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DatabaseClientImplTest.java
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DatabaseClientImplTest.java
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/*
* Copyright 2019 Google LLC
*
* 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.google.cloud.spanner;
import static com.google.cloud.spanner.MockSpannerTestUtil.READ_COLUMN_NAMES;
import static com.google.cloud.spanner.MockSpannerTestUtil.READ_ONE_KEY_VALUE_RESULTSET;
import static com.google.cloud.spanner.MockSpannerTestUtil.READ_ONE_KEY_VALUE_STATEMENT;
import static com.google.cloud.spanner.MockSpannerTestUtil.READ_TABLE_NAME;
import static com.google.cloud.spanner.MockSpannerTestUtil.SELECT1;
import static com.google.cloud.spanner.MockSpannerTestUtil.SELECT1_RESULTSET;
import static com.google.cloud.spanner.SpannerApiFutures.get;
import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.api.core.ApiFuture;
import com.google.api.core.ApiFutures;
import com.google.api.gax.grpc.testing.LocalChannelProvider;
import com.google.api.gax.retrying.RetrySettings;
import com.google.api.gax.rpc.ApiCallContext;
import com.google.api.gax.rpc.ServerStream;
import com.google.api.gax.rpc.StatusCode;
import com.google.cloud.ByteArray;
import com.google.cloud.NoCredentials;
import com.google.cloud.Timestamp;
import com.google.cloud.spanner.AbstractResultSet.GrpcStreamIterator;
import com.google.cloud.spanner.AsyncResultSet.CallbackResponse;
import com.google.cloud.spanner.AsyncTransactionManager.TransactionContextFuture;
import com.google.cloud.spanner.MockSpannerServiceImpl.SimulatedExecutionTime;
import com.google.cloud.spanner.MockSpannerServiceImpl.StatementResult;
import com.google.cloud.spanner.Options.RpcPriority;
import com.google.cloud.spanner.Options.TransactionOption;
import com.google.cloud.spanner.ReadContext.QueryAnalyzeMode;
import com.google.cloud.spanner.SessionPool.Clock;
import com.google.cloud.spanner.SessionPool.PooledSessionFuture;
import com.google.cloud.spanner.SessionPoolOptions.ActionOnInactiveTransaction;
import com.google.cloud.spanner.SessionPoolOptions.InactiveTransactionRemovalOptions;
import com.google.cloud.spanner.SpannerException.ResourceNotFoundException;
import com.google.cloud.spanner.SpannerOptions.CallContextConfigurator;
import com.google.cloud.spanner.SpannerOptions.SpannerCallContextTimeoutConfigurator;
import com.google.cloud.spanner.Type.Code;
import com.google.cloud.spanner.connection.RandomResultSetGenerator;
import com.google.common.base.Stopwatch;
import com.google.common.collect.ImmutableList;
import com.google.common.io.BaseEncoding;
import com.google.common.util.concurrent.SettableFuture;
import com.google.protobuf.AbstractMessage;
import com.google.protobuf.ByteString;
import com.google.protobuf.ListValue;
import com.google.protobuf.NullValue;
import com.google.rpc.RetryInfo;
import com.google.spanner.v1.BatchWriteRequest;
import com.google.spanner.v1.BatchWriteResponse;
import com.google.spanner.v1.CommitRequest;
import com.google.spanner.v1.DeleteSessionRequest;
import com.google.spanner.v1.ExecuteBatchDmlRequest;
import com.google.spanner.v1.ExecuteSqlRequest;
import com.google.spanner.v1.ExecuteSqlRequest.QueryMode;
import com.google.spanner.v1.ExecuteSqlRequest.QueryOptions;
import com.google.spanner.v1.ReadRequest;
import com.google.spanner.v1.RequestOptions.Priority;
import com.google.spanner.v1.ResultSetMetadata;
import com.google.spanner.v1.ResultSetStats;
import com.google.spanner.v1.StructType;
import com.google.spanner.v1.StructType.Field;
import com.google.spanner.v1.Type;
import com.google.spanner.v1.TypeAnnotationCode;
import com.google.spanner.v1.TypeCode;
import io.grpc.Context;
import io.grpc.Metadata;
import io.grpc.MethodDescriptor;
