| // Copyright (C) 2021 The Android Open Source Project |
| // |
| // 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 com.googlesource.gerrit.plugins.pubsub; |
| |
| import static org.mockito.Mockito.only; |
| import static org.mockito.Mockito.verify; |
| |
| import com.gerritforge.gerrit.eventbroker.EventMessage; |
| import com.google.cloud.pubsub.v1.AckReplyConsumer; |
| import com.google.cloud.pubsub.v1.MessageReceiver; |
| import com.google.gerrit.json.OutputFormat; |
| import com.google.pubsub.v1.PubsubMessage; |
| import java.util.function.Consumer; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnitRunner; |
| |
| @RunWith(MockitoJUnitRunner.class) |
| public class PubSubEventSubscriberTest { |
| |
| @Mock PubSubConfiguration confMock; |
| @Mock SubscriberProvider subscriberProviderMock; |
| @Mock PubSubSubscriberMetrics pubSubSubscriberMetricsMock; |
| @Mock AckReplyConsumer ackReplyConsumerMock; |
| |
| private static final String TOPIC = "foo"; |
| |
| @Test |
| public void shouldIncrementFailedToConsumeMessageWhenReceivingFails() { |
| Consumer<EventMessage> failingConsumer = |
| (message) -> { |
| throw new RuntimeException("Error receiving message"); |
| }; |
| |
| messageReceiver(failingConsumer) |
| .receiveMessage(PubsubMessage.getDefaultInstance(), ackReplyConsumerMock); |
| |
| verify(pubSubSubscriberMetricsMock, only()).incrementFailedToConsumeMessage(); |
| } |
| |
| @Test |
| public void shouldIncrementSucceedToConsumeMessageWhenReceivingSucceeds() { |
| Consumer<EventMessage> succeedingConsumer = (message) -> {}; |
| |
| messageReceiver(succeedingConsumer) |
| .receiveMessage(PubsubMessage.getDefaultInstance(), ackReplyConsumerMock); |
| |
| verify(pubSubSubscriberMetricsMock, only()).incrementSucceedToConsumeMessage(); |
| } |
| |
| private MessageReceiver messageReceiver(Consumer<EventMessage> consumer) { |
| return new PubSubEventSubscriber( |
| OutputFormat.JSON_COMPACT.newGson(), |
| subscriberProviderMock, |
| confMock, |
| pubSubSubscriberMetricsMock, |
| TOPIC, |
| consumer) |
| .getMessageReceiver(); |
| } |
| } |