/*
* 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.ec2.compute.functions;
import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
import static org.testng.Assert.assertEquals;
import java.util.Set;
import org.jclouds.ec2.EC2Api;
import org.jclouds.ec2.compute.domain.RegionAndName;
import org.jclouds.ec2.domain.Reservation;
import org.jclouds.ec2.domain.RunningInstance;
import org.jclouds.ec2.features.InstanceApi;
import org.testng.annotations.Test;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableSet;
/**
* @author Adrian Cole
*/
@Test(groups = "unit")
public class PresentInstancesTest {
RunningInstance instance1 = createMock(RunningInstance.class);
RunningInstance instance2 = createMock(RunningInstance.class);
@SuppressWarnings("unchecked")
@Test
public void testWhenInstancesPresentSingleCall() {
EC2Api client = createMock(EC2Api.class);
InstanceApi instanceClient = createMock(InstanceApi.class);
expect(client.getInstanceApi()).andReturn((Optional) Optional.of(instanceClient));
// avoid imatcher fail. if you change this, be sure to check multiple jres
expect(instanceClient.describeInstancesInRegion("us-east-1", "i-aaaa", "i-bbbb")).andReturn(
Set.class.cast(ImmutableSet.of(Reservation.builder().region("us-east-1")
.instances(ImmutableSet.of(instance1, instance2)).build())));
replay(client, instanceClient);
PresentInstances fn = new PresentInstances(client);
assertEquals(fn.apply(ImmutableSet.of(new RegionAndName("us-east-1", "i-aaaa"), new RegionAndName("us-east-1",
"i-bbbb"))), ImmutableSet.of(instance1, instance2));
verify(client, instanceClient);
}
}