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1   package org.apache.commons.beanutils2;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one or more
5    * contributor license agreements.  See the NOTICE file distributed with
6    * this work for additional information regarding copyright ownership.
7    * The ASF licenses this file to You under the Apache License, Version 2.0
8    * (the "License"); you may not use this file except in compliance with
9    * the License.  You may obtain a copy of the License at
10   *
11   *      http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  
20  import static org.apache.commons.beanutils2.BeanUtils.on;
21  import static org.junit.Assert.assertFalse;
22  import static org.junit.Assert.assertTrue;
23  
24  import org.apache.commons.beanutils2.testbeans.TestBean;
25  import org.junit.Test;
26  
27  public class HasPropertyTestCase
28  {
29  
30      @Test( expected = NullPointerException.class )
31      public void hasPropertyNull()
32          throws Exception
33      {
34          on( TestBean.class ).getProperties().hasProperty( null );
35      }
36  
37      @Test
38      public void hasPropertyUnknown()
39          throws Exception
40      {
41          boolean shouldBeFalse = on( TestBean.class ).getProperties().hasProperty( "unknown" );
42          assertFalse( shouldBeFalse );
43      }
44  
45      @Test
46      public void hasPropertyExistingProperty()
47          throws Exception
48      {
49          boolean shouldBeTrue = on( TestBean.class ).getProperties().hasProperty( "stringProperty" );
50          assertTrue( shouldBeTrue );
51      }
52  
53  }