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package org.custommonkey.xmlunit;
import java.util.HashMap;
import junit.framework.TestCase;
import org.custommonkey.xmlunit.exceptions.ConfigurationException;
import org.custommonkey.xmlunit.exceptions.XpathException;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
public abstract class AbstractXpathEngineTests extends TestCase {
protected static final String[] testAttrNames = {"attrOne", "attrTwo"};
protected static final String testString =
"<test><nodeWithoutAttributes>intellectual property rights"
+ " </nodeWithoutAttributes>"
+ "<nodeWithoutAttributes>make us all poorer </nodeWithoutAttributes>"
+ "<nodeWithAttributes " + testAttrNames[0] + "=\"open source \" "
+ testAttrNames[1]
+ "=\"is the answer \">free your code from its chains"
+ "</nodeWithAttributes></test>";
protected Document testDocument;
protected abstract XpathEngine newXpathEngine();
public void testGetMatchingNodesNoMatches() throws Exception {
NodeList nodeList = newXpathEngine().getMatchingNodes("toast",
testDocument);
assertEquals(0, nodeList.getLength());
}
public void testGetMatchingNodesMatchRootElement() throws Exception {
NodeList nodeList = newXpathEngine().getMatchingNodes("test",
testDocument);
assertEquals(1, nodeList.getLength());
assertEquals(Node.ELEMENT_NODE, nodeList.item(0).getNodeType());
}
public void testGetMatchingNodesMatchElement() throws Exception {
NodeList nodeList = newXpathEngine()
.getMatchingNodes("test/nodeWithoutAttributes", testDocument);
assertEquals(2, nodeList.getLength());
assertEquals(Node.ELEMENT_NODE, nodeList.item(0).getNodeType());
}
public void testGetMatchingNodesMatchText() throws Exception {
NodeList nodeList = newXpathEngine().getMatchingNodes("test//text()",
testDocument);
assertEquals(3, nodeList.getLength());
assertEquals(Node.TEXT_NODE, nodeList.item(0).getNodeType());
}
public void testGetMatchingNodesCheckSubNodes() throws Exception {
NodeList nodeList = newXpathEngine()
.getMatchingNodes("test/nodeWithAttributes", testDocument);
assertEquals(1, nodeList.getLength());
Node aNode;
aNode = nodeList.item(0);
assertEquals(Node.ELEMENT_NODE, aNode.getNodeType());
assertEquals(true, aNode.hasAttributes());
assertEquals(true, aNode.hasChildNodes());
NodeList children = aNode.getChildNodes();
int length = children.getLength();
assertEquals(1, length);
for (int i=0; i < length; ++i) {
assertEquals(Node.TEXT_NODE, children.item(i).getNodeType());
}
NamedNodeMap attributes = aNode.getAttributes();
int numAttrs = attributes.getLength();
assertEquals(testAttrNames.length, numAttrs);
for (int i=0; i < testAttrNames.length; ++i) {
Node attrNode = attributes.getNamedItem(testAttrNames[i]);
assertNotNull(attrNode);
assertEquals(Node.ATTRIBUTE_NODE, attrNode.getNodeType());
}
}
public void testEvaluate() throws Exception {
String result = newXpathEngine().evaluate("count(test//node())",
testDocument);
assertEquals("3 elements and 3 text nodes", "6", result);
}
public void testXpathPrefixChange() throws Exception {
String testDoc = "<t:test xmlns:t=\"urn:foo\"><t:bar/></t:test>";
Document d = XMLUnit.buildControlDocument(testDoc);
HashMap<String, String> m = new HashMap<String, String>();
m.put("foo", "urn:foo");
NamespaceContext ctx = new SimpleNamespaceContext(m);
XpathEngine engine = newXpathEngine();
engine.setNamespaceContext(ctx);
NodeList l = engine.getMatchingNodes("//foo:bar", d);
assertEquals(1, l.getLength());
assertEquals(Node.ELEMENT_NODE, l.item(0).getNodeType());
String s = engine.evaluate("count(foo:test//node())", d);
assertEquals("1", s);
}
// http://sourceforge.net/forum/forum.php?thread_id=1832061&forum_id=73274
public void testXpathExistsWithNsAndLocalNameSelector() throws Exception {
String testDoc =
"<MtcEnv Version=\"1.0\" xmlns=\"http://www.Mtc.com/schemas\" xmlns:bms=\"http://www.cieca.com/BMS\"> "
+ "<EnvContext> "
+ "<NameValuePair> "
+ "<Name>Timestamp</Name> "
+ "<Value>2007-07-26T11:59:00</Value> "
+ "</NameValuePair> "
+ "</EnvContext> "
+ "<EnvBodyList> "
+ "<EnvBody> "
+ "<Metadata> "
+ "<Identifier>CIECABMSAssignmentAddRq</Identifier> "
+ "</Metadata> "
+ "<Content> "
+ "<bms:CIECA> "
+ "<bms:AssignmentAddRq> "
+ "<bms:RqUID>3744f84b-ac18-5303-0082-764bdeb20df9</bms:RqUID> "
+ "</bms:AssignmentAddRq> "
+ "</bms:CIECA> "
+ "</Content> "
+ "</EnvBody> "
+ "</EnvBodyList> "
+ "</MtcEnv>";
Document d = XMLUnit.buildControlDocument(testDoc);
XpathEngine engine = newXpathEngine();
NodeList l =
engine.getMatchingNodes("//*[local-name()='RqUID'][namespace-uri()='http://www.cieca.com/BMS']", d);
assertEquals(1, l.getLength());
}
public void setUp() throws Exception {
testDocument = XMLUnit.buildControlDocument(testString);
}
public AbstractXpathEngineTests(String name) {
super(name);
}
public void testEvaluateInvalidXPath() throws Exception {
String xpath = "count(test//*[@attrOne='open source])";
try {
String result = newXpathEngine().evaluate(xpath, testDocument);
fail("expected Exception to be thrown but wasn't");
} catch (XpathException ex) {
// expected
} catch (ConfigurationException ex) {
// acceptable in the JAXP 1.2 case
}
}
}