content: /*
   * Copyright 2007-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License").
   * You may not use this file except in compliance with the License.
   * A copy of the License is located at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * or in the "license" file accompanying this file. This file 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 com.amazon.ion.util;
  
  import static com.amazon.ion.util.Spans.currentSpan;
  import static org.junit.Assert.assertNull;
  
  import com.amazon.ion.Span;
  import com.amazon.ion.TextSpan;
  import org.junit.Test;
  
  public class SpansTest
  {
      @Test
      public void testCurrentSpan()
      {
          Span s = currentSpan(null);
          assertNull("span should be null", s);
  
          s = currentSpan(new Object());
          assertNull("span should be null", s);
      }
  
  
      @Test
      public void testCurrentSpanFacet()
      {
          TextSpan s = currentSpan(TextSpan.class, null);
          assertNull("span should be null", s);
  
          s = currentSpan(TextSpan.class, new Object());
          assertNull("span should be null", s);
      }
  }
  