wikitext/core/org.eclipse.mylyn.wikitext.tests/src/test/java/org/eclipse/mylyn/wikitext/parser/builder/HtmlDocumentBuilder2Test.java - gerrit/mylyn/org.eclipse.mylyn.docs - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007, 2013 David Green and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *     David Green - initial API and implementation
  *     Torkild U. Resheim - Handle links when transforming, bug 325006
  *     Jeremie Bresson - Bug 492302
  *******************************************************************************/
 package org.eclipse.mylyn.wikitext.parser.builder;

 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.Reader;
 import java.io.StringWriter;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.regex.Pattern;

 import org.eclipse.mylyn.wikitext.parser.Attributes;
 import org.eclipse.mylyn.wikitext.parser.DocumentBuilder.BlockType;
 import org.eclipse.mylyn.wikitext.parser.DocumentBuilder.SpanType;
 import org.eclipse.mylyn.wikitext.parser.LinkAttributes;
 import org.eclipse.mylyn.wikitext.parser.MarkupParser;
 import org.eclipse.mylyn.wikitext.parser.builder.HtmlDocumentBuilder.Stylesheet;
 import org.eclipse.mylyn.wikitext.textile.TextileLanguage;

 import junit.framework.TestCase;

 /**
  * @author David Green
  * @author Torkild U. Resheim
  */
 public class HtmlDocumentBuilder2Test extends TestCase {

 	private MarkupParser parser;

 	private StringWriter out;

 	private HtmlDocumentBuilder builder;

 	private final Map<File, URL> fileToUrl = new HashMap<File, URL>();

 	@Override
 	public void setUp() {
 		parser = new MarkupParser();
 		parser.setMarkupLanguage(new TextileLanguage());
 		out = new StringWriter();
 		builder = new HtmlDocumentBuilder(out) {
 			@Override
 			protected void checkFileReadable(File file) {
 				if (!fileToUrl.containsKey(file)) {
 					super.checkFileReadable(file);
 				}
 			}

 			@Override
 			protected Reader getReader(File inputFile) throws FileNotFoundException {
 				URL url = fileToUrl.get(inputFile);
 				if (url != null) {
 					try {
 						return new InputStreamReader(url.openStream());
 					} catch (IOException e) {
 						throw new FileNotFoundException(String.format("%s (%s)", inputFile, url));
 					}
 				}
 				return super.getReader(inputFile);
 			}
 		};
 		parser.setBuilder(builder);
 	}

 	private void assertContainsPattern(String pattern) {
 		Pattern p = Pattern.compile(pattern);
 		String html = out.toString();

 		assertTrue(p.matcher(html).find());
 	}

 	public void testRelativeUrlWithBase() throws URISyntaxException {
 		builder.setBase(new URI("http://www.foo.bar/baz"));
 		parser.parse("\"An URL\":foo/bar.html");
 		String html = out.toString();

 		assertTrue(html.contains("<a href=\"http://www.foo.bar/baz/foo/bar.html\">An URL</a>"));
 	}

 	public void testAbsoluteUrlWithBase() throws URISyntaxException {
 		builder.setBase(new URI("http://www.foo.bar/baz"));
 		parser.parse("\"An URL\":http://www.baz.ca/foo/bar.html");
 		String html = out.toString();

 		assertTrue(html.contains("<a href=\"http://www.baz.ca/foo/bar.html\">An URL</a>"));
 	}

 	public void testRelativeUrlWithFileBase() throws URISyntaxException {
 		final File file = new File("/base/2/with space/");
 		builder.setBase(file.toURI());
 		parser.parse("\"An URL\":foo/bar.html");
 		String html = out.toString();

