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Updating stress tests to improve stability when testing clustered setup
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59 changes: 59 additions & 0 deletions
59
driver/src/test/java/org/neo4j/driver/stress/AsyncFailingQueryWithRetries.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| /* | ||
| * Copyright (c) 2002-2020 "Neo4j," | ||
| * Neo4j Sweden AB [http://neo4j.com] | ||
| * | ||
| * This file is part of Neo4j. | ||
| * | ||
| * 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.neo4j.driver.stress; | ||
|
|
||
| import java.util.concurrent.CompletionStage; | ||
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| import org.neo4j.driver.AccessMode; | ||
| import org.neo4j.driver.Driver; | ||
| import org.neo4j.driver.async.AsyncSession; | ||
| import org.neo4j.driver.async.ResultCursor; | ||
| import org.neo4j.driver.internal.util.Futures; | ||
|
|
||
| import static org.hamcrest.Matchers.is; | ||
| import static org.hamcrest.junit.MatcherAssert.assertThat; | ||
| import static org.junit.jupiter.api.Assertions.assertNull; | ||
| import static org.neo4j.driver.internal.util.Matchers.arithmeticError; | ||
|
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| public class AsyncFailingQueryWithRetries<C extends AbstractContext> extends AbstractAsyncQuery<C> | ||
| { | ||
| public AsyncFailingQueryWithRetries( Driver driver ) | ||
| { | ||
| super( driver, false ); | ||
| } | ||
|
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| @Override | ||
| public CompletionStage<Void> execute( C context ) | ||
| { | ||
| AsyncSession session = newSession( AccessMode.READ, context ); | ||
|
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| return session.readTransactionAsync( tx -> tx.runAsync( "UNWIND [10, 5, 0] AS x RETURN 10 / x" ) | ||
| .thenCompose( ResultCursor::listAsync ) | ||
| .handle( ( records, error ) -> | ||
| { | ||
| session.closeAsync(); | ||
|
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| assertNull( records ); | ||
| Throwable cause = Futures.completionExceptionCause( error ); | ||
| assertThat( cause, is( arithmeticError() ) ); | ||
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| return null; | ||
| } )); | ||
| } | ||
| } |
72 changes: 72 additions & 0 deletions
72
driver/src/test/java/org/neo4j/driver/stress/AsyncReadQueryWithRetries.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| /* | ||
| * Copyright (c) 2002-2020 "Neo4j," | ||
| * Neo4j Sweden AB [http://neo4j.com] | ||
| * | ||
| * This file is part of Neo4j. | ||
| * | ||
| * 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.neo4j.driver.stress; | ||
|
|
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| import java.util.concurrent.CompletionStage; | ||
|
|
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| import org.neo4j.driver.AccessMode; | ||
| import org.neo4j.driver.Driver; | ||
| import org.neo4j.driver.Record; | ||
| import org.neo4j.driver.async.AsyncSession; | ||
| import org.neo4j.driver.async.ResultCursor; | ||
| import org.neo4j.driver.summary.ResultSummary; | ||
| import org.neo4j.driver.types.Node; | ||
|
|
||
| import static org.junit.jupiter.api.Assertions.assertNotNull; | ||
|
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| public class AsyncReadQueryWithRetries<C extends AbstractContext> extends AbstractAsyncQuery<C> | ||
| { | ||
| public AsyncReadQueryWithRetries( Driver driver, boolean useBookmark ) | ||
| { | ||
| super( driver, useBookmark ); | ||
| } | ||
|
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| @Override | ||
| public CompletionStage<Void> execute( C context ) | ||
| { | ||
| AsyncSession session = newSession( AccessMode.READ, context ); | ||
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| CompletionStage<ResultSummary> queryFinished = session.readTransactionAsync( | ||
| tx -> tx.runAsync( "MATCH (n) RETURN n LIMIT 1" ) | ||
| .thenCompose( | ||
| cursor -> cursor.nextAsync() | ||
| .thenCompose( record -> processAndGetSummary( record, cursor ) ) ) ); | ||
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| queryFinished.whenComplete( ( summary, error ) -> | ||
| { | ||
| if ( summary != null ) | ||
| { | ||
| context.readCompleted( summary ); | ||
| } | ||
| session.closeAsync(); | ||
| } ); | ||
|
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| return queryFinished.thenApply( summary -> null ); | ||
| } | ||
|
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| private CompletionStage<ResultSummary> processAndGetSummary( Record record, ResultCursor cursor ) | ||
| { | ||
| if ( record != null ) | ||
| { | ||
| Node node = record.get( 0 ).asNode(); | ||
| assertNotNull( node ); | ||
| } | ||
| return cursor.consumeAsync(); | ||
| } | ||
| } |
75 changes: 75 additions & 0 deletions
75
driver/src/test/java/org/neo4j/driver/stress/AsyncWriteQueryWithRetries.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| /* | ||
| * Copyright (c) 2002-2020 "Neo4j," | ||
| * Neo4j Sweden AB [http://neo4j.com] | ||
| * | ||
| * This file is part of Neo4j. | ||
| * | ||
| * 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.neo4j.driver.stress; | ||
|
|
||
| import java.util.concurrent.CompletionStage; | ||
|
|
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| import org.neo4j.driver.AccessMode; | ||
| import org.neo4j.driver.Driver; | ||
| import org.neo4j.driver.async.AsyncSession; | ||
| import org.neo4j.driver.async.ResultCursor; | ||
| import org.neo4j.driver.internal.util.Futures; | ||
|
|
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| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
|
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| public class AsyncWriteQueryWithRetries<C extends AbstractContext> extends AbstractAsyncQuery<C> | ||
| { | ||
| private final AbstractStressTestBase<C> stressTest; | ||
|
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| public AsyncWriteQueryWithRetries( AbstractStressTestBase<C> stressTest, Driver driver, boolean useBookmark ) | ||
| { | ||
| super( driver, useBookmark ); | ||
| this.stressTest = stressTest; | ||
| } | ||
|
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| @Override | ||
| public CompletionStage<Void> execute( C context ) | ||
| { | ||
| AsyncSession session = newSession( AccessMode.WRITE, context ); | ||
|
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| return session.writeTransactionAsync( | ||
| tx -> tx.runAsync( "CREATE ()" ) | ||
| .thenCompose( ResultCursor::consumeAsync ) ) | ||
| .handle( ( summary, error ) -> | ||
| { | ||
| session.closeAsync(); | ||
|
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| if ( error != null ) | ||
| { | ||
| handleError( Futures.completionExceptionCause( error ), context ); | ||
| } | ||
| else | ||
| { | ||
| context.setBookmark( session.lastBookmark() ); | ||
| assertEquals( 1, summary.counters().nodesCreated() ); | ||
| context.nodeCreated(); | ||
| } | ||
|
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| return null; | ||
| } ); | ||
| } | ||
|
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| private void handleError( Throwable error, C context ) | ||
| { | ||
| if ( !stressTest.handleWriteFailure( error, context ) ) | ||
| { | ||
| throw new RuntimeException( error ); | ||
| } | ||
| } | ||
| } |
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