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Java > Open Source Codes > org > apache > commons > jxpath > ri > compiler > CoreOperationTest


1 /*
2  * Copyright 1999-2004 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.jxpath.ri.compiler;
17
18 import org.apache.commons.jxpath.JXPathContext;
19 import org.apache.commons.jxpath.JXPathTestCase;
20 import org.apache.commons.jxpath.Variables;
21
22 /**
23  * Test basic functionality of JXPath - infoset types,
24  * operations.
25  *
26  * @author Dmitri Plotnikov
27  * @version $Revision: 1.5 $ $Date: 2004/02/29 14:17:42 $
28  */
29
30 public class CoreOperationTest extends JXPathTestCase {
31     private JXPathContext context;
32
33     /**
34      * Construct a new instance of this test case.
35      *
36      * @param name Name of the test case
37      */
38     public CoreOperationTest(String JavaDoc name) {
39         super(name);
40     }
41
42     public void setUp() {
43         if (context == null) {
44             context = JXPathContext.newContext(null);
45             Variables vars = context.getVariables();
46             vars.declareVariable("integer", new Integer JavaDoc(1));
47         }
48     }
49
50     public void testInfoSetTypes() {
51
52         // Numbers
53 assertXPathValue(context, "1", new Double JavaDoc(1.0));
54         assertXPathPointer(context, "1", "1");
55         assertXPathValueIterator(context, "1", list(new Double JavaDoc(1.0)));
56
57         assertXPathPointerIterator(context, "1", list("1"));
58
59         assertXPathValue(context, "-1", new Double JavaDoc(-1.0));
60         assertXPathValue(context, "2 + 2", new Double JavaDoc(4.0));
61         assertXPathValue(context, "3 - 2", new Double JavaDoc(1.0));
62         assertXPathValue(context, "1 + 2 + 3 - 4 + 5", new Double JavaDoc(7.0));
63         assertXPathValue(context, "3 * 2", new Double JavaDoc(3.0 * 2.0));
64         assertXPathValue(context, "3 div 2", new Double JavaDoc(3.0 / 2.0));
65         assertXPathValue(context, "5 mod 2", new Double JavaDoc(1.0));
66
67         // This test produces a different result with Xalan?
68 assertXPathValue(context, "5.9 mod 2.1", new Double JavaDoc(1.0));
69
70         assertXPathValue(context, "5 mod -2", new Double JavaDoc(1.0));
71         assertXPathValue(context, "-5 mod 2", new Double JavaDoc(-1.0));
72         assertXPathValue(context, "-5 mod -2", new Double JavaDoc(-1.0));
73         assertXPathValue(context, "1 < 2", Boolean.TRUE);
74         assertXPathValue(context, "1 > 2", Boolean.FALSE);
75         assertXPathValue(context, "1 <= 1", Boolean.TRUE);
76         assertXPathValue(context, "1 >= 2", Boolean.FALSE);
77         assertXPathValue(context, "3 > 2 > 1", Boolean.FALSE);
78         assertXPathValue(context, "3 > 2 and 2 > 1", Boolean.TRUE);
79         assertXPathValue(context, "3 > 2 and 2 < 1", Boolean.FALSE);
80         assertXPathValue(context, "3 < 2 or 2 > 1", Boolean.TRUE);
81         assertXPathValue(context, "3 < 2 or 2 < 1", Boolean.FALSE);
82         assertXPathValue(context, "1 = 1", Boolean.TRUE);
83         assertXPathValue(context, "1 = '1'", Boolean.TRUE);
84         assertXPathValue(context, "1 > 2 = 2 > 3", Boolean.TRUE);
85         assertXPathValue(context, "1 > 2 = 0", Boolean.TRUE);
86         assertXPathValue(context, "1 = 2", Boolean.FALSE);
87
88         assertXPathValue(context, "$integer", new Double JavaDoc(1), Double JavaDoc.class);
89
90         assertXPathValue(context, "2 + 3", "5.0", String JavaDoc.class);
91
92         assertXPathValue(context, "2 + 3", Boolean.TRUE, boolean.class);
93
94         assertXPathValue(context, "'true'", Boolean.TRUE, Boolean JavaDoc.class);
95     }
96 }
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