01: /*
02: * Copyright 1999-2004 The Apache Software Foundation
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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.JXPathTestCase;
19: import org.apache.commons.jxpath.ri.Parser;
20:
21: /**
22: * Tests the determination of whether an expression is context dependent.
23: *
24: * @author Dmitri Plotnikov
25: * @version $Revision: 1.5 $ $Date: 2004/02/29 14:17:42 $
26: */
27:
28: public class ContextDependencyTest extends JXPathTestCase {
29: public ContextDependencyTest(String name) {
30: super (name);
31: }
32:
33: public void testContextDependency() {
34: testContextDependency("1", false);
35: testContextDependency("$x", false);
36: testContextDependency("/foo", false);
37: testContextDependency("foo", true);
38: testContextDependency("/foo[3]", false);
39: testContextDependency("/foo[$x]", false);
40: testContextDependency("/foo[bar]", true);
41: testContextDependency("3 + 5", false);
42: testContextDependency("test:func(3, 5)", true);
43: testContextDependency("test:func(3, foo)", true);
44: }
45:
46: public void testContextDependency(String xpath, boolean expected) {
47: Expression expr = (Expression) Parser.parseExpression(xpath,
48: new TreeCompiler());
49:
50: assertEquals("Context dependency <" + xpath + ">", expected,
51: expr.isContextDependent());
52: }
53: }
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