content: /*
   * 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.calcite.avatica.remote;
  
  import org.apache.calcite.avatica.proto.Requests;
  
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.fail;
  
  /**
   * Test class for ProtobufService.
   */
  public class ProtobufServiceTest {
  
    @Test public void testCastProtobufMessage() {
      final Requests.CommitRequest commitReq =
          Requests.CommitRequest.newBuilder().setConnectionId("cnxn1").build();
      final Requests.RollbackRequest rollbackReq =
          Requests.RollbackRequest.newBuilder().setConnectionId("cnxn1").build();
  
      assertEquals(commitReq,
          ProtobufService.castProtobufMessage(commitReq, Requests.CommitRequest.class));
      assertEquals(rollbackReq,
          ProtobufService.castProtobufMessage(rollbackReq, Requests.RollbackRequest.class));
  
      try {
        ProtobufService.castProtobufMessage(commitReq, Requests.RollbackRequest.class);
        fail("Should have seen IllegalArgumentException casting CommitRequest into RollbackRequest");
      } catch (IllegalArgumentException e) {
        // Expected
      }
  
      try {
        ProtobufService.castProtobufMessage(rollbackReq, Requests.CommitRequest.class);
        fail("Should have seen IllegalArgumentException casting RollbackRequest into CommitRequest");
      } catch (IllegalArgumentException e) {
        // Expected
      }
    }
  }
  
  // End ProtobufServiceTest.java
  