/**
* The MIT License (MIT)
*
* Copyright (c) 2014-2017 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 (yegor256@gmail.com)
* @version $Id: 9ea287d2299fa76c839b9fbdbace2179d0bf27a0 $
* @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>ура</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!")
);
}
}