/*
* Copyright 2014 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.gwt.dev.jjs.optimized;
import com.google.gwt.junit.client.GWTTestCase;
/**
* Base class for optimizations tests.
*/
public abstract class OptimizationTestBase extends GWTTestCase {
@Override
public String getModuleName() {
return "com.google.gwt.dev.jjs.CompilerSuiteOptimized";
}
public static void assertFunctionMatches(String functionDef, String pattern) {
String content = getFunctionContent(functionDef);
String regex = createRegex(pattern);
assertTrue("content: \"" + content + "\" does not match pattern: " + regex,
content.matches(regex));
}
private static String getFunctionContent(String functionDef) {
String stripped = functionDef.replaceAll("\\s", "");
String funcDeclare = "function(){";
assertTrue("Resulting function: " + functionDef, stripped.startsWith(funcDeclare));
stripped = stripped.substring(funcDeclare.length());
assertTrue("Resulting function: " + functionDef, stripped.endsWith("}"));
stripped = stripped.substring(0, stripped.length() - 1);
stripped = stripped.replace('"', '\''); // for HtmlUnit
return stripped;
}
private static String createRegex(String pattern) {
for (char toBeEscaped : ".[](){}+=?".toCharArray()) {
pattern = pattern.replace("" + toBeEscaped, "\\" + toBeEscaped);
}
pattern = pattern.replace("\\(\\)", "(\\(\\))?"); // to account for the removal of ()
// in new operations.
pattern = pattern.replace("<obf>", "[\\w$_]+");
return pattern + ";?";
}
}