1   package org.apache.velocity.test;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.    
20   */
21  
22  
23  /**
24   * This class tests support for putting static utility classes
25   * like java.lang.Math directly into the context in order to
26   * use their methods.
27   */
28  public class StaticUtilityMethodsTestCase extends BaseTestCase
29  {
30      public StaticUtilityMethodsTestCase(String name)
31      {
32         super(name);
33      }
34  
35      public void testMath()
36      {
37          context.put("Math", Math.class);
38          assertEvalEquals("java.lang.Math", "$Math.name");
39          assertEvalEquals("3.0", "$Math.ceil(2.5)");
40      }
41  
42      public void testFoo()
43      {
44          context.put("Foo", Foo.class);
45          assertEvalEquals("test", "$Foo.foo('test')");
46      }
47  
48  
49      public static class Foo
50      {
51          private Foo() {}
52          public static String foo(String s)
53          {
54              return s == null ? "foo" : s;
55          }
56      }
57  }