1   /*
2    * Copyright 2003-2004 The Apache Software Foundation.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.commons.math.stat.descriptive.moment;
17  
18  import org.apache.commons.math.stat.descriptive.StorelessUnivariateStatisticAbstractTest;
19  import org.apache.commons.math.stat.descriptive.UnivariateStatistic;
20  
21  /**
22   * Test cases for the {@link FirstMoment} class.
23   * @version $Revision: 155427 $ $Date: 2005-02-26 06:11:52 -0700 (Sat, 26 Feb 2005) $
24   */
25  public class FirstMomentTest extends StorelessUnivariateStatisticAbstractTest{
26  
27      /** descriptive statistic. */
28      protected FirstMoment stat;
29      
30      /**
31       * @param name
32       */
33      public FirstMomentTest(String name) {
34          super(name);
35      }
36      
37      /**
38       * @see org.apache.commons.math.stat.descriptive.UnivariateStatisticAbstractTest#getUnivariateStatistic()
39       */
40      public UnivariateStatistic getUnivariateStatistic() {
41          return new FirstMoment();
42      }
43  
44      /**
45       * @see org.apache.commons.math.stat.descriptive.UnivariateStatisticAbstractTest#expectedValue()
46       */
47      public double expectedValue() {
48          return this.mean;
49      }
50  
51  }