Github user twalthr commented on a diff in the pull request: https://github.com/apache/flink/pull/6201#discussion_r198207327 --- Diff: flink-libraries/flink-table/src/test/scala/org/apache/flink/table/connector/TableSinkFactoryServiceTest.scala --- @@ -0,0 +1,84 @@ +/* + * 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.table.connector + +import org.apache.flink.table.api.{NoMatchingTableConnectorException, TableException, ValidationException} +import org.apache.flink.table.descriptors.ConnectorDescriptorValidator._ +import org.apache.flink.table.descriptors.FormatDescriptorValidator._ +import org.apache.flink.table.descriptors.TableDescriptorValidator +import org.junit.Assert._ +import org.junit.Test + +import scala.collection.mutable + +class TableSinkFactoryServiceTest { + @Test + def testValidProperties(): Unit = { + val props = properties() + assertTrue(TableSinkFactoryService.findAndCreateTableConnector(props.toMap) != null) + } + + @Test(expected = classOf[NoMatchingTableConnectorException]) + def testInvalidContext(): Unit = { + val props = properties() + props.put(CONNECTOR_TYPE, "FAIL") + TableSinkFactoryService.findAndCreateTableConnector(props.toMap) + } + + @Test + def testDifferentContextVersion(): Unit = { + val props = properties() + props.put(CONNECTOR_PROPERTY_VERSION, "2") + // the table source should still be found + assertTrue(TableSinkFactoryService.findAndCreateTableConnector(props.toMap) != null) + } + + @Test(expected = classOf[ValidationException]) + def testUnsupportedProperty(): Unit = { + val props = properties() + props.put("format.path_new", "/new/path") + TableSinkFactoryService.findAndCreateTableConnector(props.toMap) + } + + @Test(expected = classOf[TableException]) + def testFailingFactory(): Unit = { + val props = properties() + props.put("failing", "true") + TableSinkFactoryService.findAndCreateTableConnector(props.toMap) + } + + private def properties(): mutable.Map[String, String] = { + val properties = mutable.Map[String, String]() + properties.put(TableDescriptorValidator.TABLE_TYPE, + TableDescriptorValidator.TABLE_TYPE_VALUE_SINK) + properties.put(CONNECTOR_TYPE, "test") --- End diff -- I would use strings here for everything (not the variables). This allows tests to fail if we refactor one of the properties.
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