import io.grpc.Server;
import io.grpc.Status;
import io.grpc.StatusRuntimeException;
import io.grpc.inprocess.InProcessServerBuilder;
import io.grpc.protobuf.lite.ProtoLiteUtils;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Base64;
import java.util.Collections;
import java.util.List;
import java.util.Random;
import java.util.Set;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Function;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.stream.Collectors;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.threeten.bp.Duration;
import org.threeten.bp.Instant;
@RunWith(JUnit4.class)
public class DatabaseClientImplTest {
private static final String TEST_PROJECT = "my-project";
private static final String TEST_INSTANCE = "my-instance";
private static final String TEST_DATABASE = "my-database";
private static final String TEST_DATABASE_ROLE = "my-role";
private static final String INSTANCE_NAME =
String.format("projects/%s/instances/%s", TEST_PROJECT, TEST_INSTANCE);
private static final String DATABASE_NAME =
String.format(
"projects/%s/instances/%s/databases/%s", TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE);
private static MockSpannerServiceImpl mockSpanner;
private static Server server;
private static LocalChannelProvider channelProvider;
private static final Statement UPDATE_STATEMENT =
Statement.of("UPDATE FOO SET BAR=1 WHERE BAZ=2");
private static final Statement INVALID_UPDATE_STATEMENT =
Statement.of("UPDATE NON_EXISTENT_TABLE SET BAR=1 WHERE BAZ=2");
private static final long UPDATE_COUNT = 1L;
private static final com.google.rpc.Status STATUS_OK =
com.google.rpc.Status.newBuilder().setCode(com.google.rpc.Code.OK_VALUE).build();
private static final Iterable<MutationGroup> MUTATION_GROUPS =
ImmutableList.of(
MutationGroup.of(
Mutation.newInsertBuilder("FOO1").set("ID").to(1L).set("NAME").to("Bar1").build(),
Mutation.newInsertBuilder("FOO2").set("ID").to(2L).set("NAME").to("Bar2").build()),
MutationGroup.of(
Mutation.newInsertBuilder("FOO3").set("ID").to(3L).set("NAME").to("Bar3").build(),
Mutation.newInsertBuilder("FOO4").set("ID").to(4L).set("NAME").to("Bar4").build()),
MutationGroup.of(
Mutation.newInsertBuilder("FOO4").set("ID").to(4L).set("NAME").to("Bar4").build(),
Mutation.newInsertBuilder("FOO5").set("ID").to(5L).set("NAME").to("Bar5").build()),
MutationGroup.of(
Mutation.newInsertBuilder("FOO6").set("ID").to(6L).set("NAME").to("Bar6").build()));
private static final Iterable<BatchWriteResponse> BATCH_WRITE_RESPONSES =
ImmutableList.of(
BatchWriteResponse.newBuilder()
.setStatus(STATUS_OK)
.addAllIndexes(ImmutableList.of(0, 1))
.build(),
BatchWriteResponse.newBuilder()
.setStatus(STATUS_OK)
.addAllIndexes(ImmutableList.of(2, 3))
.build());
private Spanner spanner;
private Spanner spannerWithEmptySessionPool;
private static ExecutorService executor;
@BeforeClass
public static void startStaticServer() throws IOException {
mockSpanner = new MockSpannerServiceImpl();
mockSpanner.setAbortProbability(0.0D); // We don't want any unpredictable aborted transactions.
mockSpanner.putStatementResult(StatementResult.update(UPDATE_STATEMENT, UPDATE_COUNT));
mockSpanner.putStatementResult(
StatementResult.query(SELECT1, MockSpannerTestUtil.SELECT1_RESULTSET));
mockSpanner.putStatementResult(
StatementResult.query(READ_ONE_KEY_VALUE_STATEMENT, READ_ONE_KEY_VALUE_RESULTSET));
mockSpanner.putStatementResult(
StatementResult.exception(
INVALID_UPDATE_STATEMENT,
Status.INVALID_ARGUMENT.withDescription("invalid statement").asRuntimeException()));
mockSpanner.setBatchWriteResult(BATCH_WRITE_RESPONSES);
executor = Executors.newSingleThreadExecutor();
String uniqueName = InProcessServerBuilder.generateName();
server =
InProcessServerBuilder.forName(uniqueName)
// We need to use a real executor for timeouts to occur.
