/*
 * Copyright 2009 the original author or authors.
 * 
 * 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 org.codehaus.groovy.grails.test.support;

import grails.util.GrailsUtil;
import java.util.List;
import java.util.ArrayList;

public class TestStacktraceSanitizer {
    
    private static final String TEST_RUNNING_CLASS = "_GrailsTest";
    
    public static Throwable sanitize(Throwable t) {
        GrailsUtil.deepSanitize(t);
        StackTraceElement[] trace = t.getStackTrace();
        List newTrace = new ArrayList();
        for (int i = 0; i < trace.length; i++) {
            StackTraceElement stackTraceElement = trace[i];
            if (stackTraceElement.getClassName().startsWith(TEST_RUNNING_CLASS)) {
                break;
            } else {
                newTrace.add(stackTraceElement);
            }
        }

        StackTraceElement[] clean = new StackTraceElement[newTrace.size()];
        newTrace.toArray(clean);
        t.setStackTrace(clean);
        return t;
    }
    
}