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From ke...@apache.org
Subject svn commit: r964240 - in /incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util: ./ Base64Test.java CacheMapTest.java EnterpriseEntityResolverTest.java LDAPTest.java UtilityTest.java XMLTest.java
Date Wed, 14 Jul 2010 22:52:57 GMT
Author: kelly
Date: Wed Jul 14 22:52:57 2010
New Revision: 964240

URL: http://svn.apache.org/viewvc?rev=964240&view=rev
Log:
WIP OODT-15
Import additional unit tests for XML entity resolvers, LDAP, misc XML functions, the CacheMap
class, misc utilities, etc.

Added:
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/Base64Test.java
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/CacheMapTest.java
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/EnterpriseEntityResolverTest.java
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/LDAPTest.java
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/UtilityTest.java
    incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/XMLTest.java

Added: incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/Base64Test.java
URL: http://svn.apache.org/viewvc/incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/Base64Test.java?rev=964240&view=auto
==============================================================================
--- incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/Base64Test.java (added)
+++ incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/Base64Test.java Wed
Jul 14 22:52:57 2010
@@ -0,0 +1,40 @@
+// Licensed to the Apache Software Foundation (ASF) under one or more contributor
+// license agreements.  See the NOTICE.txt file 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.oodt.commons.util;
+
+import java.io.*;
+import java.util.*;
+import junit.framework.*;
+
+/** Unit test the {@link Base64} class.
+ *
+ * @author Kelly
+ */ 
+public class Base64Test extends TestCase {
+	/** Construct the test case for the {@link Base64} class. */
+	public Base64Test(String name) {
+		super(name);
+	}
+
+	/** Test encoding and decoding.
+	 */
+	public void testEncDec() {
+		byte[] a = Base64.encode("abcde".getBytes());
+		assertTrue("Base-64 encoding failed", Arrays.equals("YWJjZGU=".getBytes(), a));
+		byte[] b = Base64.decode("YWJjZGU=".getBytes());
+		assertTrue("Base-64 decoding failed", Arrays.equals("abcde".getBytes(), b));
+	}
+}

Added: incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/CacheMapTest.java
URL: http://svn.apache.org/viewvc/incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/CacheMapTest.java?rev=964240&view=auto
==============================================================================
--- incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/CacheMapTest.java (added)
+++ incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/CacheMapTest.java Wed
Jul 14 22:52:57 2010
@@ -0,0 +1,112 @@
+// Licensed to the Apache Software Foundation (ASF) under one or more contributor
+// license agreements.  See the NOTICE.txt file 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.oodt.commons.util;
+
+import java.io.*;
+import java.util.*;
+import junit.framework.*;
+
+/** Unit test the {@link CacheMap} class.
+ *
+ * @author Kelly
+ */ 
+public class CacheMapTest extends TestCase {
+	/** Construct the test case for the {@link CacheMap} class. */
+	public CacheMapTest(String name) {
+		super(name);
+	}
+
+	/** Test the caching operation. */
+	public void testCache() {
+		CacheMap c = new CacheMap(3);
+		c.put("alpha", "1");
+		c.put("beta", "2");
+		c.put("gamma", "3");
+		// gamma beta alpha
+		assertEquals("2", c.get("beta"));
+		// beta gamma alpha
+		c.put("delta", "4");
+		// delta beta gamma
+		assertNull(c.get("alpha"));
+	}
+
+	/** Test the {@link CacheMap#size} and {@link CacheMap#isEmpty} methods. */
+	public void testSize() {
+		CacheMap c = new CacheMap(3);
+		assertEquals(0, c.size());
+		assertTrue(c.isEmpty());
+		c.put("alpha", "1");
+		// alpha
+		assertEquals(1, c.size());
+		c.put("beta", "2");
+		// beta alpha
+		assertEquals(2, c.size());
+		c.put("gamma", "3");
+		// gamma beta alpha
+		assertEquals(3, c.size());
+		c.put("delta", "4");
+		// delta gamma beta
+		assertEquals(3, c.size());
+		c.clear();
+		assertTrue(c.isEmpty());
+	}
+
+	/** Test the {@link CacheMap#containsKey} and {@link CacheMap#containsValue} methods. */
+	public void testContains() {
+		CacheMap c = new CacheMap(3);
+		c.put("alpha", "1");
+		c.put("beta", "2");
+		c.put("gamma", "3");
+
+		assertTrue(c.containsKey("alpha"));
+		assertTrue(!c.containsKey("hungus"));
+		assertTrue(c.containsValue("2"));
+		assertTrue(!c.containsValue("x"));
+	}
+
+	/** Test value replacement for the same key. */
+	public void testRePut() {
+		CacheMap c = new CacheMap(3);
+		c.put("alpha", "1");
+		c.put("beta", "2");
+		c.put("gamma", "3");
+		// (gamma, 3) (beta, 2) (alpha, 1)
+		c.put("alpha", "x");
+		// (alpha, x), (gamma, 3) (beta, 2)
+		assertEquals("x", c.get("alpha"));
+		// (alpha, x), (gamma, 3) (beta, 2)
+		c.put("delta", "y");
+		// (delta, y) (alpha, x), (gamma, 3)
+		assertEquals(3, c.size());
+		assertNull(c.get("beta"));
+	}
+
+	/** Test the {@link CacheMap#remove} method. */
+	public void testRemove() {
+		CacheMap c = new CacheMap(3);
+		c.put("alpha", "1");
+		c.put("beta", "2");
+		c.put("gamma", "3");
+		// gamma beta alpha
+		c.put("delta", "4");
+		// delta gamma beta
+		assertEquals("3", c.remove("gamma"));
+		// delta beta
+		assertNull(c.remove("gamma"));
+		assertNull(c.remove("alpha"));
+	}
+}
+

