Add Cloud Bigtable Change Stream integration tests

sdks/java/io/google-cloud-platform/build.gradle

@@ -187,12 +187,14 @@ task integrationTest(type: Test, dependsOn: processTestResources) {
   def gcpTempRoot = project.findProperty('gcpTempRoot') ?: 'gs://temp-storage-for-end-to-end-tests'
   def firestoreDb = project.findProperty('firestoreDb') ?: 'firestoredb'
   def host = project.findProperty('host') ?: 'batch-firestore.googleapis.com:443'
+  def bigtableChangeStreamInstanceId = project.findProperty('bigtableChangeStreamInstanceId') ?: 'beam-test'
   systemProperty "beamTestPipelineOptions", JsonOutput.toJson([
           "--runner=DirectRunner",
           "--project=${gcpProject}",
           "--tempRoot=${gcpTempRoot}",
           "--firestoreDb=${firestoreDb}",
           "--host=${host}",
+          "--bigtableChangeStreamInstanceId=${bigtableChangeStreamInstanceId}",
   ])
 
   // Disable Gradle cache: these ITs interact with live service that should always be considered "out of date"

sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigtable/changestreams/BigtableChangeStreamTestOptions.java

@@ -0,0 +1,30 @@
+/*
+ * 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.bigtable.changestreams;
+
+import org.apache.beam.sdk.options.Default;
+import org.apache.beam.sdk.options.Description;
+import org.apache.beam.sdk.testing.TestPipelineOptions;
+
+public interface BigtableChangeStreamTestOptions extends TestPipelineOptions {
+  @Description("Instance ID for Bigtable Change Stream")
+  @Default.String("beam-test")
+  String getBigtableChangeStreamInstanceId();
+
+  void setBigtableChangeStreamInstanceId(String value);
+}

sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/common/GcpIoPipelineOptionsRegistrar.java

@@ -21,6 +21,7 @@
 import org.apache.beam.sdk.annotations.Internal;
 import org.apache.beam.sdk.io.gcp.bigquery.BigQueryOptions;
 import org.apache.beam.sdk.io.gcp.bigquery.TestBigQueryOptions;
+import org.apache.beam.sdk.io.gcp.bigtable.changestreams.BigtableChangeStreamTestOptions;
 import org.apache.beam.sdk.io.gcp.firestore.FirestoreOptions;
 import org.apache.beam.sdk.io.gcp.pubsub.PubsubOptions;
 import org.apache.beam.sdk.options.PipelineOptions;
@@ -38,6 +39,7 @@ public Iterable<Class<? extends PipelineOptions>> getPipelineOptions() {
         .add(PubsubOptions.class)
         .add(FirestoreOptions.class)
         .add(TestBigQueryOptions.class)
+        .add(BigtableChangeStreamTestOptions.class)
         .build();
   }
 }

sdks/java/io/google-cloud-platform/src/test/java/org/apache/beam/sdk/io/gcp/bigtable/BigtableTestUtils.java

@@ -31,12 +31,14 @@
 import com.google.bigtable.v2.Mutation;
 import com.google.protobuf.ByteString;
 import java.util.List;
+import org.apache.beam.sdk.io.gcp.bigtable.changestreams.dao.BigtableClientOverride;
 import org.apache.beam.sdk.schemas.Schema;
 import org.apache.beam.sdk.values.KV;
 import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.ImmutableList;
 import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.primitives.Longs;
+import org.joda.time.Instant;
 
-class BigtableTestUtils {
+public class BigtableTestUtils {
 
   static final String BOOL_COLUMN = "boolColumn";
   static final String LONG_COLUMN = "longColumn";
@@ -144,4 +146,27 @@ private static Cell createCell(ByteString value, long timestamp, String... label
     }
     return builder.build();
   }
+
+  // We have to build the pipeline at this package level and not changestreams package because
+  // endTime is package private and we can only create a pipeline with endTime here. Setting endTime
+  // allows the tests to predictably terminate.
+  public static BigtableIO.ReadChangeStream buildTestPipelineInput(
+      String projectId,
+      String instanceId,
+      String tableId,
+      String appProfileId,
+      String metadataTableName,
+      Instant startTime,
+      Instant endTime,
+      BigtableClientOverride clientOverride) {
+    return BigtableIO.readChangeStream()
+        .withProjectId(projectId)
+        .withInstanceId(instanceId)
+        .withTableId(tableId)
+        .withAppProfileId(appProfileId)
+        .withMetadataTableTableId(metadataTableName)
+        .withStartTime(startTime)
+        .withEndTime(endTime)
+        .withBigtableClientOverride(clientOverride);
+  }
 }