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  import org.apache.velocity.VelocityContext;
23  
24  /**
25   * This class tests support for putting static utility classes
26   * like java.lang.Math directly into the context in order to
27   * use their methods.
28   */
29  public class StaticUtilityMethodsTestCase extends BaseEvalTestCase
30  {
31      public StaticUtilityMethodsTestCase(String name)
32      {
33         super(name);
34      }
35  
36      public void testMath()
37      {
38          context.put("Math", Math.class);
39          assertEvalEquals("java.lang.Math", "$Math.name");
40          assertEvalEquals("3.0", "$Math.ceil(2.5)");
41      }
42  
43      public void testFoo()
44      {
45          context.put("Foo", Foo.class);
46          assertEvalEquals("test", "$Foo.foo('test')");
47      }
48  
49  
50      public static class Foo
51      {
52          private Foo() {}
53          public static String foo(String s)
54          {
55              return s == null ? "foo" : s;
56          }
57      }
58  }