.scheduledExecutorService(new ScheduledThreadPoolExecutor(1))
.addService(mockSpanner)
.build()
.start();
channelProvider = LocalChannelProvider.create(uniqueName);
}
@AfterClass
public static void stopServer() throws InterruptedException {
server.shutdown();
server.awaitTermination();
executor.shutdown();
}
@Before
public void setUp() {
spanner =
SpannerOptions.newBuilder()
.setProjectId(TEST_PROJECT)
.setDatabaseRole(TEST_DATABASE_ROLE)
.setChannelProvider(channelProvider)
.setCredentials(NoCredentials.getInstance())
.setSessionPoolOption(SessionPoolOptions.newBuilder().setFailOnSessionLeak().build())
.build()
.getService();
spannerWithEmptySessionPool =
spanner
.getOptions()
.toBuilder()
.setSessionPoolOption(
SessionPoolOptions.newBuilder().setMinSessions(0).setFailOnSessionLeak().build())
.build()
.getService();
}
@After
public void tearDown() {
mockSpanner.unfreeze();
spanner.close();
spannerWithEmptySessionPool.close();
mockSpanner.reset();
mockSpanner.removeAllExecutionTimes();
}
@Test
public void
testPoolMaintainer_whenInactiveTransactionAndSessionIsNotFoundOnBackend_removeSessionsFromPool() {
FakeClock poolMaintainerClock = new FakeClock();
InactiveTransactionRemovalOptions inactiveTransactionRemovalOptions =
InactiveTransactionRemovalOptions.newBuilder()
.setIdleTimeThreshold(
Duration.ofSeconds(
2L)) // any session not used for more than 2s will be long-running
.setActionOnInactiveTransaction(ActionOnInactiveTransaction.CLOSE)
.setExecutionFrequency(Duration.ofSeconds(1)) // execute thread every 1s
.build();
SessionPoolOptions sessionPoolOptions =
SessionPoolOptions.newBuilder()
.setMinSessions(1)
.setMaxSessions(1) // to ensure there is 1 session and pool is 100% utilized
.setInactiveTransactionRemovalOptions(inactiveTransactionRemovalOptions)
.setLoopFrequency(1000L) // main thread runs every 1s
.setPoolMaintainerClock(poolMaintainerClock)
.build();
spanner =
SpannerOptions.newBuilder()
.setProjectId(TEST_PROJECT)
.setDatabaseRole(TEST_DATABASE_ROLE)
.setChannelProvider(channelProvider)
.setCredentials(NoCredentials.getInstance())
.setSessionPoolOption(sessionPoolOptions)
.build()
.getService();
DatabaseClientImpl client =
(DatabaseClientImpl)
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Instant initialExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
try (TransactionManager manager = client.transactionManager()) {
TransactionContext transaction = manager.begin();
mockSpanner.setCommitExecutionTime(
SimulatedExecutionTime.ofException(
mockSpanner.createSessionNotFoundException("TEST_SESSION_NAME")));
while (true) {
try {
transaction.executeUpdate(UPDATE_STATEMENT);
// Simulate a delay of 3 minutes to ensure that the below transaction is a long-running
// one.
// As per this test, anything which takes more than 2s is long-running
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
// force trigger pool maintainer to check for long-running sessions
client.pool.poolMaintainer.maintainPool();
manager.commit();
assertNotNull(manager.getCommitTimestamp());
break;
} catch (AbortedException e) {
transaction = manager.resetForRetry();
}
mockSpanner.setCommitExecutionTime(SimulatedExecutionTime.ofMinimumAndRandomTime(0, 0));
}
}
Instant endExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
// first session executed update, session found to be long-running and cleaned up.
// During commit, SessionNotFound exception from backend caused replacement of session and
// transaction needs to be retried.
// On retry, session again found to be long-running and cleaned up.