Added: incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/EnterpriseEntityResolverTest.java
URL: http://svn.apache.org/viewvc/incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/EnterpriseEntityResolverTest.java?rev=964240&view=auto
==============================================================================
--- incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/EnterpriseEntityResolverTest.java
(added)
+++ incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/EnterpriseEntityResolverTest.java
Wed Jul 14 22:52:57 2010
@@ -0,0 +1,121 @@
+// Licensed to the Apache Software Foundation (ASF) under one or more contributor
+// license agreements.  See the NOTICE.txt file 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.oodt.commons.util;
+
+import java.io.File;
+import java.util.Collections;
+import java.util.List;
+import junit.framework.TestCase;
+
+/**
+ * Unit test the EnterpriseEntityResolver class.
+ *
+ * @author Kelly
+ */ 
+public class EnterpriseEntityResolverTest extends TestCase {
+	/** Construct the test case for the XML class.
+	 *
+	 * @param name Case name
+	 */
+	public EnterpriseEntityResolverTest(String name) {
+		super(name);
+	}
+
+	/**
+	 * Create a temporary directory with a temporary file as the test entity.
+	 *
+	 * @throws Exception if an error occurs.
+	 */
+	public void setUp() throws Exception {
+		super.setUp();
+		testDir = File.createTempFile("eet", ".dir");
+		testDir.delete();
+		testDir.mkdir();
+		testFile = new File(testDir, "test-entry-do-not-remove.dtd");
+		if (!testFile.createNewFile())
+			throw new Exception(testFile + " already exists, but shouldn't");
+	}
+
+	/**
+	 * Delete the temporary file entity and test directory.
+	 *
+	 * @throws Exception if an error occurs.
+	 */
+	public void tearDown() throws Exception{
+		testFile.delete();
+		testDir.delete();
+		super.tearDown();
+	}
+
+	/**
+	 * Test if the entity parser works at initialization time.
+	 */
+	public void testEntityParsing() {
+		assertEquals("test-entry-do-not-remove.dtd",
+			EnterpriseEntityResolver.entities.get("-//JPL//DTD TEST ENTRY DO NOT REMOVE//EN"));
+	}
+
+	/**
+	 * Test if the resolver computes filenames based on public and system identifiers.
+	 */
+	public void testFilenameComputation() {
+		assertNull(EnterpriseEntityResolver.computeFilename(null, null));
+		assertNull(EnterpriseEntityResolver.computeFilename(null, "unknown"));
+		assertNull(EnterpriseEntityResolver.computeFilename("unknown", null));
+		assertNull(EnterpriseEntityResolver.computeFilename("unknown", "unknown"));
+
+		assertEquals("test-entry-do-not-remove.dtd",
+			EnterpriseEntityResolver.computeFilename("-//JPL//DTD TEST ENTRY DO NOT REMOVE//EN", null));
+		assertEquals("test-entry-do-not-remove.dtd",
+			EnterpriseEntityResolver.computeFilename(null, "http://oodt.jpl.nasa.gov/test-entry-do-not-remove.dtd"));
+		assertEquals("test-entry-do-not-remove.dtd",
+			EnterpriseEntityResolver.computeFilename("-//JPL//DTD TEST ENTRY DO NOT REMOVE//EN",
+				"illegal-url:test-entry-do-not-remove.dtd"));
+		assertEquals("test-entry-do-not-remove.dtd",
+			EnterpriseEntityResolver.computeFilename("illegal-FPI",
+				"http://oodt.jpl.nasa.gov/test-entry-do-not-remove.dtd"));
+		assertEquals("test-entry-do-not-remove.dtd",
+			EnterpriseEntityResolver.computeFilename("-//JPL//DTD TEST ENTRY DO NOT REMOVE//EN",
+				"http://oodt.jpl.nasa.gov/test-entry-do-not-remove.dtd"));
+	}
+
+	/**
+	 * Test if the resolver finds a file based on a list of directories and name.
+	 */
+	public void testFileFinding() {
+		List dirs = Collections.singletonList(testDir.toString());
+		assertEquals(testFile, EnterpriseEntityResolver.findFile(dirs, testFile.getName()));
+	}
+
+	/**
+	 * Test if the resolver can convert a string specification of entity references
+	 * into a {@link List}.
+	 */
+	public void testDirFinding() {
+		List dirs = EnterpriseEntityResolver.getEntityRefDirs("");
+		assertTrue(dirs.isEmpty());
+		dirs = EnterpriseEntityResolver.getEntityRefDirs("/tmp,/usr/local/xml");
+		assertEquals(2, dirs.size());
+		assertEquals("/tmp", dirs.get(0));
+		assertEquals("/usr/local/xml", dirs.get(1));
+	}
+
+	/** Test directory to hold <var>testFile</var>, the test entity. */
+	private File testDir;
+
+	/** The test entity. */
+	private File testFile;
+}

