/*
* Copyright 1999-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.jxpath.ri.compiler;
import java.text.DecimalFormatSymbols;
import org.apache.commons.jxpath.IdentityManager;
import org.apache.commons.jxpath.JXPathContext;
import org.apache.commons.jxpath.JXPathTestCase;
import org.apache.commons.jxpath.KeyManager;
import org.apache.commons.jxpath.Pointer;
import org.apache.commons.jxpath.TestMixedModelBean;
import org.apache.commons.jxpath.Variables;
import org.apache.commons.jxpath.ri.model.NodePointer;
/**
* Test basic functionality of JXPath - core functions.
*
* @author Dmitri Plotnikov
* @version $Revision: 1.10 $ $Date: 2004/05/08 20:07:09 $
*/
public class CoreFunctionTest extends JXPathTestCase {
private JXPathContext context;
/**
* Construct a new instance of this test case.
*
* @param name Name of the test case
*/
public CoreFunctionTest(String name) {
super(name);
}
public void setUp() {
if (context == null) {
context = JXPathContext.newContext(new TestMixedModelBean());
Variables vars = context.getVariables();
vars.declareVariable("nan", new Double(Double.NaN));
vars.declareVariable("bool_true", new Boolean("true"));
vars.declareVariable("bool_false", new Boolean("false"));
}
}
public void testCoreFunctions() {
assertXPathValue(context, "string(2)", "2");
assertXPathValue(context, "string($nan)", "NaN");
assertXPathValue(context, "string(-$nan)", "NaN");
assertXPathValue(context, "string(-2 div 0)", "-Infinity");
assertXPathValue(context, "string(2 div 0)", "Infinity");
assertXPathValue(context, "concat('a', 'b', 'c')", "abc");
assertXPathValue(context, "starts-with('abc', 'ab')", Boolean.TRUE);
assertXPathValue(context, "starts-with('xabc', 'ab')", Boolean.FALSE);
assertXPathValue(context, "contains('xabc', 'ab')", Boolean.TRUE);
assertXPathValue(context, "contains('xabc', 'ba')", Boolean.FALSE);
assertXPathValue(
context,
"substring-before('1999/04/01', '/')",
"1999");
assertXPathValue(
context,
"substring-after('1999/04/01', '/')",
"04/01");
assertXPathValue(context, "substring('12345', 2, 3)", "234");
assertXPathValue(context, "substring('12345', 2)", "2345");
assertXPathValue(context, "substring('12345', 1.5, 2.6)", "234");
assertXPathValue(context, "substring('12345', 0, 3)", "12");
assertXPathValue(context, "substring('12345', 0 div 0, 3)", "");
assertXPathValue(context, "substring('12345', 1, 0 div 0)", "");
assertXPathValue(context, "substring('12345', -42, 1 div 0)", "12345");
assertXPathValue(context, "substring('12345', -1 div 0, 1 div 0)", "");
assertXPathValue(context, "string-length('12345')", new Double(5));
assertXPathValue(context, "normalize-space(' abc def ')", "abc def");
assertXPathValue(context, "normalize-space('abc def')", "abc def");
assertXPathValue(context, "normalize-space(' ')", "");
assertXPathValue(context, "translate('--aaa--', 'abc-', 'ABC')", "AAA");
assertXPathValue(context, "boolean(1)", Boolean.TRUE);
assertXPathValue(context, "boolean(0)", Boolean.FALSE);
assertXPathValue(context, "boolean('x')", Boolean.TRUE);
assertXPathValue(context, "boolean('')", Boolean.FALSE);
assertXPathValue(context, "true()", Boolean.TRUE);
assertXPathValue(context, "false()", Boolean.FALSE);
assertXPathValue(context, "not(false())", Boolean.TRUE);
assertXPathValue(context, "not(true())", Boolean.FALSE);
assertXPathValue(context, "number('1')", new Double(1));
assertXPathValue(context, "number($bool_true)", new Double(1));
assertXPathValue(context, "number($bool_false)", new Double(0));
assertXPathValue(context, "floor(1.5)", new Double(1));
assertXPathValue(context, "floor(-1.5)", new Double(-2));
assertXPathValue(context, "ceiling(1.5)", new Double(2));
assertXPathValue(context, "ceiling(-1.5)", new Double(-1));
assertXPathValue(context, "round(1.5)", new Double(2));
assertXPathValue(context, "round(-1.5)", new Double(-1));
assertXPathValue(context, "null()", null);
}
public void testIDFunction() {
context.setIdentityManager(new IdentityManager() {
public Pointer getPointerByID(JXPathContext context, String id) {
NodePointer ptr = (NodePointer) context.getPointer("/document");
ptr = ptr.getValuePointer();
return ptr.getPointerByID(context, id);
}
});
assertXPathValueAndPointer(
context,
"id(101)//street",
"Tangerine Drive",
"id('101')/address[1]/street[1]");
assertXPathPointerLenient(
context,
"id(105)/address/street",
"id(105)/address/street");
}
public void testKeyFunction() {
context.setKeyManager(new KeyManager() {
public Pointer getPointerByKey(
JXPathContext context,
String key,
String value)
{
return NodePointer.newNodePointer(null, "42", null);
}
});
assertEquals("Test key", "42", context.getValue("key('a', 'b')"));
}
public void testFormatNumberFunction() {
DecimalFormatSymbols symbols = new DecimalFormatSymbols();
symbols.setDigit('D');
context.setDecimalFormatSymbols("test", symbols);
assertXPathValue(
context,
"format-number(123456789, '#.000000000')",
"123456789.000000000");
assertXPathValue(
context,
"format-number(123456789, '#.0')",
"123456789.0");
assertXPathValue(
context,
"format-number(0.123456789, '##%')",
"12%");
assertXPathValue(
context,
"format-number(123456789, '################')",
"123456789");
assertXPathValue(
context,
"format-number(123456789, 'D.0', 'test')",
"123456789.0");
assertXPathValue(
context,
"format-number(123456789, '$DDD,DDD,DDD.DD', 'test')",
"$123,456,789");
}
}