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 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(1));
47          }
48      }
49  
50      public void testInfoSetTypes() {
51  
52          // Numbers
53          assertXPathValue(context, "1", new Double(1.0));
54          assertXPathPointer(context, "1", "1");
55          assertXPathValueIterator(context, "1", list(new Double(1.0)));
56  
57          assertXPathPointerIterator(context, "1", list("1"));
58  
59          assertXPathValue(context, "-1", new Double(-1.0));
60          assertXPathValue(context, "2 + 2", new Double(4.0));
61          assertXPathValue(context, "3 - 2", new Double(1.0));
62          assertXPathValue(context, "1 + 2 + 3 - 4 + 5", new Double(7.0));
63          assertXPathValue(context, "3 * 2", new Double(3.0 * 2.0));
64          assertXPathValue(context, "3 div 2", new Double(3.0 / 2.0));
65          assertXPathValue(context, "5 mod 2", new Double(1.0));
66  
67          // This test produces a different result with Xalan?
68          assertXPathValue(context, "5.9 mod 2.1", new Double(1.0));
69  
70          assertXPathValue(context, "5 mod -2", new Double(1.0));
71          assertXPathValue(context, "-5 mod 2", new Double(-1.0));
72          assertXPathValue(context, "-5 mod -2", new Double(-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(1), Double.class);
89  
90          assertXPathValue(context, "2 + 3", "5.0", String.class);
91  
92          assertXPathValue(context, "2 + 3", Boolean.TRUE, boolean.class);
93  
94          assertXPathValue(context, "'true'", Boolean.TRUE, Boolean.class);
95      }
96  }