/* * 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.connector.jdbc.utils; import org.apache.flink.api.common.typeinfo.BasicTypeInfo; import org.apache.flink.api.common.typeinfo.TypeInformation; import org.apache.flink.api.java.typeutils.MapTypeInfo; import org.junit.Test; import java.sql.Types; import static org.apache.flink.connector.jdbc.utils.JdbcTypeUtil.typeInformationToSqlType; import static org.junit.Assert.assertEquals; import static org.junit.Assert.fail; /** * Testing the type conversions from Flink to SQL types. */ public class JdbcTypeUtilTest { @Test public void testTypeConversions() { assertEquals(Types.INTEGER, typeInformationToSqlType(BasicTypeInfo.INT_TYPE_INFO)); testUnsupportedType(BasicTypeInfo.VOID_TYPE_INFO); testUnsupportedType(new MapTypeInfo<>(BasicTypeInfo.STRING_TYPE_INFO, BasicTypeInfo.STRING_TYPE_INFO)); } private static void testUnsupportedType(TypeInformation<?> type) { try { typeInformationToSqlType(type); fail(); } catch (IllegalArgumentException ignored) { } } }