 		Pattern pattern = Pattern.compile("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo/bar.html\">An URL</a>");
 		assertTrue(pattern.matcher(html).find());
 	}

 	public void testHtmlFilenameFormat() throws URISyntaxException {
 		final File file = new File("/base/2/with space/");
 		builder.setHtmlFilenameFormat("$1.html");
 		builder.setBase(file.toURI());
 		parser.parse("\"An URL\":foo.bar/bar");
 		assertContainsPattern("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo.bar/bar.html\">An URL</a>");
 	}

 	public void testHtmlFilenameFormat_Image() throws URISyntaxException {
 		final File file = new File("/base/2/with space/");
 		builder.setHtmlFilenameFormat("$1.html");
 		builder.setBase(file.toURI());
 		parser.parse("\"An URL\":foo.bar/bar.jpg");
 		assertContainsPattern("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo.bar/bar.jpg\">An URL</a>");
 	}

 	public void testHtmlFilenameFormat_WithAnchor() throws URISyntaxException {
 		final File file = new File("/base/2/with space/");
 		builder.setHtmlFilenameFormat("$1.html");
 		builder.setBase(file.toURI());
 		parser.parse("\"An URL\":foo/bar#bar");
 		assertContainsPattern("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo/bar.html#bar\">An URL</a>");
 	}

 	public void testHtmlFilenameFormat_Internal() throws URISyntaxException {
 		builder.setHtmlFilenameFormat("$1.html");
 		parser.parse("\"An URL\":#bar");
 		assertContainsPattern("<a href=\"#bar\">An URL</a>");
 	}

 	public void testHtmlFilenameFormat_Directory() throws URISyntaxException {
 		builder.setHtmlFilenameFormat("$1.html");
 		parser.parse("\"An URL\":one/two/");
 		assertContainsPattern("<a href=\"one/two/\">An URL</a>");
 	}

 	public void testHtmlFilenameFormat_Absolute() throws URISyntaxException {
 		builder.setHtmlFilenameFormat("$1.html");
 		parser.parse("\"An URL\":http://example.com/one/two");
 		assertContainsPattern("<a href=\"http://example.com/one/two\">An URL</a>");
 	}

 	public void testHtmlLinkWithNullHref() {
 		//Bug 492302
 		LinkAttributes attributes = new LinkAttributes();
 		attributes.setId("lorem");
 		builder.link(attributes, null, "");
 		assertContainsPattern("<a id=\"lorem\"></a>");
 	}

 	public void testHtmlBeginSpanWithId() {
 		//Bug 492302
 		LinkAttributes attributes = new LinkAttributes();
 		attributes.setId("lorem");
 		builder.beginSpan(SpanType.LINK, attributes);
 		builder.endSpan();
 		assertContainsPattern("<a id=\"lorem\"></a>");
 	}

 	public void testSetHtmlFilenameFormat() {
 		builder.setHtmlFilenameFormat("$1.thtml");
 		assertEquals("$1.thtml", builder.getHtmlFilenameFormat());

 		builder.setHtmlFilenameFormat(null);
 		assertNull(builder.getHtmlFilenameFormat());

 		try {
 			builder.setHtmlFilenameFormat("$.html");
 			fail("expected exception");
 		} catch (IllegalArgumentException e) {
 			assertNull(builder.getHtmlFilenameFormat());
 		}
 	}

 	public void testNoGratuitousWhitespace() {
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.characters("some para text");
 		builder.lineBreak();
 		builder.characters("more para text");
 		builder.endBlock();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.characters("second para");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.indexOf('\r') == -1);
 		assertTrue(html.indexOf('\n') == -1);
 		assertEquals(
 				"<?xml version='1.0' encoding='utf-8' ?><html xmlns=\"http://www.w3.org/1999/xhtml\"><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/></head><body><p>some para text<br/>more para text</p><p>second para</p></body></html>",
 				html);
 	}

 	public void testCssStylesheetAsLink() {
 		builder.addCssStylesheet(new Stylesheet("styles/test.css"));
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.characters("some para text");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><link type=\"text/css\" rel=\"stylesheet\" href=\"styles/test.css\"/></head>"));
 	}

