/*
* Copyright 2007 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.test.metric.javascript;
import junit.framework.TestCase;
import org.mozilla.javascript.Parser;
import org.mozilla.javascript.ast.AstRoot;
import org.mozilla.javascript.ast.FunctionNode;
import java.io.InputStreamReader;
import java.io.Reader;
/**
* Basic tests that the Javascript parser produces an Abstract Syntax Tree
*
* @author alexeagle@google.com (Alex Eagle)
*/
public class JavascriptParsingTest extends TestCase {
public void testThatParsingIsPossible() throws Exception {
String js = "function a() {};";
Parser parser = new Parser();
AstRoot ast = parser.parse(js, "source.js", 1);
assertEquals("a", ((FunctionNode)ast.getFirstChild()).getFunctionName().getIdentifier());
}
public void testParseComplexStuff() throws Exception {
Reader source = new InputStreamReader(
this.getClass().getResourceAsStream("browser_debug.js"));
Parser parser = new Parser();
AstRoot ast = parser.parse(source, "browser_debug.js", 1);
String debugString = ast.debugPrint();
assertTrue(debugString.contains("getRequiresAndProvides"));
assertTrue(debugString.contains("ARRAYLIT"));
}
}