// During commit, there was no exception from backend.
assertNotEquals(
endExecutionTime,
initialExecutionTime); // if session clean up task runs then these timings won't match
assertEquals(2, client.pool.numLeakedSessionsRemoved());
assertTrue(client.pool.getNumberOfSessionsInPool() <= client.pool.totalSessions());
}
@Test
public void
testPoolMaintainer_whenInactiveTransactionAndSessionExistsOnBackend_removeSessionsFromPool() {
FakeClock poolMaintainerClock = new FakeClock();
InactiveTransactionRemovalOptions inactiveTransactionRemovalOptions =
InactiveTransactionRemovalOptions.newBuilder()
.setIdleTimeThreshold(
Duration.ofSeconds(
2L)) // any session not used for more than 2s will be long-running
.setActionOnInactiveTransaction(ActionOnInactiveTransaction.CLOSE)
.setExecutionFrequency(Duration.ofSeconds(1)) // execute thread every 1s
.build();
SessionPoolOptions sessionPoolOptions =
SessionPoolOptions.newBuilder()
.setMinSessions(1)
.setMaxSessions(1) // to ensure there is 1 session and pool is 100% utilized
.setInactiveTransactionRemovalOptions(inactiveTransactionRemovalOptions)
.setLoopFrequency(1000L) // main thread runs every 1s
.setPoolMaintainerClock(poolMaintainerClock)
.build();
spanner =
SpannerOptions.newBuilder()
.setProjectId(TEST_PROJECT)
.setDatabaseRole(TEST_DATABASE_ROLE)
.setChannelProvider(channelProvider)
.setCredentials(NoCredentials.getInstance())
.setSessionPoolOption(sessionPoolOptions)
.build()
.getService();
DatabaseClientImpl client =
(DatabaseClientImpl)
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Instant initialExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
try (TransactionManager manager = client.transactionManager()) {
TransactionContext transaction = manager.begin();
while (true) {
try {
transaction.executeUpdate(UPDATE_STATEMENT);
// Simulate a delay of 3 minutes to ensure that the below transaction is a long-running
// one.
// As per this test, anything which takes more than 2s is long-running
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
// force trigger pool maintainer to check for long-running sessions
client.pool.poolMaintainer.maintainPool();
manager.commit();
assertNotNull(manager.getCommitTimestamp());
break;
} catch (AbortedException e) {
transaction = manager.resetForRetry();
}
}
}
Instant endExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
// first session executed update, session found to be long-running and cleaned up.
// During commit, SessionNotFound exception from backend caused replacement of session and
// transaction needs to be retried.
// On retry, session again found to be long-running and cleaned up.
// During commit, there was no exception from backend.
assertNotEquals(
endExecutionTime,
initialExecutionTime); // if session clean up task runs then these timings won't match
assertEquals(1, client.pool.numLeakedSessionsRemoved());
assertTrue(client.pool.getNumberOfSessionsInPool() <= client.pool.totalSessions());
}
@Test
public void testPoolMaintainer_whenLongRunningPartitionedUpdateRequest_takeNoAction() {
FakeClock poolMaintainerClock = new FakeClock();
InactiveTransactionRemovalOptions inactiveTransactionRemovalOptions =
InactiveTransactionRemovalOptions.newBuilder()
.setIdleTimeThreshold(
Duration.ofSeconds(
2L)) // any session not used for more than 2s will be long-running
.setActionOnInactiveTransaction(ActionOnInactiveTransaction.CLOSE)
.setExecutionFrequency(Duration.ofSeconds(1)) // execute thread every 1s
.build();
SessionPoolOptions sessionPoolOptions =
SessionPoolOptions.newBuilder()
.setMinSessions(1)
.setMaxSessions(1) // to ensure there is 1 session and pool is 100% utilized
.setInactiveTransactionRemovalOptions(inactiveTransactionRemovalOptions)
.setLoopFrequency(1000L) // main thread runs every 1s
.setPoolMaintainerClock(poolMaintainerClock)
.build();
spanner =
SpannerOptions.newBuilder()
.setProjectId(TEST_PROJECT)
.setDatabaseRole(TEST_DATABASE_ROLE)
.setChannelProvider(channelProvider)
.setCredentials(NoCredentials.getInstance())
.setSessionPoolOption(sessionPoolOptions)
.build()
.getService();
DatabaseClientImpl client =
(DatabaseClientImpl)
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Instant initialExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
client.executePartitionedUpdate(UPDATE_STATEMENT);
// Simulate a delay of 3 minutes to ensure that the below transaction is a long-running one.