Added: incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/LDAPTest.java
URL: http://svn.apache.org/viewvc/incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/LDAPTest.java?rev=964240&view=auto
==============================================================================
--- incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/LDAPTest.java (added)
+++ incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/LDAPTest.java Wed Jul
14 22:52:57 2010
@@ -0,0 +1,39 @@
+// Licensed to the Apache Software Foundation (ASF) under one or more contributor
+// license agreements.  See the NOTICE.txt file 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.oodt.commons.util;
+
+import java.io.*;
+import java.util.*;
+import junit.framework.*;
+
+/** Unit test the {@link LDAP} class.
+ *
+ * @author Kelly
+ */ 
+public class LDAPTest extends TestCase {
+	/** Construct the test case for the {@link LDAP} class. */
+	public LDAPTest(String name) {
+		super(name);
+	}
+
+	/** Test the {@link LDAP#toLDAPString} method. */
+	public void testToLDAPString() {
+		String str = "Hello (World), \\How are you*?";
+		String result = LDAP.toLDAPString(str);
+		assertEquals("Hello \\28World\\29, \\5cHow are you\\2a?", result);
+	}
+}
+

Added: incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/UtilityTest.java
URL: http://svn.apache.org/viewvc/incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/UtilityTest.java?rev=964240&view=auto
==============================================================================
--- incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/UtilityTest.java (added)
+++ incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/UtilityTest.java Wed
Jul 14 22:52:57 2010
@@ -0,0 +1,45 @@
+// Licensed to the Apache Software Foundation (ASF) under one or more contributor
+// license agreements.  See the NOTICE.txt file 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.oodt.commons.util;
+
+import java.io.File;
+import java.io.IOException;
+import junit.framework.TestCase;
+
+public class UtilityTest extends TestCase {
+	public UtilityTest(String caseName) {
+		super(caseName);
+	}
+
+	public void testDelete() throws IOException {
+		File top = File.createTempFile("topdir", ".dir");
+		top.delete();
+		top.mkdir();
+		File f1 = File.createTempFile("nesteddir", ".file", top);
+		File f2 = File.createTempFile("nesteddir", ".file", top);
+		File d1 = File.createTempFile("nesteddir", ".dir", top);
+		d1.delete();
+		d1.mkdir();
+		File f3 = File.createTempFile("nesteddir", ".file", d1);
+		File d2 = File.createTempFile("nesteddir", ".dir", d1);
+		d2.delete();
+		d2.mkdir();
+		File f4 = File.createTempFile("nesteddir", ".file", d2);
+
+		assertTrue(Utility.delete(top));
+		assertTrue(!top.exists());
+	}
+}

