AWSEC2Client client = createMock(AWSEC2Client.class);
SpotInstanceClient spotClient = createMock(SpotInstanceClient.class);
expect(client.getSpotInstanceServices()).andReturn(spotClient);
expect(spotClient.describeSpotInstanceRequestsInRegion("us-east-1", "sir-aaaa", "sir-bbbb")).andReturn(
ImmutableSet.of(spot1, spot2));
replay(client, spotClient);
PresentSpotRequestsAndInstances fn = new PresentSpotRequestsAndInstances(client, converter);