/*
* Copyright (C) 2007 The Android Open Source Project
*
* 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 tests.api.javax.xml.parsers;
import junit.framework.TestCase;
import org.w3c.dom.DOMImplementation;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.EntityReference;
import org.w3c.dom.Text;
import org.xml.sax.EntityResolver;
import org.xml.sax.ErrorHandler;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import tests.api.org.xml.sax.support.MethodLogger;
import tests.api.org.xml.sax.support.MockHandler;
import tests.api.org.xml.sax.support.MockResolver;
import tests.support.resource.Support_Resources;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
public class DocumentBuilderTest extends TestCase {
private class MockDocumentBuilder extends DocumentBuilder {
public MockDocumentBuilder() {
super();
}
/*
* @see javax.xml.parsers.DocumentBuilder#getDOMImplementation()
*/
@Override
public DOMImplementation getDOMImplementation() {
// it is a fake
return null;
}
/*
* @see javax.xml.parsers.DocumentBuilder#isNamespaceAware()
*/
@Override
public boolean isNamespaceAware() {
// it is a fake
return false;
}
/*
* @see javax.xml.parsers.DocumentBuilder#isValidating()
*/
@Override
public boolean isValidating() {
// it is a fake
return false;
}
/*
* @see javax.xml.parsers.DocumentBuilder#newDocument()
*/
@Override
public Document newDocument() {
// it is a fake
return null;
}
/*
* @see javax.xml.parsers.DocumentBuilder#parse(org.xml.sax.InputSource)
*/
@Override
public Document parse(InputSource is) throws SAXException, IOException {
// it is a fake
return null;
}
/*
* @see javax.xml.parsers.DocumentBuilder#setEntityResolver(
* org.xml.sax.EntityResolver)
*/
@Override
public void setEntityResolver(EntityResolver er) {
// it is a fake
}
/*
* @see javax.xml.parsers.DocumentBuilder#setErrorHandler(
* org.xml.sax.ErrorHandler)
*/
@Override
public void setErrorHandler(ErrorHandler eh) {
// it is a fake
}
public Object clone() throws CloneNotSupportedException {
return super.clone();
}
}
DocumentBuilderFactory dbf;
DocumentBuilder db;
protected void setUp() throws Exception {
dbf = DocumentBuilderFactory.newInstance();
dbf.setIgnoringElementContentWhitespace(true);
db = dbf.newDocumentBuilder();
super.setUp();
}
protected void tearDown() throws Exception {
super.tearDown();
}
public void testDocumentBuilder() {
try {
new MockDocumentBuilder();
} catch (Exception e) {
fail("unexpected exception " + e.toString());
}
}
/**
* javax.xml.parsers.DocumentBuilder#getSchema()
* TBD getSchema() is not supported
*/
/* public void test_getSchema() {
assertNull(db.getSchema());
SchemaFactory sf =
SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
try {
Schema schema = sf.newSchema();
dbf.setSchema(schema);
assertNotNull(dbf.newDocumentBuilder().getSchema());
} catch (ParserConfigurationException pce) {
fail("Unexpected ParserConfigurationException " + pce.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
}
*/
public void testNewDocument() {
Document d;
try {
d = dbf.newDocumentBuilder().newDocument();
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
assertNotNull(d);
assertNull(d.getDoctype());
assertNull(d.getDocumentElement());
assertNull(d.getNamespaceURI());
}
public void testGetImplementation() {
DOMImplementation d;
try {
d = dbf.newDocumentBuilder().getDOMImplementation();
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
assertNotNull(d);
}
public void testIsNamespaceAware() {
try {
dbf.setNamespaceAware(true);
assertTrue(dbf.newDocumentBuilder().isNamespaceAware());
dbf.setNamespaceAware(false);
assertFalse(dbf.newDocumentBuilder().isNamespaceAware());
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
}
public void testIsValidating() {
try {
dbf.setValidating(false);
assertFalse(dbf.newDocumentBuilder().isValidating());
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
}
public void testIsXIncludeAware() {
try {
dbf.setXIncludeAware(false);
assertFalse(dbf.newDocumentBuilder().isXIncludeAware());
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
}
/**
* Tests that the Base URI for the document is populated with the file URI.
*/
public void testGetBaseURI() throws IOException, SAXException {
File f = Support_Resources.resourceToTempFile("/simple.xml");
Document d = db.parse(f);
assertTrue(d.getDocumentElement().getBaseURI().startsWith("file://"));
}
/**
* javax.xml.parsers.DocumentBuilder#parse(java.io.File)
* Case 1: Try to parse correct xml document.
* Case 2: Try to call parse() with null argument.
* Case 3: Try to parse a non-existent file.
* Case 4: Try to parse incorrect xml file.