 	public void testCssStylesheetEmbedded() throws Exception {
 		URL cssResource = HtmlDocumentBuilder2Test.class.getResource("resources/test.css");
 		File cssFile = new File(cssResource.toURI().getPath());

 		fileToUrl.put(cssFile, cssResource);


 		builder.addCssStylesheet(new Stylesheet(cssFile));
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.characters("some para text");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		html = html.replace("&#xd;", "");

 		assertTrue(Pattern.compile(
 				"<head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><style type=\"text/css\">\\s*body\\s+\\{\\s+background-image: test-content.png;\\s+\\}\\s*</style></head>",
 				Pattern.MULTILINE)
 				.matcher(html)
 				.find());
 	}

 	public void testDefaultTargetForExternalLinks() throws Exception {
 		builder.setDefaultAbsoluteLinkTarget("_external");
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.link("http://www.example.com", "test");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.example.com\" target=\"_external\">test</a>"));
 	}

 	public void testDefaultTargetForExternalLinks2() throws Exception {
 		builder.setBase(new URI("http://www.notexample.com"));
 		builder.setDefaultAbsoluteLinkTarget("_external");
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.link("http://www.example.com", "test");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.example.com\" target=\"_external\">test</a>"));
 	}

 	public void testDefaultTargetForInternalLinks() throws Exception {
 		builder.setDefaultAbsoluteLinkTarget("_external");
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.link("foo", "test");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<a href=\"foo\">test</a>"));
 	}

 	public void testDefaultTargetForInternalLinks2() throws Exception {
 		builder.setBase(new URI("http://www.example.com/"));
 		builder.setDefaultAbsoluteLinkTarget("_external");
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.link("http://www.example.com/foo.html", "test");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.example.com/foo.html\">test</a>"));
 	}

 	public void testSuppressInlineStyles() throws Exception {
 		StringWriter out = new StringWriter();
 		HtmlDocumentBuilder builder = new HtmlDocumentBuilder(out);
 		builder.setUseInlineStyles(false);
 		builder.beginDocument();
 		builder.beginBlock(BlockType.NOTE, new Attributes());
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.characters("foo");
 		builder.endBlock();
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<body><div class=\"note\"><p>foo</p></div></body>"));
 		assertTrue(html.contains("<style type=\"text/css\">"));
 	}

 	public void testSuppressBuiltInlineStyles() throws Exception {
 		StringWriter out = new StringWriter();
 		HtmlDocumentBuilder builder = new HtmlDocumentBuilder(out);
 		builder.setSuppressBuiltInStyles(true);
 		builder.beginDocument();
 		builder.beginBlock(BlockType.NOTE, new Attributes());
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		builder.characters("foo");
 		builder.endBlock();
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<body><div class=\"note\"><p>foo</p></div></body>"));
 		assertTrue(!html.contains("<style type=\"text/css\">"));
 	}

 	public void testLinkRel() throws Exception {
 		// link-specific rel
 		StringWriter out = new StringWriter();
 		HtmlDocumentBuilder builder = new HtmlDocumentBuilder(out);
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		LinkAttributes attributes = new LinkAttributes();
 		attributes.setRel("nofollow");
 		builder.link(attributes, "http://www.foo.bar", "Foo Bar");
 		builder.endBlock();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.foo.bar\" rel=\"nofollow\">Foo Bar</a>"));

 		// default link rel
 		out = new StringWriter();
 		builder = new HtmlDocumentBuilder(out);
 		builder.setLinkRel("nofollow");
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		attributes = new LinkAttributes();
 		builder.link(attributes, "http://www.foo.bar", "Foo Bar");
 		builder.endBlock();
 		builder.endDocument();

 		html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.foo.bar\" rel=\"nofollow\">Foo Bar</a>"));

