Java tutorial
/** * The MIT License (MIT) * * Copyright (c) 2014-2016 Yegor Bugayenko * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package org.takes.rs; import com.google.common.base.Joiner; import com.jcabi.matchers.XhtmlMatchers; import java.io.IOException; import java.io.StringReader; import java.nio.charset.Charset; import javax.xml.transform.Source; import javax.xml.transform.URIResolver; import javax.xml.transform.stream.StreamSource; import org.apache.commons.io.IOUtils; import org.hamcrest.MatcherAssert; import org.hamcrest.Matchers; import org.junit.BeforeClass; import org.junit.Test; import org.takes.misc.StateAwareInputStream; /** * Test case for {@link RsXSLT}. * @author Yegor Bugayenko (yegor@teamed.io) * @version $Id: 1e417c2e0be6be448c28c5afcfcb0de0915292bb $ * @since 0.1 */ public final class RsXSLTTest { /** * Validate encoding. */ @BeforeClass public static void before() { MatcherAssert.assertThat("default charset during testing must be UTF-8", Charset.defaultCharset().name(), Matchers.equalTo("UTF-8")); } /** * RsXSLT can convert XML to HTML. * @throws IOException If some problem inside */ @Test public void convertsXmlToHtml() throws IOException { final String xml = Joiner.on(' ').join("<?xml-stylesheet href='/a.xsl' type='text/xsl'?>", "<page><data></data></page>"); final String xsl = Joiner.on(' ').join("<stylesheet xmlns='http://www.w3.org/1999/XSL/Transform'", " xmlns:x='http://www.w3.org/1999/xhtml' version='2.0'>", "<template match='/'>", "<x:html><x:div><value-of select='/page/data'/>", "</x:div><x:p>\u0443</x:p></x:html></template></stylesheet>"); MatcherAssert.assertThat(IOUtils.toString(new RsXSLT(new RsText(xml), new URIResolver() { @Override public Source resolve(final String href, final String base) { return new StreamSource(new StringReader(xsl)); } }).body()), XhtmlMatchers.hasXPath("//xhtml:p[.='\u0443']")); } /** * RsXSLT can convert XML to plain text. * @throws IOException If some problem inside */ @Test public void convertsXmlToPlainText() throws IOException { final String xml = Joiner.on(' ').join("<?xml-stylesheet href='/x.xsl' type='text/xsl'?>", "<p><name>Jeffrey</name></p>"); final String xsl = Joiner.on(' ').join("<stylesheet xmlns='http://www.w3.org/1999/XSL/Transform' ", " xmlns:x='http://www.w3.org/1999/xhtml' version='2.0' >", "<output method='text'/><template match='/'>", "Hey, <value-of select='/p/name'/>!</template></stylesheet>"); MatcherAssert.assertThat(new RsPrint(new RsXSLT(new RsText(xml), new URIResolver() { @Override public Source resolve(final String href, final String base) { return new StreamSource(new StringReader(xsl)); } })).print(), Matchers.endsWith("Hey, Jeffrey!")); } /** * RsXSLT closes decorated Response body's InputStream when XML conversion * is done. * @throws Exception If some problem inside */ @Test public void closesDecoratedResponseInputStream() throws Exception { final String xml = Joiner.on(' ').join("<?xml-stylesheet href='/b.xsl' type='text/xsl'?>", "<subject>World</subject>"); final String xsl = Joiner.on(' ').join("<stylesheet xmlns='http://www.w3.org/1999/XSL/Transform' ", " xmlns:x='http://www.w3.org/1999/xhtml' version='2.0' >", "<output method='text'/><template match='/'> ", "Hello, <value-of select='/subject'/>!</template></stylesheet>"); final StateAwareInputStream stream = new StateAwareInputStream(IOUtils.toInputStream(xml)); MatcherAssert.assertThat(new RsPrint(new RsXSLT(new RsText(stream), new URIResolver() { @Override public Source resolve(final String href, final String base) { return new StreamSource(new StringReader(xsl)); } })).print(), Matchers.endsWith("Hello, World!")); MatcherAssert.assertThat(stream.isClosed(), Matchers.is(true)); } /** * RsXSLT can resolve in classpath. * @throws IOException If some problem inside */ @Test public void resolvesInClasspath() throws IOException { MatcherAssert .assertThat( new RsPrint(new RsXSLT(new RsText( Joiner.on(' ').join("<?xml-stylesheet", " href='/org/takes/rs/simple.xsl?0'", " type='text/xsl'?>", "<p><name>Bobby</name></p>")))).print(), Matchers.endsWith("Hello, Bobby!")); MatcherAssert .assertThat( new RsPrint(new RsXSLT(new RsText( Joiner.on(' ').join("<?xml-stylesheet ", " href='/org/takes/rs/simple.xsl'", " type='text/xsl' ?>", "<p><name>Dan</name></p>")))).print(), Matchers.endsWith("Hello, Dan!")); MatcherAssert.assertThat( new RsPrint(new RsXSLT( new RsText(Joiner.on(' ').join("<?xml-stylesheet ", " href='/org/takes/rs/includes.xsl'", " type='text/xsl' ?>", "<p><name>Miranda</name></p>")))).print(), Matchers.endsWith("Hello, Miranda!")); } }