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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.synapse.util;
import junit.framework.TestCase;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMNamespace;
import org.apache.synapse.MessageContext;
import org.apache.synapse.TestMessageContext;
import org.apache.synapse.util.xpath.SynapseXPath;
import org.apache.synapse.core.axis2.Axis2MessageContext;
import org.apache.synapse.mediators.TestUtils;
import org.jaxen.SimpleVariableContext;
import java.util.HashMap;
/**
*
*/
public class SynapseXPathTest extends TestCase {
String message = "This is XPath test";
public void testStringXPath() throws Exception {
SynapseXPath xpath = SynapseXPath.parseXPathString("$body//{http://somens}test");
MessageContext ctx = TestUtils.getTestContext("<m0:test xmlns:m0=\"http://somens\">" + message + "</m0:test>");
assertEquals(message, xpath.stringValueOf(ctx));
}
public void testStringXPath2() throws Exception {
SynapseXPath xpath = SynapseXPath.parseXPathString("$body//{http://somens}test/{http://someother}another");
MessageContext ctx = TestUtils.getTestContext("<m0:test xmlns:m0=\"http://somens\"><m1:another xmlns:m1=\"http://someother\">" + message + "</m1:another></m0:test>");
assertEquals(message, xpath.stringValueOf(ctx));
}
public void testAbsoluteXPath() throws Exception {
SynapseXPath xpath = new SynapseXPath("//test");
MessageContext ctx = TestUtils.getTestContext("<test>" + message + "</test>");
assertEquals(message, xpath.stringValueOf(ctx));
}
public void testBodyRelativeXPath() throws Exception {
SynapseXPath xpath = new SynapseXPath("$body/test");
MessageContext ctx = TestUtils.getTestContext("<test>" + message + "</test>");
assertEquals(message, xpath.stringValueOf(ctx));
Object node = xpath.selectSingleNode(ctx);
assertTrue(node instanceof OMElement);
assertEquals(message, ((OMElement)node).getText());
}
public void testHeaderRelativeXPath() throws Exception {
MessageContext ctx = TestUtils.getTestContext("<test>" + message + "</test>");
OMFactory fac = ctx.getEnvelope().getOMFactory();
OMNamespace ns = fac.createOMNamespace("http://test", "t");
ctx.getEnvelope().getHeader().addHeaderBlock("test", ns).setText(message);
ctx.getEnvelope().getHeader().addHeaderBlock("test2", ns);
SynapseXPath xpath = new SynapseXPath("$header/t:test");
xpath.addNamespace(ns);
assertEquals(message, xpath.stringValueOf(ctx));
xpath = new SynapseXPath("$header/*");
assertEquals(2, xpath.selectNodes(ctx).size());
}
public void testContextProperties() throws Exception {
SynapseXPath xpath = new SynapseXPath("$ctx:test");
MessageContext synCtx = new TestMessageContext();
synCtx.setProperty("test", message);
assertEquals(xpath.evaluate(synCtx), message);
}
public void testAxis2ContextProperties() throws Exception {
Axis2MessageContext synCtx = TestUtils.getAxis2MessageContext("<test/>", null);
synCtx.getAxis2MessageContext().setProperty("test", message);
synCtx.getAxis2MessageContext().setProperty("test2", "1234");
assertEquals(message, new SynapseXPath("$axis2:test").evaluate(synCtx));
assertEquals(1234, new SynapseXPath("$axis2:test2").numberValueOf(synCtx).intValue());
assertTrue(new SynapseXPath("$axis2:test2 = 1234").booleanValueOf(synCtx));
}
public void testStandardXPathFunctions() throws Exception {
MessageContext ctx = TestUtils.getTestContext("<test>123456</test>");
assertEquals(6, new SynapseXPath("string-length(//test)").numberValueOf(ctx).intValue());
}
public void testCustomVariables() throws Exception {
SynapseXPath xpath = new SynapseXPath("$myvar");
SimpleVariableContext variableContext = new SimpleVariableContext();
variableContext.setVariableValue("myvar", "myvalue");
xpath.setVariableContext(variableContext);
assertEquals("myvalue", xpath.evaluate(TestUtils.getTestContext("<test/>")));
}
}