 		// both link-specific and default link ref
 		out = new StringWriter();
 		builder = new HtmlDocumentBuilder(out);
 		builder.setLinkRel("nofollow");
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		attributes = new LinkAttributes();
 		attributes.setRel("foobar");
 		builder.link(attributes, "http://www.foo.bar", "Foo Bar");
 		builder.endBlock();
 		builder.endDocument();

 		html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.foo.bar\" rel=\"foobar nofollow\">Foo Bar</a>"));

 		// no rel at all
 		out = new StringWriter();
 		builder = new HtmlDocumentBuilder(out);
 		builder.beginDocument();
 		builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
 		attributes = new LinkAttributes();
 		builder.link(attributes, "http://www.foo.bar", "Foo Bar");
 		builder.endBlock();
 		builder.endDocument();

 		html = out.toString();


 		assertTrue(html.contains("<a href=\"http://www.foo.bar\">Foo Bar</a>"));
 	}

 	public void testStylesheetWithAttributes() {
 		Stylesheet stylesheet = new Stylesheet("a/test.css");
 		stylesheet.getAttributes().put("foo", "bar");
 		builder.addCssStylesheet(stylesheet);

 		builder.beginDocument();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<link type=\"text/css\" rel=\"stylesheet\" href=\"a/test.css\" foo=\"bar\"/>"));
 	}

 	public void testStylesheetWithNoAttributes() {
 		builder.addCssStylesheet(new Stylesheet("a/test.css"));

 		builder.beginDocument();
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains("<link type=\"text/css\" rel=\"stylesheet\" href=\"a/test.css\"/>"));
 	}

 	public void testFilterEntityReferences_FiltersKnown() {
 		builder.setFilterEntityReferences(true);

 		doEntityReferenceTest("yen", "&#165;");
 	}

 	public void testFilterEntityReferences_DisabledFilter() {
 		doEntityReferenceTest("yen", "&yen;");
 	}

 	public void testFilterEntityReferences_FiltersUnknown() {
 		builder.setFilterEntityReferences(true);

 		doEntityReferenceTest("unlikely", "&amp;unlikely;");
 	}

 	private void doEntityReferenceTest(String entityReference, String expected) {
 		builder.beginDocument();
 		builder.entityReference(entityReference);
 		builder.endDocument();

 		String html = out.toString();


 		assertTrue(html.contains(expected));
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2007, 2013 David Green and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* David Green - initial API and implementation
	* Torkild U. Resheim - Handle links when transforming, bug 325006
	* Jeremie Bresson - Bug 492302
	*******************************************************************************/
	package org.eclipse.mylyn.wikitext.parser.builder;

	import java.io.File;
	import java.io.FileNotFoundException;
	import java.io.IOException;
	import java.io.InputStreamReader;
	import java.io.Reader;
	import java.io.StringWriter;
	import java.net.URI;
	import java.net.URISyntaxException;
	import java.net.URL;
	import java.util.HashMap;
	import java.util.Map;
	import java.util.regex.Pattern;

	import org.eclipse.mylyn.wikitext.parser.Attributes;
	import org.eclipse.mylyn.wikitext.parser.DocumentBuilder.BlockType;
	import org.eclipse.mylyn.wikitext.parser.DocumentBuilder.SpanType;
	import org.eclipse.mylyn.wikitext.parser.LinkAttributes;
	import org.eclipse.mylyn.wikitext.parser.MarkupParser;
	import org.eclipse.mylyn.wikitext.parser.builder.HtmlDocumentBuilder.Stylesheet;
	import org.eclipse.mylyn.wikitext.textile.TextileLanguage;

	import junit.framework.TestCase;

	/**
	* @author David Green
	* @author Torkild U. Resheim
	*/
	public class HtmlDocumentBuilder2Test extends TestCase {

	private MarkupParser parser;

	private StringWriter out;

	private HtmlDocumentBuilder builder;

	private final Map<File, URL> fileToUrl = new HashMap<File, URL>();

