1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.commons.math.geometry;
19  
20  import java.lang.reflect.Field;
21  
22  import org.apache.commons.math.geometry.RotationOrder;
23  
24  import junit.framework.*;
25  
26  public class RotationOrderTest
27    extends TestCase {
28  
29    public RotationOrderTest(String name) {
30      super(name);
31    }
32  
33    public void testName() {
34  
35      RotationOrder[] orders = {
36        RotationOrder.XYZ, RotationOrder.XZY, RotationOrder.YXZ,
37        RotationOrder.YZX, RotationOrder.ZXY, RotationOrder.ZYX,
38        RotationOrder.XYX, RotationOrder.XZX, RotationOrder.YXY,
39        RotationOrder.YZY, RotationOrder.ZXZ, RotationOrder.ZYZ
40      };
41  
42      for (int i = 0; i < orders.length; ++i) {
43        assertEquals(getFieldName(orders[i]), orders[i].toString());
44      }
45  
46    }
47  
48    private String getFieldName(RotationOrder order) {
49      try {
50        Field[] fields = RotationOrder.class.getFields();
51        for (int i = 0; i < fields.length; ++i) {
52          if (fields[i].get(null) == order) {
53            return fields[i].getName();
54          }
55        }
56      } catch (IllegalAccessException iae) {
57        // ignored
58      }
59      return "unknown";
60    }
61  
62    public static Test suite() {
63      return new TestSuite(RotationOrderTest.class);
64    }
65  
66  }