| /* |
| * 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.apache.beam.sdk.io.gcp.pubsublite.internal; |
| |
| import static com.google.cloud.pubsublite.internal.testing.UnitTestExamples.example; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertThrows; |
| import static org.mockito.Mockito.when; |
| import static org.mockito.MockitoAnnotations.initMocks; |
| |
| import com.google.api.core.ApiFutures; |
| import com.google.api.gax.rpc.ApiException; |
| import com.google.api.gax.rpc.StatusCode.Code; |
| import com.google.cloud.pubsublite.Offset; |
| import com.google.cloud.pubsublite.Partition; |
| import com.google.cloud.pubsublite.TopicPath; |
| import com.google.cloud.pubsublite.internal.CheckedApiException; |
| import com.google.cloud.pubsublite.internal.TopicStatsClient; |
| import com.google.cloud.pubsublite.proto.ComputeMessageStatsResponse; |
| import com.google.protobuf.Timestamp; |
| 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.Mock; |
| import org.mockito.junit.MockitoJUnit; |
| import org.mockito.junit.MockitoRule; |
| |
| @SuppressWarnings("uninitialized") |
| @RunWith(JUnit4.class) |
| public final class TopicBacklogReaderImplTest { |
| |
| @Rule public final MockitoRule mockito = MockitoJUnit.rule(); |
| |
| @Mock TopicStatsClient mockClient; |
| |
| private TopicBacklogReader reader; |
| |
| @Before |
| public void setUp() { |
| initMocks(this); |
| this.reader = |
| new TopicBacklogReaderImpl(mockClient, example(TopicPath.class), example(Partition.class)); |
| } |
| |
| @SuppressWarnings("incompatible") |
| @Test |
| public void computeMessageStats_failure() { |
| when(mockClient.computeMessageStats( |
| example(TopicPath.class), |
| example(Partition.class), |
| example(Offset.class), |
| Offset.of(Long.MAX_VALUE))) |
| .thenReturn( |
| ApiFutures.immediateFailedFuture(new CheckedApiException(Code.UNAVAILABLE).underlying)); |
| |
| ApiException e = |
| assertThrows(ApiException.class, () -> reader.computeMessageStats(example(Offset.class))); |
| assertEquals(Code.UNAVAILABLE, e.getStatusCode().getCode()); |
| } |
| |
| @Test |
| public void computeMessageStats_validResponseCached() { |
| Timestamp minEventTime = Timestamp.newBuilder().setSeconds(1000).setNanos(10).build(); |
| Timestamp minPublishTime = Timestamp.newBuilder().setSeconds(1001).setNanos(11).build(); |
| ComputeMessageStatsResponse response = |
| ComputeMessageStatsResponse.newBuilder() |
| .setMessageCount(10) |
| .setMessageBytes(100) |
| .setMinimumEventTime(minEventTime.toBuilder().setSeconds(1002).build()) |
| .setMinimumPublishTime(minPublishTime) |
| .build(); |
| |
| when(mockClient.computeMessageStats( |
| example(TopicPath.class), |
| example(Partition.class), |
| example(Offset.class), |
| Offset.of(Long.MAX_VALUE))) |
| .thenReturn(ApiFutures.immediateFuture(response)); |
| |
| assertEquals(reader.computeMessageStats(example(Offset.class)), response); |
| } |
| } |