	@Override
	public void setUp() {
	parser = new MarkupParser();
	parser.setMarkupLanguage(new TextileLanguage());
	out = new StringWriter();
	builder = new HtmlDocumentBuilder(out) {
	@Override
	protected void checkFileReadable(File file) {
	if (!fileToUrl.containsKey(file)) {
	super.checkFileReadable(file);
	}
	}

	@Override
	protected Reader getReader(File inputFile) throws FileNotFoundException {
	URL url = fileToUrl.get(inputFile);
	if (url != null) {
	try {
	return new InputStreamReader(url.openStream());
	} catch (IOException e) {
	throw new FileNotFoundException(String.format("%s (%s)", inputFile, url));
	}
	}
	return super.getReader(inputFile);
	}
	};
	parser.setBuilder(builder);
	}

	private void assertContainsPattern(String pattern) {
	Pattern p = Pattern.compile(pattern);
	String html = out.toString();

	assertTrue(p.matcher(html).find());
	}

	public void testRelativeUrlWithBase() throws URISyntaxException {
	builder.setBase(new URI("http://www.foo.bar/baz"));
	parser.parse("\"An URL\":foo/bar.html");
	String html = out.toString();

	assertTrue(html.contains("<a href=\"http://www.foo.bar/baz/foo/bar.html\">An URL</a>"));
	}

	public void testAbsoluteUrlWithBase() throws URISyntaxException {
	builder.setBase(new URI("http://www.foo.bar/baz"));
	parser.parse("\"An URL\":http://www.baz.ca/foo/bar.html");
	String html = out.toString();

	assertTrue(html.contains("<a href=\"http://www.baz.ca/foo/bar.html\">An URL</a>"));
	}

	public void testRelativeUrlWithFileBase() throws URISyntaxException {
	final File file = new File("/base/2/with space/");
	builder.setBase(file.toURI());
	parser.parse("\"An URL\":foo/bar.html");
	String html = out.toString();

	Pattern pattern = Pattern.compile("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo/bar.html\">An URL</a>");
	assertTrue(pattern.matcher(html).find());
	}

	public void testHtmlFilenameFormat() throws URISyntaxException {
	final File file = new File("/base/2/with space/");
	builder.setHtmlFilenameFormat("$1.html");
	builder.setBase(file.toURI());
	parser.parse("\"An URL\":foo.bar/bar");
	assertContainsPattern("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo.bar/bar.html\">An URL</a>");
	}

	public void testHtmlFilenameFormat_Image() throws URISyntaxException {
	final File file = new File("/base/2/with space/");
	builder.setHtmlFilenameFormat("$1.html");
	builder.setBase(file.toURI());
	parser.parse("\"An URL\":foo.bar/bar.jpg");
	assertContainsPattern("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo.bar/bar.jpg\">An URL</a>");
	}

	public void testHtmlFilenameFormat_WithAnchor() throws URISyntaxException {
	final File file = new File("/base/2/with space/");
	builder.setHtmlFilenameFormat("$1.html");
	builder.setBase(file.toURI());
	parser.parse("\"An URL\":foo/bar#bar");
	assertContainsPattern("<a href=\"file:(/[A-Z]{1}:)?/base/2/with%20space/foo/bar.html#bar\">An URL</a>");
	}

	public void testHtmlFilenameFormat_Internal() throws URISyntaxException {
	builder.setHtmlFilenameFormat("$1.html");
	parser.parse("\"An URL\":#bar");
	assertContainsPattern("<a href=\"#bar\">An URL</a>");
	}

	public void testHtmlFilenameFormat_Directory() throws URISyntaxException {
	builder.setHtmlFilenameFormat("$1.html");
	parser.parse("\"An URL\":one/two/");
	assertContainsPattern("<a href=\"one/two/\">An URL</a>");
	}

	public void testHtmlFilenameFormat_Absolute() throws URISyntaxException {
	builder.setHtmlFilenameFormat("$1.html");
	parser.parse("\"An URL\":http://example.com/one/two");
	assertContainsPattern("<a href=\"http://example.com/one/two\">An URL</a>");
	}

