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Java > Open Source Codes > org > codehaus > groovy > runtime > InvokeGroovyMethodTest


1 /*
2  $Id: InvokeGroovyMethodTest.java,v 1.9 2004/01/22 15:41:27 jstrachan Exp $
3
4  Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
5
6  Redistribution and use of this software and associated documentation
7  ("Software"), with or without modification, are permitted provided
8  that the following conditions are met:
9
10  1. Redistributions of source code must retain copyright
11     statements and notices. Redistributions must also contain a
12     copy of this document.
13
14  2. Redistributions in binary form must reproduce the
15     above copyright notice, this list of conditions and the
16     following disclaimer in the documentation and/or other
17     materials provided with the distribution.
18
19  3. The name "groovy" must not be used to endorse or promote
20     products derived from this Software without prior written
21     permission of The Codehaus. For written permission,
22     please contact info@codehaus.org.
23
24  4. Products derived from this Software may not be called "groovy"
25     nor may "groovy" appear in their names without prior written
26     permission of The Codehaus. "groovy" is a registered
27     trademark of The Codehaus.
28
29  5. Due credit should be given to The Codehaus -
30     http://groovy.codehaus.org/
31
32  THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
33  ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
34  NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
35  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
36  THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
37  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
38  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
39  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
41  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
42  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
43  OF THE POSSIBILITY OF SUCH DAMAGE.
44
45  */

46
47 package org.codehaus.groovy.runtime;
48
49 import groovy.lang.Closure;
50 import groovy.lang.MetaClass;
51 import groovy.util.GroovyTestCase;
52
53 import java.util.ArrayList JavaDoc;
54 import java.util.Arrays JavaDoc;
55 import java.util.List JavaDoc;
56
57 /**
58  * Tests method invocation
59  *
60  * @author <a HREF="mailto:james@coredevelopers.net">James Strachan</a>
61  * @version $Revision: 1.9 $
62  */

63 public class InvokeGroovyMethodTest extends GroovyTestCase {
64
65     protected Invoker invoker = new Invoker();
66     private StringBuffer JavaDoc buffer;
67
68     // Method invocation tests
69
//-------------------------------------------------------------------------
70

71     public void testInvokeMethodNoParams() throws Throwable JavaDoc {
72         buffer = new StringBuffer JavaDoc();
73
74         List JavaDoc list = new ArrayList JavaDoc();
75         list.add("abc");
76         list.add("def");
77
78         invoker.invokeMethod(list, "each", new Closure(this) {
79             protected Object JavaDoc doCall(Object JavaDoc arguments) {
80                 buffer.append(arguments.toString());
81                 return null;
82             }
83
84             public MetaClass getMetaClass() {
85                 return null;
86             }
87
88             public void setMetaClass(MetaClass metaClass) {
89             }
90         });
91
92         assertEquals("buffer", "abcdef", buffer.toString());
93     }
94
95     public void testMatchesWithObject() throws Throwable JavaDoc {
96         assertMatches(new Integer JavaDoc(1), new Integer JavaDoc(1), true);
97         assertMatches(new Integer JavaDoc(1), new Integer JavaDoc(2), false);
98     }
99
100     public void testMatchesWithClass() throws Throwable JavaDoc {
101         assertMatches(new Integer JavaDoc(1), Integer JavaDoc.class, true);
102         assertMatches(new Integer JavaDoc(1), Number JavaDoc.class, true);
103         assertMatches(new Integer JavaDoc(1), Double JavaDoc.class, false);
104     }
105
106     public void testMatchesWithList() throws Throwable JavaDoc {
107         assertMatches(new Integer JavaDoc(1), Arrays.asList(new Object JavaDoc[] { new Integer JavaDoc(2), new Integer JavaDoc(1)}), true);
108         assertMatches(new Integer JavaDoc(1), Arrays.asList(new Object JavaDoc[] { new Integer JavaDoc(2), new Integer JavaDoc(3)}), false);
109     }
110
111     // Implementation methods
112
//-------------------------------------------------------------------------
113
protected void assertMatches(Object JavaDoc switchValue, Object JavaDoc caseValue, boolean expected) {
114         assertEquals(
115             "Switch on: " + switchValue + " Case: " + caseValue,
116             expected,
117             InvokerHelper.isCase(switchValue, caseValue));
118     }
119
120 }
121
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