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   * Licensed to the Apache Software Foundation (ASF) under one
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   * distributed with this work for additional information
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   * 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
   *
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   * See the License for the specific language governing permissions and
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  package org.apache.cassandra.db.rows;
  
  import org.junit.Test;
  
  import org.apache.cassandra.db.DecoratedKey;
  import org.apache.cassandra.db.marshal.CompositeType;
  import org.apache.cassandra.db.marshal.UTF8Type;
  import org.apache.cassandra.schema.TableMetadata;
  
  import static org.junit.Assert.assertEquals;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  public class PartitionSerializationExceptionTest
  {
      @Test
      public void testMessageWithSimplePartitionKey()
      {
          TableMetadata metadata = TableMetadata.builder("ks", "tbl").addPartitionKeyColumn("pk", UTF8Type.instance).offline().build();
  
          DecoratedKey key = mock(DecoratedKey.class);
          when(key.getKey()).thenReturn(UTF8Type.instance.decompose("foo"));
          
          @SuppressWarnings("unchecked") 
          BaseRowIterator<Unfiltered> partition = mock(BaseRowIterator.class);
          when(partition.metadata()).thenReturn(metadata);
          when(partition.partitionKey()).thenReturn(key);
          
          PartitionSerializationException pse = new PartitionSerializationException(partition, new RuntimeException());
          assertEquals("Failed to serialize partition key 'foo' on table 'tbl' in keyspace 'ks'.", pse.getMessage());
      }
  
      @Test
      public void testMessageWithCompositePartitionKey()
      {
          TableMetadata metadata = TableMetadata.builder("ks", "tbl")
                                                .addPartitionKeyColumn("pk1", UTF8Type.instance)
                                                .addPartitionKeyColumn("pk2", UTF8Type.instance)
                                                .offline().build();
  
          DecoratedKey key = mock(DecoratedKey.class);
          CompositeType keyType = CompositeType.getInstance(UTF8Type.instance, UTF8Type.instance);
          when(key.getKey()).thenReturn(keyType.decompose("foo", "bar"));
  
          @SuppressWarnings("unchecked")
          BaseRowIterator<Unfiltered> partition = mock(BaseRowIterator.class);
          when(partition.metadata()).thenReturn(metadata);
          when(partition.partitionKey()).thenReturn(key);
  
          PartitionSerializationException pse = new PartitionSerializationException(partition, new RuntimeException());
          assertEquals("Failed to serialize partition key 'foo:bar' on table 'tbl' in keyspace 'ks'.", pse.getMessage());
      }
  }
  