Added: incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/XMLTest.java
URL: http://svn.apache.org/viewvc/incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/XMLTest.java?rev=964240&view=auto
==============================================================================
--- incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/XMLTest.java (added)
+++ incubator/oodt/trunk/commons/src/test/org/apache/oodt/commons/util/XMLTest.java Wed Jul
14 22:52:57 2010
@@ -0,0 +1,180 @@
+// Licensed to the Apache Software Foundation (ASF) under one or more contributor
+// license agreements.  See the NOTICE.txt file 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.oodt.commons.util;
+
+import java.io.*;
+import java.util.*;
+import junit.framework.*;
+import org.w3c.dom.*;
+import org.xml.sax.*;
+
+/** Unit test the XML class.
+ *
+ * @author Kelly
+ */ 
+public class XMLTest extends TestCase {
+	/** Construct the test case for the XML class. */
+	public XMLTest(String name) {
+		super(name);
+	}
+
+	protected void setUp() throws Exception {
+		reader = new BufferedReader(new InputStreamReader(getClass().getResourceAsStream("test.xml")));
+		inputSource = new InputSource(reader);
+	}
+
+	protected void tearDown() throws Exception {
+		reader.close();
+	}
+
+	/** Test the {@link XML#createDocument} method.
+	 */
+	public void testDocumentCreation() {
+		Document doc = XML.createDocument();
+		assertTrue(doc instanceof Document);
+	}
+
+	/** Test the {@link XML#createDOMParser} and {@link XML#serialize} methods.
+	 */
+	public void testDOM() throws Exception {
+		DOMParser p = XML.createDOMParser();
+		p.parse(inputSource);
+		Document doc = p.getDocument();
+		doc.normalize();
+		assertEquals("log", doc.getDocumentElement().getTagName());
+		java.util.zip.CRC32 crc = new java.util.zip.CRC32();
+		String result = XML.serialize(doc);
+		System.err.println("FUCK YOU: " + result);
+		crc.update(result.getBytes());
+		long value = crc.getValue();
+		assertTrue("Stringified DOM document CRC mismatch, got value = " + value, 3880488030L ==
value || 2435419114L == value || /* added by Chris Mattmann: pretty print fix */3688328384L
== value || /* other newline treatment */ 750262163L == value || 3738296466L == value /* Apache
incubator warmed up the file, so it suffered thermal expansion */);
+	}
+
+	/** Test the {@link XML#createSAXParser} method.
+	 */
+	public void testSAXParser() throws Exception {
+		SAXParser p = XML.createSAXParser();
+		MyHandler handler = new MyHandler();
+		p.setContentHandler(handler);
+		p.parse(inputSource);
+		// 25 refers to the 25 elements in the test.xml document.
+		assertEquals(25, handler.getElementCount());
+	}
+
+	/** Test the {@link XML#dump(PrintWriter,Node)} method. */
+	public void testDump() throws Exception {
+		DOMParser p = XML.createDOMParser();
+		p.parse(inputSource);
+		Document doc = p.getDocument();
+		StringWriter stringWriter = new StringWriter();
+		PrintWriter printWriter = new PrintWriter(stringWriter);
+		XML.dump(printWriter, doc);
+		printWriter.close();
+		java.util.zip.CRC32 crc = new java.util.zip.CRC32();
+		crc.update(stringWriter.getBuffer().toString().getBytes());
+		long value = crc.getValue();
