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.cassandra.cql3;
  
  import java.util.Arrays;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  import org.apache.cassandra.db.marshal.AbstractType;
  import org.apache.cassandra.db.marshal.AsciiType;
  import org.apache.cassandra.db.marshal.Int32Type;
  import org.apache.cassandra.db.marshal.LongType;
  import org.apache.cassandra.db.marshal.UTF8Type;
  
  public class AssignmentTestableTest
  {
      @Test
      public void testGetPreferredCompatibleType()
      {
          testGetPreferredCompatibleType(null);
  
          testGetPreferredCompatibleType(AsciiType.instance, AsciiType.instance);
          testGetPreferredCompatibleType(UTF8Type.instance, UTF8Type.instance);
          testGetPreferredCompatibleType(AsciiType.instance, AsciiType.instance, AsciiType.instance);
          testGetPreferredCompatibleType(UTF8Type.instance, UTF8Type.instance, UTF8Type.instance);
          testGetPreferredCompatibleType(UTF8Type.instance, AsciiType.instance, UTF8Type.instance);
          testGetPreferredCompatibleType(UTF8Type.instance, UTF8Type.instance, AsciiType.instance);
  
          testGetPreferredCompatibleType(Int32Type.instance, Int32Type.instance);
          testGetPreferredCompatibleType(LongType.instance, LongType.instance);
          testGetPreferredCompatibleType(Int32Type.instance, Int32Type.instance, Int32Type.instance);
          testGetPreferredCompatibleType(LongType.instance, LongType.instance, LongType.instance);
          testGetPreferredCompatibleType(null, Int32Type.instance, LongType.instance); // not assignable
          testGetPreferredCompatibleType(null, LongType.instance, Int32Type.instance); // not assignable
      }
  
      public void testGetPreferredCompatibleType(AbstractType<?> type, AbstractType<?>... types)
      {
          Assert.assertEquals(type, AssignmentTestable.getCompatibleTypeIfKnown(Arrays.asList(types)));
      }
  }
  