	public void testHtmlLinkWithNullHref() {
	//Bug 492302
	LinkAttributes attributes = new LinkAttributes();
	attributes.setId("lorem");
	builder.link(attributes, null, "");
	assertContainsPattern("<a id=\"lorem\"></a>");
	}

	public void testHtmlBeginSpanWithId() {
	//Bug 492302
	LinkAttributes attributes = new LinkAttributes();
	attributes.setId("lorem");
	builder.beginSpan(SpanType.LINK, attributes);
	builder.endSpan();
	assertContainsPattern("<a id=\"lorem\"></a>");
	}

	public void testSetHtmlFilenameFormat() {
	builder.setHtmlFilenameFormat("$1.thtml");
	assertEquals("$1.thtml", builder.getHtmlFilenameFormat());

	builder.setHtmlFilenameFormat(null);
	assertNull(builder.getHtmlFilenameFormat());

	try {
	builder.setHtmlFilenameFormat("$.html");
	fail("expected exception");
	} catch (IllegalArgumentException e) {
	assertNull(builder.getHtmlFilenameFormat());
	}
	}

	public void testNoGratuitousWhitespace() {
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.characters("some para text");
	builder.lineBreak();
	builder.characters("more para text");
	builder.endBlock();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.characters("second para");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.indexOf('\r') == -1);
	assertTrue(html.indexOf('\n') == -1);
	assertEquals(
	"<?xml version='1.0' encoding='utf-8' ?><html xmlns=\"http://www.w3.org/1999/xhtml\"><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/></head><body><p>some para text<br/>more para text</p><p>second para</p></body></html>",
	html);
	}

	public void testCssStylesheetAsLink() {
	builder.addCssStylesheet(new Stylesheet("styles/test.css"));
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.characters("some para text");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();


	assertTrue(html.contains("<head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><link type=\"text/css\" rel=\"stylesheet\" href=\"styles/test.css\"/></head>"));
	}

	public void testCssStylesheetEmbedded() throws Exception {
	URL cssResource = HtmlDocumentBuilder2Test.class.getResource("resources/test.css");
	File cssFile = new File(cssResource.toURI().getPath());

	fileToUrl.put(cssFile, cssResource);



	builder.addCssStylesheet(new Stylesheet(cssFile));
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.characters("some para text");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();


	html = html.replace(" ", "");

	assertTrue(Pattern.compile(
	"<head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><style type=\"text/css\">\\sbody\\s+\\{\\s+background-image: test-content.png;\\s+\\}\\s</style></head>",
	Pattern.MULTILINE)
	.matcher(html)
	.find());
	}

	public void testDefaultTargetForExternalLinks() throws Exception {
	builder.setDefaultAbsoluteLinkTarget("_external");
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.link("http://www.example.com", "test");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.example.com\" target=\"_external\">test</a>"));
	}

	public void testDefaultTargetForExternalLinks2() throws Exception {
	builder.setBase(new URI("http://www.notexample.com"));
	builder.setDefaultAbsoluteLinkTarget("_external");
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.link("http://www.example.com", "test");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.example.com\" target=\"_external\">test</a>"));
	}

	public void testDefaultTargetForInternalLinks() throws Exception {
	builder.setDefaultAbsoluteLinkTarget("_external");
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.link("foo", "test");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<a href=\"foo\">test</a>"));
	}

	public void testDefaultTargetForInternalLinks2() throws Exception {
	builder.setBase(new URI("http://www.example.com/"));
	builder.setDefaultAbsoluteLinkTarget("_external");
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.link("http://www.example.com/foo.html", "test");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.example.com/foo.html\">test</a>"));
	}

	public void testSuppressInlineStyles() throws Exception {
	StringWriter out = new StringWriter();
	HtmlDocumentBuilder builder = new HtmlDocumentBuilder(out);
	builder.setUseInlineStyles(false);
	builder.beginDocument();
	builder.beginBlock(BlockType.NOTE, new Attributes());
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.characters("foo");
	builder.endBlock();
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<body><div class=\"note\"><p>foo</p></div></body>"));
	assertTrue(html.contains("<style type=\"text/css\">"));
	}

