// Copyright (C) 2011 Google Inc.
//
// 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 com.google.caja.parser;
import java.io.InputStream;
import java.net.URI;
import java.util.Map;
import com.google.caja.lexer.InputSource;
import com.google.caja.parser.html.Dom;
import com.google.caja.parser.html.DomParserTest;
import com.google.caja.parser.js.Block;
import com.google.caja.parser.js.ParserTest;
import com.google.caja.reporting.DevNullMessageQueue;
import com.google.caja.util.CajaTestCase;
import com.google.caja.util.ContentType;
import com.google.caja.util.TestUtil;
import com.google.common.collect.Maps;
/**
* @author jasvir@gmail.com (Jasvir Nagra)
*/
@SuppressWarnings("static-method")
public class ParserContextTest extends CajaTestCase {
public final void testNotEnoughInput() {
try {
@SuppressWarnings("unused")
ParseTreeNode node = new ParserContext(DevNullMessageQueue.singleton())
.build();
fail();
} catch (Throwable e) {
assertTrue(e instanceof IllegalStateException);
}
}
public final void testContentCache() throws Exception {
InputSource is = new InputSource(URI.create("test:///foo.js"));
Map<InputSource, CharSequence> sourceMap = Maps.newHashMap();
@SuppressWarnings("unused")
ParseTreeNode node = new ParserContext(DevNullMessageQueue.singleton())
.withSourceMap(sourceMap)
.withInput(is)
.withInput("var j = 1;")
.build();
assertTrue(sourceMap.containsKey(is));
assertEquals("var j = 1;", sourceMap.get(is));
}
public final void testMinimalGuessHtmlContentType() throws Exception {
ParseTreeNode node = new ParserContext(DevNullMessageQueue.singleton())
.withInput("<b>hi mom</b>")
.build();
assertEquals(node.getFilePosition().source(), InputSource.UNKNOWN);
assertTrue(node instanceof Dom);
}
public final void testMinimalGuessJsContentType() throws Exception {
ParseTreeNode node = new ParserContext(DevNullMessageQueue.singleton())
.withInput("var x = 1;")
.build();
assertEquals(node.getFilePosition().source(), InputSource.UNKNOWN);
assertTrue(node instanceof Block);
}
public final void testGuessCharProducer() throws Exception {
InputStream html = TestUtil.getResource(DomParserTest.class,
"amazon.com.html").toURL().openStream();
InputStream js = TestUtil.getResource(ParserTest.class,
"parsertest1.js").toURL().openStream();
ParserContext ctx = new ParserContext(DevNullMessageQueue.singleton());
ParseTreeNode htmlNode = ctx.withInput(html).withInput(ContentType.HTML).build();
assertTrue(htmlNode instanceof Dom);
ParseTreeNode jsNode = ctx.withInput(js).withInput(ContentType.JS).build();
assertTrue(jsNode instanceof Block);
}
}