*/
public void test_parseLjava_io_File() throws IOException {
File f = Support_Resources.resourceToTempFile("/simple.xml");
// case 1: Trivial use.
try {
Document d = db.parse(f);
assertNotNull(d);
// TBD getXmlEncoding() IS NOT SUPPORTED
// assertEquals("ISO-8859-1", d.getXmlEncoding());
assertEquals(2, d.getChildNodes().getLength());
assertEquals("#comment",
d.getChildNodes().item(0).getNodeName());
assertEquals("breakfast_menu",
d.getChildNodes().item(1).getNodeName());
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 2: Try to call parse with null argument
try {
db.parse((File)null);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException iae) {
// expected
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 3: Try to parse a non-existent file
try {
db.parse(new File("_"));
fail("Expected IOException was not thrown");
} catch (IOException ioe) {
// expected
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 4: Try to parse incorrect xml file
f = Support_Resources.resourceToTempFile("/wrong.xml");
try {
db.parse(f);
fail("Expected SAXException was not thrown");
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
// expected
}
}
/**
* javax.xml.parsers.DocumentBuilder#parse(java.io.InputStream)
* Case 1: Try to parse correct xml document.
* Case 2: Try to call parse() with null argument.
* Case 3: Try to parse a non-existent file.
* Case 4: Try to parse incorrect xml file.
*/
public void test_parseLjava_io_InputStream() {
InputStream is = getClass().getResourceAsStream("/simple.xml");
// case 1: Trivial use.
try {
Document d = db.parse(is);
assertNotNull(d);
// TBD getXmlEncoding() IS NOT SUPPORTED
// assertEquals("ISO-8859-1", d.getXmlEncoding());
assertEquals(2, d.getChildNodes().getLength());
assertEquals("#comment",
d.getChildNodes().item(0).getNodeName());
assertEquals("breakfast_menu",
d.getChildNodes().item(1).getNodeName());
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 2: Try to call parse with null argument
try {
db.parse((InputStream)null);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException iae) {
// expected
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 3: Try to parse a non-existent file
try {
db.parse(new FileInputStream("_"));
fail("Expected IOException was not thrown");
} catch (IOException ioe) {
// expected
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 4: Try to parse incorrect xml file
try {
is = getClass().getResourceAsStream("/wrong.xml");
db.parse(is);
fail("Expected SAXException was not thrown");
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
// expected
}
}
/**
* javax.xml.parsers.DocumentBuilder#parse(java.io.InputStream)
* Case 1: Try to parse correct xml document.
* Case 2: Try to call parse() with null argument.
* Case 3: Try to parse a non-existent file.
* Case 4: Try to parse incorrect xml file.
*/
public void testParseInputSource() {
InputStream stream = getClass().getResourceAsStream("/simple.xml");
InputSource is = new InputSource(stream);
// case 1: Trivial use.
try {
Document d = db.parse(is);
assertNotNull(d);
// TBD getXmlEncoding() IS NOT SUPPORTED
// assertEquals("ISO-8859-1", d.getXmlEncoding());
assertEquals(2, d.getChildNodes().getLength());
assertEquals("#comment",
d.getChildNodes().item(0).getNodeName());
assertEquals("breakfast_menu",
d.getChildNodes().item(1).getNodeName());
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 2: Try to call parse with null argument
try {
db.parse((InputSource)null);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException iae) {
// expected
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 3: Try to parse a non-existent file
try {
db.parse(new InputSource(new FileInputStream("_")));
fail("Expected IOException was not thrown");
} catch (IOException ioe) {
// expected
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 4: Try to parse incorrect xml file
try {
is = new InputSource(getClass().getResourceAsStream("/wrong.xml"));
db.parse(is);
fail("Expected SAXException was not thrown");
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
// expected
}
}
/**
* javax.xml.parsers.DocumentBuilder#parse(java.io.InputStream,
* java.lang.String)
* Case 1: Try to parse correct xml document.
* Case 2: Try to call parse() with null argument.
* Case 3: Try to parse a non-existent file.
* Case 4: Try to parse incorrect xml file.
*/
public void test_parseLjava_io_InputStreamLjava_lang_String() {
InputStream is = getClass().getResourceAsStream("/systemid.xml");
// case 1: Trivial use.
try {
Document d = db.parse(is, SAXParserTestSupport.XML_SYSTEM_ID);
assertNotNull(d);
// TBD getXmlEncoding() is not supported
// assertEquals("UTF-8", d.getXmlEncoding());
assertEquals(4, d.getChildNodes().getLength());
assertEquals("collection",
d.getChildNodes().item(0).getNodeName());
assertEquals("#comment",
d.getChildNodes().item(1).getNodeName());
assertEquals("collection",
d.getChildNodes().item(2).getNodeName());
assertEquals("#comment",
d.getChildNodes().item(3).getNodeName());
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 2: Try to call parse with null argument
try {
db.parse((InputStream)null, SAXParserTestSupport.XML_SYSTEM_ID);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException iae) {
// expected
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
fail("Unexpected SAXException " + sax.toString());
}
// case 3: Try to parse a non-existent file
// Doesn't make sense this way...