+		assertTrue("Dumped DOM tree CRC mismatch; got " + value, value == 828793L || value == 2241317601L);
+	}
+
+	/** Test the {@link XML#unwrappedText} method. */
+	public void testUnwrappedText() throws Exception {
+		DOMParser p = XML.createDOMParser();
+		p.parse(inputSource);
+		Document doc = p.getDocument();
+		doc.normalize();
+
+		Node node = doc.getDocumentElement().getFirstChild().getFirstChild().getNextSibling()
+			.getNextSibling().getFirstChild().getNextSibling().getNextSibling().getNextSibling().getNextSibling();
+		assertEquals("Geeba, geeba.  Geeba geeba geeba!  Geeba, geeba, blooor? Bloorien bloreinda!",
+			XML.unwrappedText(node));
+		assertNull(XML.unwrappedText(null));
+	}
+
+	/** Test the {@link XML#add(Node,String,String)} method. */
+	public void testAddString() throws Exception {
+		Document doc = XML.createDocument();
+		Element root = doc.createElement("root");
+		doc.appendChild(root);
+		XML.add(root, "child", "child text");
+		assertEquals("child", root.getFirstChild().getNodeName());
+		assertEquals("child text", root.getFirstChild().getFirstChild().getNodeValue());
+		NodeList children = root.getChildNodes();
+		assertEquals(1, children.getLength());
+		try {
+			XML.add(null, "child", "child text");
+		} catch (IllegalArgumentException ex) {
+			return;
+		}
+		fail("Adding to a null node should fail by throwing IllegalArgumentException");
+	}
+
+	/** Test the {@link XML#add(Node,String,Object)} method. */
+	public void testAddObject() throws Exception {
+		Object obj = new Object() {
+			public String toString() {
+				return "child text";
+			}
+		};
+		Document doc = XML.createDocument();
+		Element root = doc.createElement("root");
+		doc.appendChild(root);
+		XML.add(root, "child", obj);
+		assertEquals("child", root.getFirstChild().getNodeName());
+		assertEquals("child text", root.getFirstChild().getFirstChild().getNodeValue());
+		NodeList children = root.getChildNodes();
+		assertEquals(1, children.getLength());
+		try {
+			XML.add(null, "child", obj);
+		} catch (IllegalArgumentException ex) {
+			return;
+		}
+		fail("Adding to a null node should fail by throwing IllegalArgumentException");
+	}
+	
+	/** Test the {@link XML#escape} method. */
+	public void testEscape() {
+		assertEquals("", XML.escape(""));
+		assertEquals("So I said, &quot;She said, &apos;Both 3 &amp; 2 are &lt;
5 but &gt; 0&apos; but he said &#43981;",
+			XML.escape("So I said, \"She said, 'Both 3 & 2 are < 5 but > 0' but he said
\uabcd"));
+	}
+
+
+	/** Test the {@link XML#getDOMImplementation} method. */
+	public void testGetDOMImplementation() {
+		DOMImplementation impl = XML.getDOMImplementation();
+		assertNotNull(impl);
+		DOMImplementation impl2 = XML.getDOMImplementation();
+		assertSame(impl, impl2);
+	}
+
+	/** Used by {@link #testSAXParser} */
+	private static class MyHandler extends org.xml.sax.helpers.DefaultHandler {
+		private int elementCount = 0;
+		public void endElement(String uri, String localName, String rawName) {
+			++elementCount;
+		}
+		public int getElementCount() {
+			return elementCount;
+		}
+	}
+
+	/** Reader for the test data file. */
+	private BufferedReader reader;
+
+	/** Input source for the {@link #reader}. */
+	private InputSource inputSource;
+}
+



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