	public void testSuppressBuiltInlineStyles() throws Exception {
	StringWriter out = new StringWriter();
	HtmlDocumentBuilder builder = new HtmlDocumentBuilder(out);
	builder.setSuppressBuiltInStyles(true);
	builder.beginDocument();
	builder.beginBlock(BlockType.NOTE, new Attributes());
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	builder.characters("foo");
	builder.endBlock();
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<body><div class=\"note\"><p>foo</p></div></body>"));
	assertTrue(!html.contains("<style type=\"text/css\">"));
	}

	public void testLinkRel() throws Exception {
	// link-specific rel
	StringWriter out = new StringWriter();
	HtmlDocumentBuilder builder = new HtmlDocumentBuilder(out);
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	LinkAttributes attributes = new LinkAttributes();
	attributes.setRel("nofollow");
	builder.link(attributes, "http://www.foo.bar", "Foo Bar");
	builder.endBlock();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.foo.bar\" rel=\"nofollow\">Foo Bar</a>"));

	// default link rel
	out = new StringWriter();
	builder = new HtmlDocumentBuilder(out);
	builder.setLinkRel("nofollow");
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	attributes = new LinkAttributes();
	builder.link(attributes, "http://www.foo.bar", "Foo Bar");
	builder.endBlock();
	builder.endDocument();

	html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.foo.bar\" rel=\"nofollow\">Foo Bar</a>"));

	// both link-specific and default link ref
	out = new StringWriter();
	builder = new HtmlDocumentBuilder(out);
	builder.setLinkRel("nofollow");
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	attributes = new LinkAttributes();
	attributes.setRel("foobar");
	builder.link(attributes, "http://www.foo.bar", "Foo Bar");
	builder.endBlock();
	builder.endDocument();

	html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.foo.bar\" rel=\"foobar nofollow\">Foo Bar</a>"));

	// no rel at all
	out = new StringWriter();
	builder = new HtmlDocumentBuilder(out);
	builder.beginDocument();
	builder.beginBlock(BlockType.PARAGRAPH, new Attributes());
	attributes = new LinkAttributes();
	builder.link(attributes, "http://www.foo.bar", "Foo Bar");
	builder.endBlock();
	builder.endDocument();

	html = out.toString();



	assertTrue(html.contains("<a href=\"http://www.foo.bar\">Foo Bar</a>"));
	}

	public void testStylesheetWithAttributes() {
	Stylesheet stylesheet = new Stylesheet("a/test.css");
	stylesheet.getAttributes().put("foo", "bar");
	builder.addCssStylesheet(stylesheet);

	builder.beginDocument();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<link type=\"text/css\" rel=\"stylesheet\" href=\"a/test.css\" foo=\"bar\"/>"));
	}

	public void testStylesheetWithNoAttributes() {
	builder.addCssStylesheet(new Stylesheet("a/test.css"));

	builder.beginDocument();
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains("<link type=\"text/css\" rel=\"stylesheet\" href=\"a/test.css\"/>"));
	}

	public void testFilterEntityReferences_FiltersKnown() {
	builder.setFilterEntityReferences(true);

	doEntityReferenceTest("yen", "¥");
	}

	public void testFilterEntityReferences_DisabledFilter() {
	doEntityReferenceTest("yen", "¥");
	}

	public void testFilterEntityReferences_FiltersUnknown() {
	builder.setFilterEntityReferences(true);

	doEntityReferenceTest("unlikely", "&unlikely;");
	}

	private void doEntityReferenceTest(String entityReference, String expected) {
	builder.beginDocument();
	builder.entityReference(entityReference);
	builder.endDocument();

	String html = out.toString();



	assertTrue(html.contains(expected));
	}
	}