[FLINK-13632] Port ScalaOptionSerializer test to TypeSerializerUpgrad…

…eTestBase

flink-scala/src/test/java/org/apache/flink/api/scala/typeutils/ScalaOptionSerializerUpgradeTest.java

@@ -0,0 +1,104 @@
+/*
+ * 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:https://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.api.scala.typeutils;
+
+import org.apache.flink.api.common.typeutils.TypeSerializer;
+import org.apache.flink.api.common.typeutils.TypeSerializerMatchers;
+import org.apache.flink.api.common.typeutils.TypeSerializerSchemaCompatibility;
+import org.apache.flink.api.common.typeutils.TypeSerializerUpgradeTestBase;
+import org.apache.flink.api.common.typeutils.base.StringSerializer;
+import org.apache.flink.testutils.migration.MigrationVersion;
+
+import org.hamcrest.Matcher;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import scala.Option;
+
+import static org.hamcrest.CoreMatchers.is;
+
+/**
+ * A {@link org.apache.flink.api.common.typeutils.TypeSerializerUpgradeTestBase} for {@link ScalaEitherSerializerSnapshot}.
+ */
+@RunWith(Parameterized.class)
+public class ScalaOptionSerializerUpgradeTest extends TypeSerializerUpgradeTestBase<Option<String>, Option<String>> {
+
+ private static final String SPEC_NAME = "scala-option-serializer";
+
+ public ScalaOptionSerializerUpgradeTest(TestSpecification<Option<String>, Option<String>> testSpecification) {
+ super(testSpecification);
+ }
+
+ @Parameterized.Parameters(name = "Test Specification = {0}")
+ public static Collection<TestSpecification<?, ?>> testSpecifications() throws Exception {
+
+ ArrayList<TestSpecification<?, ?>> testSpecifications = new ArrayList<>();
+ for (MigrationVersion migrationVersion : MIGRATION_VERSIONS) {
+ testSpecifications.add(
+ new TestSpecification<>(
+ SPEC_NAME,
+ migrationVersion,
+ ScalaOptionSerializerSetup.class,
+ ScalaOptionSerializerVerifier.class));
+ }
+ return testSpecifications;
+ }
+
+ // ----------------------------------------------------------------------------------------------
+ // Specification for "scala-option-serializer"
+ // ----------------------------------------------------------------------------------------------
+ /**
+ * This class is only public to work with {@link org.apache.flink.api.common.typeutils.ClassRelocator}.
+ */
+ public static final class ScalaOptionSerializerSetup implements TypeSerializerUpgradeTestBase.PreUpgradeSetup<Option<String>> {
+
+ @Override
+ public TypeSerializer<Option<String>> createPriorSerializer() {
+ return new OptionSerializer<>(StringSerializer.INSTANCE);
+ }
+
+ @Override
+ public Option<String> createTestData() {
+ return Option.empty();
+ }
+ }
+
+ /**
+ * This class is only public to work with {@link org.apache.flink.api.common.typeutils.ClassRelocator}.
+ */
+ public static final class ScalaOptionSerializerVerifier implements TypeSerializerUpgradeTestBase.UpgradeVerifier<Option<String>> {
+ @Override
+ public TypeSerializer<Option<String>> createUpgradedSerializer() {
+ return new OptionSerializer<>(StringSerializer.INSTANCE);
+ }
+
+ @Override
+ public Matcher<Option<String>> testDataMatcher() {
+ return is(Option.empty());
+ }
+
+ @Override
+ public Matcher<TypeSerializerSchemaCompatibility<Option<String>>> schemaCompatibilityMatcher(MigrationVersion version) {
+ return TypeSerializerMatchers.isCompatibleAsIs();
+ }
+ }
+}