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   * 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,
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   * See the License for the specific language governing permissions and
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  package com.datastax.oss.driver.internal.core.metadata.schema;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.api.core.metadata.schema.IndexKind;
  import com.datastax.oss.driver.api.core.metadata.schema.IndexMetadata;
  import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableMap;
  import org.junit.Test;
  
  public class IndexMetadataTest {
  
    @Test
    public void should_describe_custom_index_class_correctly() {
      IndexMetadata indexMetadata =
          new DefaultIndexMetadata(
              CqlIdentifier.fromCql("ks1"),
              CqlIdentifier.fromCql("myTable"),
              CqlIdentifier.fromCql("myName"),
              IndexKind.CUSTOM,
              "myTarget",
              ImmutableMap.of("class_name", "com.datastax.MyClass"));
      String describe = indexMetadata.describe(true);
      assertThat(describe)
          .contains(
              "CREATE CUSTOM INDEX myname ON ks1.mytable (myTarget)\n"
                  + "USING 'com.datastax.MyClass'");
    }
  }
  