// As per this test, anything which takes more than 2s is long-running
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
// force trigger pool maintainer to check for long-running sessions
client.pool.poolMaintainer.maintainPool();
Instant endExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
assertNotEquals(
endExecutionTime,
initialExecutionTime); // if session clean up task runs then these timings won't match
assertEquals(0, client.pool.numLeakedSessionsRemoved());
assertTrue(client.pool.getNumberOfSessionsInPool() <= client.pool.totalSessions());
}
/**
* PDML transaction is expected to be long-running. This is indicated through session flag
* eligibleForLongRunning = true . For all other transactions which are not expected to be
* long-running eligibleForLongRunning = false.
*
* <p>Below tests uses a session for PDML transaction. Post that, the same session is used for
* executeUpdate(). Both transactions are long-running. The test verifies that
* eligibleForLongRunning = false for the second transaction, and it's identified as a
* long-running transaction.
*/
@Test
public void testPoolMaintainer_whenPDMLFollowedByInactiveTransaction_removeSessionsFromPool() {
FakeClock poolMaintainerClock = new FakeClock();
InactiveTransactionRemovalOptions inactiveTransactionRemovalOptions =
InactiveTransactionRemovalOptions.newBuilder()
.setIdleTimeThreshold(
Duration.ofSeconds(
2L)) // any session not used for more than 2s will be long-running
.setActionOnInactiveTransaction(ActionOnInactiveTransaction.CLOSE)
.setExecutionFrequency(Duration.ofSeconds(1)) // execute thread every 1s
.build();
SessionPoolOptions sessionPoolOptions =
SessionPoolOptions.newBuilder()
.setMinSessions(1)
.setMaxSessions(1) // to ensure there is 1 session and pool is 100% utilized
.setInactiveTransactionRemovalOptions(inactiveTransactionRemovalOptions)
.setLoopFrequency(1000L) // main thread runs every 1s
.setPoolMaintainerClock(poolMaintainerClock)
.build();
spanner =
SpannerOptions.newBuilder()
.setProjectId(TEST_PROJECT)
.setDatabaseRole(TEST_DATABASE_ROLE)
.setChannelProvider(channelProvider)
.setCredentials(NoCredentials.getInstance())
.setSessionPoolOption(sessionPoolOptions)
.build()
.getService();
DatabaseClientImpl client =
(DatabaseClientImpl)
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Instant initialExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
client.executePartitionedUpdate(UPDATE_STATEMENT);
// Simulate a delay of 3 minutes to ensure that the below transaction is a long-running one.
// As per this test, anything which takes more than 2s is long-running
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
// force trigger pool maintainer to check for long-running sessions
client.pool.poolMaintainer.maintainPool();
Instant endExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
assertNotEquals(
endExecutionTime,
initialExecutionTime); // if session clean up task runs then these timings won't match
assertEquals(0, client.pool.numLeakedSessionsRemoved());
assertTrue(client.pool.getNumberOfSessionsInPool() <= client.pool.totalSessions());
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
try (TransactionManager manager = client.transactionManager()) {
TransactionContext transaction = manager.begin();
while (true) {
try {
transaction.executeUpdate(UPDATE_STATEMENT);
// Simulate a delay of 3 minutes to ensure that the below transaction is a long-running
// one.
// As per this test, anything which takes more than 2s is long-running
poolMaintainerClock.currentTimeMillis += Duration.ofMinutes(3).toMillis();
// force trigger pool maintainer to check for long-running sessions
client.pool.poolMaintainer.maintainPool();
manager.commit();
assertNotNull(manager.getCommitTimestamp());
break;
} catch (AbortedException e) {
transaction = manager.resetForRetry();
}
}
}
endExecutionTime = client.pool.poolMaintainer.lastExecutionTime;
// first session executed update, session found to be long-running and cleaned up.
// During commit, SessionNotFound exception from backend caused replacement of session and
// transaction needs to be retried.
// On retry, session again found to be long-running and cleaned up.
