTP/1.1");
      assertNonPayloadHeadersEqual(request, "Host: ec2.us-east-1.amazonaws.com\n");
      assertPayloadEquals(request,
            "Action=DescribeAvailabilityZones&ZoneName.1=us-east-1a&ZoneName.2=us-east-1b",
            "application/x-www-form-urlencoded", false);

      assertResponseParserClassEquals(method, request, ParseSax.class);
      assertSaxResponseParserClassEquals(method, DescribeAvailabilityZonesResponseHandler.class);
      assertExceptionParserClassEquals(method, ReturnEmptySetOnNotFoundOr404.class);

      checkFilters(request);
   }

   public void testDescribeRegions() throws SecurityException, NoSuchMethodException, IOException {
      Method method = AvailabilityZoneAndRegionAsyncClient.class.getMethod("describeRegions",
            Array.newInstance(DescribeRegionsOptions.class, 0).getClass());
      HttpRequest request = processor.createRequest(method);

      assertRequestLineEquals(request, "POST https://ec2.us-east-1.amazonaws.com/ HTTP/1.1");
      assertNonPayloadHeadersEqual(request, "Host: ec2.us-east-1.amazonaws.com\n");
      assertPayloadEquals(request, "Action=DescribeRegions", "application/x-www-form-urlencoded",
            false);

      assertResponseParserClassEquals(method, request, ParseSax.class);
      assertSaxResponseParserClassEquals(method, DescribeRegionsResponseHandler.class);
      assertExceptionParserClassEquals(method, null);

      checkFilters(request);
   }

   public void testDescribeRegionsOptions() throws SecurityException, NoSuchMethodException, IOException {
      Method method = AvailabilityZoneAndRegionAsyncClient.class.getMethod("describeRegions",
            Array.newInstance(DescribeRegionsOptions.class, 0).getClass());
      HttpRequest request = processor.createRequest(method, regions(Region.US_EAST_1, Region.US_WEST_1));

      assertRequestLineEquals(request, "POST https://ec2.us-east-1.amazonaws.com/ HTTP/1.1");
      assertNonPayloadHeadersEqual(request, "Host: ec2.us-east-1.amazonaws.com\n");
      assertPayloadEquals(request,
            "Action=DescribeRegions&RegionName.1=us-east-1&RegionName.2=us-west-1",
            "application/x-www-form-urlencoded", false);

      assertResponseParserClassEquals(method, request, ParseSax.class);
      assertSaxResponseParserClassEquals(method, DescribeRegionsResponseHandler.class);
      assertExceptionParserClassEquals(method, null);

      checkFilters(request);
   }

   @Override
   protected TypeLiteral<RestAnnotationProcessor<AvailabilityZoneAndRegionAsyncClient>> createTypeLiteral() {
      return new TypeLiteral<RestAnnotationProcessor<AvailabilityZoneAndRegionAsyncClient>>() {
      };
   }

}