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.utils;
  
  import org.junit.Test;
  
  import org.assertj.core.api.Assertions;
  
  public class AssertionUtilsTest
  {
      @Test
      public void isInstanceof()
      {
          Assertions.assertThat(new C())
                    .is(AssertionUtils.isInstanceof(A.class));
  
          Assertions.assertThat(new D())
                    .is(AssertionUtils.isInstanceof(A.class))
                    .is(AssertionUtils.isInstanceof(B.class));
  
          Assertions.assertThat(null instanceof A)
                    .isEqualTo(AssertionUtils.isInstanceof(A.class).matches(null));
      }
  
      interface A {}
      interface B extends A {}
      static class C implements A {}
      static class D implements B {}
  }