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UnionSerializerMigrationTest.java
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UnionSerializerMigrationTest.java
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/*
* 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.flink.streaming.api.datastream;
import org.apache.flink.api.common.typeutils.TypeSerializer;
import org.apache.flink.api.common.typeutils.TypeSerializerSnapshotMigrationTestBase;
import org.apache.flink.api.common.typeutils.base.LongSerializer;
import org.apache.flink.api.common.typeutils.base.StringSerializer;
import org.apache.flink.streaming.api.datastream.CoGroupedStreams.TaggedUnion;
import org.apache.flink.streaming.api.datastream.CoGroupedStreams.UnionSerializer;
import org.apache.flink.streaming.api.datastream.CoGroupedStreams.UnionSerializerSnapshot;
import org.apache.flink.testutils.migration.MigrationVersion;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import java.util.Collection;
/**
* State migration tests for {@link UnionSerializer}.
*/
@RunWith(Parameterized.class)
public class UnionSerializerMigrationTest extends TypeSerializerSnapshotMigrationTestBase<TaggedUnion<String, Long>> {
public UnionSerializerMigrationTest(TestSpecification<TaggedUnion<String, Long>> testSpecification) {
super(testSpecification);
}
@SuppressWarnings("unchecked")
@Parameterized.Parameters(name = "Test Specification = {0}")
public static Collection<TestSpecification<?>> testSpecifications() {
final TestSpecifications testSpecifications = new TestSpecifications(MigrationVersion.v1_6, MigrationVersion.v1_7);
testSpecifications.add(
"union-serializer",
UnionSerializer.class,
UnionSerializerSnapshot.class,
UnionSerializerMigrationTest::stringLongRowSupplier);
return testSpecifications.get();
}
private static TypeSerializer<TaggedUnion<String, Long>> stringLongRowSupplier() {
return new UnionSerializer<>(StringSerializer.INSTANCE, LongSerializer.INSTANCE);
}
}