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/*
* Copyright (C) 2019 Bell Canada.
*
* 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 org.onap.ccsdk.sli.adaptors.grpc.cds;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.doReturn;
import com.google.common.collect.Maps;
import io.grpc.inprocess.InProcessChannelBuilder;
import io.grpc.inprocess.InProcessServerBuilder;
import io.grpc.stub.StreamObserver;
import io.grpc.testing.GrpcCleanupRule;
import io.grpc.util.MutableHandlerRegistry;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.mockito.Mockito;
import org.onap.ccsdk.apps.controllerblueprints.common.api.ActionIdentifiers;
import org.onap.ccsdk.apps.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc.BluePrintProcessingServiceImplBase;
import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceInput;
import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceOutput;
import org.onap.ccsdk.sli.adaptors.grpc.GrpcProperties;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
import org.onap.ccsdk.sli.core.sli.SvcLogicResource.QueryStatus;
@RunWith(JUnit4.class)
public class BlueprintProcessingClientTest {
@Rule
public final GrpcCleanupRule grpcCleanup = new GrpcCleanupRule();
private BlueprintProcessingClient client;
private final SvcLogicContext svcLogicContext = new SvcLogicContext();
private final MutableHandlerRegistry serviceRegistry = new MutableHandlerRegistry();
private final List<String> messagesDelivered = new ArrayList<>();
private final CountDownLatch allRequestsDelivered = new CountDownLatch(1);
private final AtomicReference<StreamObserver<ExecutionServiceOutput>> responseObserverRef = new AtomicReference<>();
@Before
public void setUp() throws Exception {
String serverName = InProcessServerBuilder.generateName();
grpcCleanup.register(InProcessServerBuilder.forName(serverName)
.fallbackHandlerRegistry(serviceRegistry).directExecutor().build().start());
BlueprintProcessingHandler handler = new BlueprintProcessingHandler();
client =
new BlueprintProcessingClient(InProcessChannelBuilder.forName(serverName).directExecutor().build(),
handler);
final BluePrintProcessingServiceImplBase routeChatImpl =
new BluePrintProcessingServiceImplBase() {
@Override
public StreamObserver<ExecutionServiceInput> process(
StreamObserver<ExecutionServiceOutput> responseObserver) {
responseObserverRef.set(responseObserver);
StreamObserver<ExecutionServiceInput> requestObserver = new StreamObserver<ExecutionServiceInput>() {
@Override
public void onNext(ExecutionServiceInput message) {
messagesDelivered.add(message.getActionIdentifiers().getActionName());
}
@Override
public void onError(Throwable t) {
}
@Override
public void onCompleted() {
allRequestsDelivered.countDown();
}
};
return requestObserver;
}
};
serviceRegistry.addService(routeChatImpl);
}
@After
public void tearDown() {
client.stop();
}
@Test
public void testClientCst() {
GrpcProperties props = Mockito.mock(GrpcProperties.class);
doReturn(999).when(props).getPort();
doReturn("localhost").when(props).getUrl();
new BlueprintProcessingClient(props).stop();
}
@Test
public void testSendMessageFail() throws Exception {
Map<String, String> input = Maps.newHashMap();
input.put("is_force", "true");
input.put("ttl", "1");
input.put("blueprint_name", "test");
input.put("blueprint_version", "1.0.0");
input.put("action", "test-action");
input.put("mode", "sync");
input.put("payload", "");
input.put("prefix", "res");
QueryStatus status = client.sendRequest(input, svcLogicContext);
Assert.assertEquals(QueryStatus.FAILURE, status);
}
@Test
public void testSendMessage() throws Exception {
ExecutionServiceOutput fakeResponse1 = ExecutionServiceOutput.newBuilder().setActionIdentifiers(
ActionIdentifiers.newBuilder().setActionName("response1").build()).build();
ExecutionServiceOutput fakeResponse2 = ExecutionServiceOutput.newBuilder().setActionIdentifiers(
ActionIdentifiers.newBuilder().setActionName("response2").build()).build();
Map<String, String> input = Maps.newHashMap();
input.put("is_force", "true");
input.put("ttl", "1");
input.put("blueprint_name", "test");
input.put("blueprint_version", "1.0.0");
input.put("action", "test-action");
input.put("mode", "sync");
input.put("payload", "{}");
input.put("prefix", "res");
client.sendRequest(input, svcLogicContext);
// request message sent and delivered for one time
assertTrue(allRequestsDelivered.await(1, TimeUnit.SECONDS));
assertEquals(Collections.singletonList("test-action"), messagesDelivered);
// let server complete.
responseObserverRef.get().onCompleted();
}
}
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