/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.shindig.gadgets.rewrite;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.shindig.common.uri.Uri;
import org.apache.shindig.gadgets.http.HttpRequest;
import org.apache.shindig.gadgets.http.HttpResponse;
import org.apache.shindig.gadgets.http.HttpResponseBuilder;
import org.apache.shindig.gadgets.parse.caja.CajaCssLexerParser;
import org.easymock.EasyMock;
import org.junit.Before;
import org.junit.Test;
import java.io.StringReader;
import java.io.StringWriter;
import java.util.List;
import com.google.common.collect.Lists;
/**
*
*/
public class CssRequestRewriterTest extends BaseRewriterTestCase {
private CssRequestRewriter rewriter;
private CssRequestRewriter rewriterNoOverrideExpires;
private Uri dummyUri;
@Override
@Before
public void setUp() throws Exception {
super.setUp();
ContentRewriterFeature overrideFeatureNoOverrideExpires = rewriterFeatureFactory
.get(createSpecWithRewrite(".*", ".*exclude.*", null,
HTMLContentRewriter.TAGS));
ContentRewriterFeatureFactory factoryNoOverrideExpires = mockContentRewriterFeatureFactory(overrideFeatureNoOverrideExpires);
rewriterNoOverrideExpires = new CssRequestRewriter(
factoryNoOverrideExpires, new CajaCssLexerParser(),
new DefaultProxyingLinkRewriterFactory(rewriterUris));
ContentRewriterFeature overrideFeature =
rewriterFeatureFactory.get(createSpecWithRewrite(".*", ".*exclude.*", "3600",
HTMLContentRewriter.TAGS));
ContentRewriterFeatureFactory factory = mockContentRewriterFeatureFactory(overrideFeature);
rewriter = new CssRequestRewriter(factory, new CajaCssLexerParser(),
new DefaultProxyingLinkRewriterFactory(rewriterUris));
dummyUri = Uri.parse("http://www.w3c.org");
}
@Test
public void testCssBasic() throws Exception {
String content = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic.css"));
String expected = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic-expected.css"));
HttpRequest request = new HttpRequest(Uri.parse("http://www.example.org/path/rewritebasic.css"));
request.setMethod("GET");
request.setGadget(SPEC_URL);
HttpResponse response = new HttpResponseBuilder().setHeader("Content-Type", "text/css")
.setResponseString(content).create();
MutableContent mc = new MutableContent(null, content);
rewriter.rewrite(request, response, mc);
assertEquals(StringUtils.deleteWhitespace(expected),
StringUtils.deleteWhitespace(mc.getContent()));
}
@Test
public void testCssBasicNoOverrideExpires() throws Exception {
String content = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic.css"));
String expected = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic-expected.css"));
expected = expected.replaceAll("refresh=3600", "refresh=86400");
HttpRequest request = new HttpRequest(Uri.parse("http://www.example.org/path/rewritebasic.css"));
request.setMethod("GET");
request.setGadget(SPEC_URL);
HttpResponse response = new HttpResponseBuilder().setHeader("Content-Type", "text/css")
.setResponseString(content).create();
MutableContent mc = new MutableContent(null, content);
rewriterNoOverrideExpires.rewrite(request, response, mc);
assertEquals(StringUtils.deleteWhitespace(expected),
StringUtils.deleteWhitespace(mc.getContent()));
}
@Test
public void testCssBasicNoProxy() throws Exception {
String content = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic.css"));
String expected = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic-expected.css"));
expected = expected.replaceAll("fp=1150739864", "fp=1150739864&nocache=1");
HttpRequest request = new HttpRequest(Uri.parse("http://www.example.org/path/rewritebasic.css"));
request.setMethod("GET");
request.setGadget(SPEC_URL);
request.setIgnoreCache(true);
HttpResponse response = new HttpResponseBuilder().setHeader("Content-Type", "text/css")
.setResponseString(content).create();
MutableContent mc = new MutableContent(null, content);
rewriter.rewrite(request, response, mc);
assertEquals(StringUtils.deleteWhitespace(expected),
StringUtils.deleteWhitespace(mc.getContent()));
}
@Test
public void testCssWithContainerProxy() throws Exception {
String content = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic.css"));
String expected = IOUtils.toString(this.getClass().getClassLoader().
getResourceAsStream("org/apache/shindig/gadgets/rewrite/rewritebasic-expected.css"));
expected = replaceDefaultWithMockServer(expected);
HttpRequest request = new HttpRequest(Uri.parse("http://www.example.org/path/rewritebasic.css"));
request.setMethod("GET");
request.setGadget(SPEC_URL);
request.setContainer(MOCK_CONTAINER);
HttpResponse response = new HttpResponseBuilder().setHeader("Content-Type", "text/css")
.setResponseString(content).create();
MutableContent mc = new MutableContent(null, content);
rewriter.rewrite(request, response, mc);
assertEquals(StringUtils.deleteWhitespace(expected),
StringUtils.deleteWhitespace(mc.getContent()));
}
@Test
public void testNoRewriteUnknownMimeType() throws Exception {
MutableContent mc = control.createMock(MutableContent.class);
HttpRequest req = control.createMock(HttpRequest.class);
EasyMock.expect(req.getRewriteMimeType()).andReturn("unknown");
control.replay();
assertFalse(rewriter.rewrite(req, fakeResponse, mc));
control.verify();
}
private void validateRewritten(String content, Uri base,
LinkRewriter linkRewriter, String expected) throws Exception{
MutableContent mc = new MutableContent(null, content);
HttpRequest request = new HttpRequest(base);
rewriter.rewrite(request,
new HttpResponseBuilder().setHeader("Content-Type", "text/css").create(), mc);
assertEquals(StringUtils.deleteWhitespace(expected),
StringUtils.deleteWhitespace(mc.getContent()));
}
private void validateRewritten(String content, String expected) throws Exception {
validateRewritten(content, dummyUri, defaultLinkRewriter, expected);
}
@Test
public void testUrlDeclarationRewrite() throws Exception {
String original =
"div {list-style-image:url('http://a.b.com/bullet.gif');list-style-position:outside;margin:5px;padding:0}\n" +
".someid {background-image:url(http://a.b.com/bigimg.png);float:right;width:165px;height:23px;margin-top:4px;margin-left:5px}";
String rewritten =
"div {list-style-image:url('http://www.test.com/dir/proxy?url=http%3A%2F%2Fa.b.com%2Fbullet.gif&fp=1150739864&refresh=3600');\n"
+ "list-style-position:outside;margin:5px;padding:0}\n"
+ ".someid {background-image:url('http://www.test.com/dir/proxy?url=http%3A%2F%2Fa.b.com%2Fbigimg.png&fp=1150739864&refresh=3600');\n"
+ "float:right;width:165px;height:23px;margin-top:4px;margin-left:5px}";
validateRewritten(original, rewritten);
}
@Test
public void testExtractImports() throws Exception {
String original = " @import url(www.example.org/some.css);\n" +
"@import url('www.example.org/someother.css');\n" +
"@import url(\"www.example.org/another.css\");\n" +
" div { color: blue; }\n" +
" p { color: black; }\n" +
" span { color: red; }";
String expected = " div { color: blue; }\n" +
" p { color: black; }\n" +
" span { color: red; }";
StringWriter sw = new StringWriter();
List<String> stringList = rewriter
.rewrite(new StringReader(original), dummyUri, defaultLinkRewriter, sw, true);
assertEquals(expected, sw.toString());
assertEquals(stringList, Lists.newArrayList("www.example.org/some.css",
"www.example.org/someother.css", "www.example.org/another.css"));
}
}