/*
* 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.org.xml.sax.helpers;
import java.io.IOException;
import java.util.Locale;
import junit.framework.TestCase;
import org.xml.sax.AttributeList;
import org.xml.sax.Attributes;
import org.xml.sax.DTDHandler;
import org.xml.sax.DocumentHandler;
import org.xml.sax.EntityResolver;
import org.xml.sax.ErrorHandler;
import org.xml.sax.InputSource;
import org.xml.sax.Locator;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.AttributesImpl;
import org.xml.sax.helpers.LocatorImpl;
import org.xml.sax.helpers.XMLReaderAdapter;
import tests.api.org.xml.sax.support.MethodLogger;
import tests.api.org.xml.sax.support.MockHandler;
import tests.api.org.xml.sax.support.MockReader;
import tests.api.org.xml.sax.support.MockResolver;
@SuppressWarnings("deprecation")
public class XMLReaderAdapterTest extends TestCase {
// Note: In many cases we can only test that delegation works
// properly. The rest is outside the scope of the specification.
private MethodLogger logger = new MethodLogger();
private MockHandler handler = new MockHandler(logger);
private XMLReader reader = new MockReader(logger);
private XMLReaderAdapter adapter = new XMLReaderAdapter(reader);
private void assertEquals(Object[] a, Object[] b) {
assertEquals(a.length, b.length);
for (int i = 0; i < a.length; i++) {
assertEquals("Element #" + i + " must be equal", a[i], b[i]);
}
}
@Override
public void setUp() {
adapter.setDocumentHandler(handler);
adapter.setDTDHandler(handler);
adapter.setErrorHandler(handler);
}
@Override protected void tearDown() throws Exception {
super.tearDown();
}
public void testXMLReaderAdapter() {
System.setProperty("org.xml.sax.driver",
"tests.api.org.xml.sax.support.DoNothingXMLReader");
try {
new XMLReaderAdapter();
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
}
public void testXMLReaderAdapterXMLReader() {
// Ordinary case
@SuppressWarnings("unused")
XMLReaderAdapter adapter = new XMLReaderAdapter(reader);
// Null case
try {
adapter = new XMLReaderAdapter(null);
fail("NullPointerException expected");
} catch (NullPointerException e) {
// Expected
}
}
public void testSetLocale() {
// SAX RI does not support this, hence always expect exception
try {
adapter.setLocale(Locale.getDefault());
fail("SAXException expected");
} catch (SAXException e) {
// Expected
}
}
public void testSetEntityResolver() {
EntityResolver resolver = new MockResolver();
// Ordinary case
adapter.setEntityResolver(resolver);
assertEquals(resolver, reader.getEntityResolver());
// null case
adapter.setEntityResolver(null);
assertEquals(null, reader.getEntityResolver());
}
public void testSetDTDHandler() {
// Ordinary case
assertEquals(handler, reader.getDTDHandler());
// null case
adapter.setDTDHandler(null);
assertEquals(null, reader.getDTDHandler());
}
public void testSetDocumentHandler() {
// There is no getter for the DocumentHandler, so we can only test
// indirectly whether is has been set correctly.
try {
adapter.startDocument();
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals("startDocument", logger.getMethod());
assertEquals(new Object[] { }, logger.getArgs());
// null case
adapter.setDocumentHandler(null);
}
public void testSetErrorHandler() {
// Ordinary case
assertEquals(handler, reader.getErrorHandler());
// null case
adapter.setErrorHandler(null);
assertEquals(null, reader.getErrorHandler());
}
public void testParseString() {
try {
adapter.parse("foo");
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
} catch (IOException e) {
throw new RuntimeException("Unexpected exception", e);
}
// The SAX RI creates an InputSource itself and then delegates to the
// "other" parse method.
assertEquals("parse", logger.getMethod(0));
assertEquals(InputSource.class, logger.getArgs(0)[0].getClass());
}
public void testParseInputSource() {
InputSource source = new InputSource("foo");
try {
adapter.parse(source);
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
} catch (IOException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals("parse", logger.getMethod());
assertEquals(new Object[] { source }, logger.getArgs());
}
public void testSetDocumentLocator() {
// Ordinary case
LocatorImpl locator = new LocatorImpl();
adapter.setDocumentLocator(locator);
assertEquals("setDocumentLocator", logger.getMethod());
assertEquals(new Object[] { locator }, logger.getArgs());
// null case (for the DocumentHandler itself!)
adapter.setDocumentHandler(null);
adapter.setDocumentLocator(locator);
}
public void testStartDocument() {
try {
adapter.startDocument();
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("startDocument", logger.getMethod());
assertEquals(new Object[] {}, logger.getArgs());
}
public void testEndDocument() {
try {
adapter.endDocument();
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("endDocument", logger.getMethod());
assertEquals(new Object[] {}, logger.getArgs());
}
public void testStartPrefixMapping() {
adapter.startPrefixMapping("foo", "http://some.uri");
assertEquals(logger.size(), 0);
}
public void testEndPrefixMapping() {
adapter.endPrefixMapping("foo");
assertEquals(logger.size(), 0);
}
public void testStartElement() {
AttributesImpl atts = new AttributesImpl();
atts.addAttribute("http://some.other.uri", "gabba", "gabba:hey",
"int", "42");
try {
adapter.startElement("http://some.uri", "bar", "foo:bar", atts);
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("startElement", logger.getMethod());
assertEquals("foo:bar", logger.getArgs()[0]);
assertEquals("gabba:hey",
((AttributeList)logger.getArgs()[1]).getName(0));
}
public void testEndElement() {
try {
adapter.endElement("http://some.uri", "bar", "foo:bar");
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("endElement", logger.getMethod());
assertEquals(new Object[] { "foo:bar" }, logger.getArgs());
}
public void testCharacters() {
char[] ch = "Android".toCharArray();
try {
adapter.characters(ch, 2, 5);
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("characters", logger.getMethod());
assertEquals(new Object[] { ch, 2, 5 }, logger.getArgs());
}
public void testIgnorableWhitespace() {
char[] ch = " ".toCharArray();
try {
adapter.ignorableWhitespace(ch, 0, 5);
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("ignorableWhitespace", logger.getMethod());
assertEquals(new Object[] { ch, 0, 5 }, logger.getArgs());
}
public void testProcessingInstruction() {
try {
adapter.processingInstruction("foo", "bar");
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 1);
assertEquals("processingInstruction", logger.getMethod());
assertEquals(new Object[] { "foo" , "bar" }, logger.getArgs());
}
public void testSkippedEntity() {
try {
adapter.skippedEntity("foo");
} catch (SAXException e) {
throw new RuntimeException("Unexpected exception", e);
}
assertEquals(logger.size(), 0);
}
}