// During commit, there was no exception from backend.
assertNotEquals(
endExecutionTime,
initialExecutionTime); // if session clean up task runs then these timings won't match
assertEquals(1, client.pool.numLeakedSessionsRemoved());
assertTrue(client.pool.getNumberOfSessionsInPool() <= client.pool.totalSessions());
}
@Test
public void testWrite() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Timestamp timestamp =
client.write(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()));
assertNotNull(timestamp);
List<CommitRequest> commitRequests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(commitRequests).hasSize(1);
CommitRequest commit = commitRequests.get(0);
assertNotNull(commit.getRequestOptions());
assertEquals(Priority.PRIORITY_UNSPECIFIED, commit.getRequestOptions().getPriority());
}
@Test
public void testWriteAborted() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
// Force the Commit RPC to return Aborted the first time it is called. The exception is cleared
// after the first call, so the retry should succeed.
mockSpanner.setCommitExecutionTime(
SimulatedExecutionTime.ofException(
mockSpanner.createAbortedException(ByteString.copyFromUtf8("test"))));
Timestamp timestamp =
client.write(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()));
assertNotNull(timestamp);
List<CommitRequest> commitRequests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertEquals(2, commitRequests.size());
}
@Test
public void testWriteAtLeastOnceAborted() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
// Force the Commit RPC to return Aborted the first time it is called. The exception is cleared
// after the first call, so the retry should succeed.
mockSpanner.setCommitExecutionTime(
SimulatedExecutionTime.ofException(
mockSpanner.createAbortedException(ByteString.copyFromUtf8("test"))));
Timestamp timestamp =
client.writeAtLeastOnce(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()));
assertNotNull(timestamp);
List<CommitRequest> commitRequests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertEquals(2, commitRequests.size());
}
@Test
public void testWriteWithOptions() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
client.writeWithOptions(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()),
Options.priority(RpcPriority.HIGH));
List<CommitRequest> commits = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(commits).hasSize(1);
CommitRequest commit = commits.get(0);
assertNotNull(commit.getRequestOptions());
assertEquals(Priority.PRIORITY_HIGH, commit.getRequestOptions().getPriority());
}
@Test
public void testWriteWithCommitStats() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
CommitResponse response =
client.writeWithOptions(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()),
Options.commitStats());
assertNotNull(response);
assertNotNull(response.getCommitTimestamp());
assertNotNull(response.getCommitStats());
}
@Test
public void testWriteAtLeastOnce() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Timestamp timestamp =
client.writeAtLeastOnce(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()));
assertNotNull(timestamp);
}
@Test
public void testWriteAtLeastOnceWithCommitStats() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
CommitResponse response =
client.writeAtLeastOnceWithOptions(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()),
Options.commitStats());
assertNotNull(response);
assertNotNull(response.getCommitTimestamp());
assertNotNull(response.getCommitStats());
List<CommitRequest> commitRequests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(commitRequests).hasSize(1);
CommitRequest commit = commitRequests.get(0);
assertNotNull(commit.getSingleUseTransaction());
assertTrue(commit.getSingleUseTransaction().hasReadWrite());
assertNotNull(commit.getRequestOptions());
assertEquals(Priority.PRIORITY_UNSPECIFIED, commit.getRequestOptions().getPriority());
}
@Test
public void testWriteAtLeastOnceWithOptions() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
client.writeAtLeastOnceWithOptions(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()),
Options.priority(RpcPriority.LOW));
List<CommitRequest> commitRequests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(commitRequests).hasSize(1);
CommitRequest commit = commitRequests.get(0);
assertNotNull(commit.getSingleUseTransaction());
assertTrue(commit.getSingleUseTransaction().hasReadWrite());
assertNotNull(commit.getRequestOptions());
assertEquals(Priority.PRIORITY_LOW, commit.getRequestOptions().getPriority());
}
@Test
public void testWriteAtLeastOnceWithTagOptions() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
client.writeAtLeastOnceWithOptions(
Collections.singletonList(
Mutation.newInsertBuilder("FOO").set("ID").to(1L).set("NAME").to("Bar").build()),