// try {
// db.parse(is, "/");
// fail("Expected IOException was not thrown");
// } catch (IOException ioe) {
// // expected
// } catch (SAXException sax) {
// fail("Unexpected SAXException " + sax.toString());
// }
// case 4: Try to parse incorrect xml file
try {
is = getClass().getResourceAsStream("/wrong.xml");
db.parse(is, SAXParserTestSupport.XML_SYSTEM_ID);
fail("Expected SAXException was not thrown");
} catch (IOException ioe) {
fail("Unexpected IOException " + ioe.toString());
} catch (SAXException sax) {
// expected
}
}
/**
* javax.xml.parsers.DocumentBuilder#parse(java.lang.String)
* Case 1: Try to parse correct xml document.
* Case 2: Try to call parse() with null argument.
* Case 3: Try to parse a non-existent uri.
* Case 4: Try to parse incorrect xml file.
*/
public void test_parseLjava_lang_String() throws Exception {
// case 1: Trivial use.
URL resource = getClass().getResource("/simple.xml");
Document d = db.parse(resource.toString());
assertNotNull(d);
// TBD getXmlEncoding() is not supported
// assertEquals("ISO-8859-1", d.getXmlEncoding());
assertEquals(2, d.getChildNodes().getLength());
assertEquals("#comment",
d.getChildNodes().item(0).getNodeName());
assertEquals("breakfast_menu",
d.getChildNodes().item(1).getNodeName());
// case 2: Try to call parse with null argument
try {
db.parse((String)null);
fail("Expected IllegalArgumentException was not thrown");
} catch (IllegalArgumentException iae) {
// expected
}
// case 3: Try to parse a non-existent uri
try {
db.parse("_");
fail("Expected IOException was not thrown");
} catch (IOException ioe) {
// expected
}
// case 4: Try to parse incorrect xml file
try {
resource = getClass().getResource("/wrong.xml");
db.parse(resource.toString());
fail("Expected SAXException was not thrown");
} catch (SAXException sax) {
// expected
}
}
public void testReset() {
// Make sure EntityResolver gets reset
InputStream source = new ByteArrayInputStream("<a>&foo;</a>".getBytes());
InputStream entity = new ByteArrayInputStream("bar".getBytes());
MockResolver resolver = new MockResolver();
resolver.addEntity("foo", "foo", new InputSource(entity));
Document d;
try {
db = dbf.newDocumentBuilder();
db.setEntityResolver(resolver);
db.reset();
d = db.parse(source);
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
Element root = (Element)d.getElementsByTagName("a").item(0);
assertEquals("foo", ((EntityReference)root.getFirstChild()).getNodeName());
// Make sure ErrorHandler gets reset
source = new ByteArrayInputStream("</a>".getBytes());
MethodLogger logger = new MethodLogger();
ErrorHandler handler = new MockHandler(logger);
try {
db = dbf.newDocumentBuilder();
db.setErrorHandler(handler);
db.reset();
d = db.parse(source);
} catch (SAXParseException e) {
// Expected
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(0, logger.size());
}
public void testSetErrorHandler() {
// Ordinary case
InputStream source = new ByteArrayInputStream("</a>".getBytes());
MethodLogger logger = new MethodLogger();
ErrorHandler handler = new MockHandler(logger);
try {
db = dbf.newDocumentBuilder();
db.setErrorHandler(handler);
db.parse(source);
} catch (SAXParseException e) {
// Expected, ErrorHandler does not mask exception
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals("error", logger.getMethod());
assertTrue(logger.getArgs()[0] instanceof SAXParseException);
// null case
source = new ByteArrayInputStream("</a>".getBytes());
try {
db = dbf.newDocumentBuilder();
db.setErrorHandler(null);
db.parse(source);
} catch (SAXParseException e) {
// Expected
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
}
public void testSetEntityResolver() {
// Ordinary case
InputStream source = new ByteArrayInputStream("<a>&foo;</a>".getBytes());
InputStream entity = new ByteArrayInputStream("bar".getBytes());
MockResolver resolver = new MockResolver();
resolver.addEntity("foo", "foo", new InputSource(entity));
Document d;
try {
db = dbf.newDocumentBuilder();
db.setEntityResolver(resolver);
d = db.parse(source);
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
Element root = (Element)d.getElementsByTagName("a").item(0);
assertEquals("bar", ((Text)root.getFirstChild()).getData());
// null case
source = new ByteArrayInputStream("<a>&foo;</a>".getBytes());
try {
db = dbf.newDocumentBuilder();
db.setEntityResolver(null);
d = db.parse(source);
} catch (Exception e) {
throw new RuntimeException("Unexpected exception", e);
}
root = (Element)d.getElementsByTagName("a").item(0);
assertEquals("foo", ((EntityReference)root.getFirstChild()).getNodeName());
}
}