Options.tag("app=spanner,env=test"));
List<CommitRequest> commitRequests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(commitRequests).hasSize(1);
CommitRequest commit = commitRequests.get(0);
assertNotNull(commit.getSingleUseTransaction());
assertTrue(commit.getSingleUseTransaction().hasReadWrite());
assertNotNull(commit.getRequestOptions());
assertThat(commit.getRequestOptions().getTransactionTag()).isEqualTo("app=spanner,env=test");
assertThat(commit.getRequestOptions().getRequestTag()).isEmpty();
}
@Test
public void testBatchWriteAtLeastOnceWithoutOptions() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
ServerStream<BatchWriteResponse> responseStream = client.batchWriteAtLeastOnce(MUTATION_GROUPS);
int idx = 0;
for (BatchWriteResponse response : responseStream) {
assertEquals(
response.getStatus(),
com.google.rpc.Status.newBuilder().setCode(com.google.rpc.Code.OK_VALUE).build());
assertEquals(response.getIndexesList(), ImmutableList.of(idx, idx + 1));
idx += 2;
}
assertNotNull(responseStream);
List<BatchWriteRequest> requests = mockSpanner.getRequestsOfType(BatchWriteRequest.class);
assertEquals(requests.size(), 1);
BatchWriteRequest request = requests.get(0);
assertEquals(request.getMutationGroupsCount(), 4);
assertEquals(request.getRequestOptions().getPriority(), Priority.PRIORITY_UNSPECIFIED);
}
@Test
public void testBatchWriteAtLeastOnceWithOptions() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
ServerStream<BatchWriteResponse> responseStream =
client.batchWriteAtLeastOnce(MUTATION_GROUPS, Options.priority(RpcPriority.LOW));
for (BatchWriteResponse response : responseStream) {}
assertNotNull(responseStream);
List<BatchWriteRequest> requests = mockSpanner.getRequestsOfType(BatchWriteRequest.class);
assertEquals(requests.size(), 1);
BatchWriteRequest request = requests.get(0);
assertEquals(request.getMutationGroupsCount(), 4);
assertEquals(request.getRequestOptions().getPriority(), Priority.PRIORITY_LOW);
}
@Test
public void testBatchWriteAtLeastOnceWithTagOptions() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
ServerStream<BatchWriteResponse> responseStream =
client.batchWriteAtLeastOnce(MUTATION_GROUPS, Options.tag("app=spanner,env=test"));
for (BatchWriteResponse response : responseStream) {}
assertNotNull(responseStream);
List<BatchWriteRequest> requests = mockSpanner.getRequestsOfType(BatchWriteRequest.class);
assertEquals(requests.size(), 1);
BatchWriteRequest request = requests.get(0);
assertEquals(request.getMutationGroupsCount(), 4);
assertEquals(request.getRequestOptions().getTransactionTag(), "app=spanner,env=test");
assertThat(request.getRequestOptions().getRequestTag()).isEmpty();
}
@Test
public void testExecuteQueryWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
try (ResultSet resultSet =
client
.singleUse()
.executeQuery(SELECT1, Options.tag("app=spanner,env=test,action=query"))) {
while (resultSet.next()) {}
}
List<ExecuteSqlRequest> requests = mockSpanner.getRequestsOfType(ExecuteSqlRequest.class);
assertThat(requests).hasSize(1);
ExecuteSqlRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=query");
assertThat(request.getRequestOptions().getTransactionTag()).isEmpty();
}
@Test
public void testExecuteReadWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
try (ResultSet resultSet =
client
.singleUse()
.read(
READ_TABLE_NAME,
KeySet.singleKey(Key.of(1L)),
READ_COLUMN_NAMES,
Options.tag("app=spanner,env=test,action=read"))) {
while (resultSet.next()) {}
}
List<ReadRequest> requests = mockSpanner.getRequestsOfType(ReadRequest.class);
assertThat(requests).hasSize(1);
ReadRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=read");
assertThat(request.getRequestOptions().getTransactionTag()).isEmpty();
}
@Test
public void testReadWriteExecuteQueryWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
TransactionRunner runner =
client.readWriteTransaction(Options.tag("app=spanner,env=test,action=txn"));
runner.run(
transaction -> {
try (ResultSet resultSet =
transaction.executeQuery(SELECT1, Options.tag("app=spanner,env=test,action=query"))) {
while (resultSet.next()) {}
}
return null;
});
List<ExecuteSqlRequest> requests = mockSpanner.getRequestsOfType(ExecuteSqlRequest.class);
assertThat(requests).hasSize(1);
ExecuteSqlRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=query");
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=txn");
}
@Test
public void testReadWriteExecuteReadWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
TransactionRunner runner =
client.readWriteTransaction(Options.tag("app=spanner,env=test,action=txn"));
runner.run(
transaction -> {
try (ResultSet resultSet =
transaction.read(
READ_TABLE_NAME,
KeySet.singleKey(Key.of(1L)),
READ_COLUMN_NAMES,
Options.tag("app=spanner,env=test,action=read"))) {
while (resultSet.next()) {}
}
return null;
});
List<ReadRequest> requests = mockSpanner.getRequestsOfType(ReadRequest.class);
assertThat(requests).hasSize(1);
ReadRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=read");
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=txn");
}
@Test
public void testExecuteUpdateWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
TransactionRunner runner = client.readWriteTransaction();
runner.run(
transaction ->
transaction.executeUpdate(
UPDATE_STATEMENT, Options.tag("app=spanner,env=test,action=update")));
List<ExecuteSqlRequest> requests = mockSpanner.getRequestsOfType(ExecuteSqlRequest.class);
assertThat(requests).hasSize(1);
ExecuteSqlRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=update");
assertThat(request.getRequestOptions().getTransactionTag()).isEmpty();
}
@Test
public void testBatchUpdateWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
TransactionRunner runner =
client.readWriteTransaction(Options.tag("app=spanner,env=test,action=txn"));
runner.run(
transaction ->
transaction.batchUpdate(
Collections.singletonList(UPDATE_STATEMENT),
Options.tag("app=spanner,env=test,action=batch")));
List<ExecuteBatchDmlRequest> requests =
mockSpanner.getRequestsOfType(ExecuteBatchDmlRequest.class);
assertThat(requests).hasSize(1);
ExecuteBatchDmlRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=batch");
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=txn");
}
@Test
public void testPartitionedDMLWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
client.executePartitionedUpdate(
UPDATE_STATEMENT, Options.tag("app=spanner,env=test,action=dml"));
List<ExecuteSqlRequest> requests = mockSpanner.getRequestsOfType(ExecuteSqlRequest.class);
assertThat(requests).hasSize(1);
ExecuteSqlRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag())
.isEqualTo("app=spanner,env=test,action=dml");
assertThat(request.getRequestOptions().getTransactionTag()).isEmpty();
}
@Test
public void testCommitWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
TransactionRunner runner =
client.readWriteTransaction(Options.tag("app=spanner,env=test,action=commit"));
runner.run(
transaction -> {
transaction.buffer(Mutation.delete("TEST", KeySet.all()));
return null;
});
List<CommitRequest> requests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(requests).hasSize(1);
CommitRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag()).isEmpty();
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=commit");
}
@Test
public void testTransactionManagerCommitWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
TransactionManager manager =
client.transactionManager(Options.tag("app=spanner,env=test,action=manager"));
TransactionContext transaction = manager.begin();
transaction.buffer(Mutation.delete("TEST", KeySet.all()));
manager.commit();
List<CommitRequest> requests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(requests).hasSize(1);
CommitRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag()).isEmpty();
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=manager");
}
@Test
public void testAsyncRunnerCommitWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
AsyncRunner runner = client.runAsync(Options.tag("app=spanner,env=test,action=runner"));
get(
runner.runAsync(
txn -> {
txn.buffer(Mutation.delete("TEST", KeySet.all()));
return ApiFutures.immediateFuture(null);
},
executor));
List<CommitRequest> requests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(requests).hasSize(1);
CommitRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag()).isEmpty();
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=runner");
}
@Test
public void testAsyncTransactionManagerCommitWithTag() {
DatabaseClient client =
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
try (AsyncTransactionManager manager =
client.transactionManagerAsync(Options.tag("app=spanner,env=test,action=manager"))) {
TransactionContextFuture transaction = manager.beginAsync();
get(
transaction
.then(
(txn, input) -> {
txn.buffer(Mutation.delete("TEST", KeySet.all()));
return ApiFutures.immediateFuture(null);
},
executor)
.commitAsync());
}
List<CommitRequest> requests = mockSpanner.getRequestsOfType(CommitRequest.class);
assertThat(requests).hasSize(1);
CommitRequest request = requests.get(0);
assertNotNull(request.getRequestOptions());
assertThat(request.getRequestOptions().getRequestTag()).isEmpty();
assertThat(request.getRequestOptions().getTransactionTag())
.isEqualTo("app=spanner,env=test,action=manager");
}
@Test
public void singleUse() {
DatabaseClientImpl client =
(DatabaseClientImpl)
spanner.getDatabaseClient(DatabaseId.of(TEST_PROJECT, TEST_INSTANCE, TEST_DATABASE));
Set<PooledSessionFuture> checkedOut = client.pool.checkedOutSessions;