/*
 *  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
 *
 *    https://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.grails.test.support;

import java.util.ArrayList;
import java.util.List;

import org.grails.exceptions.reporting.DefaultStackTraceFilterer;

public class TestStacktraceSanitizer {

    private static final String TEST_RUNNING_CLASS = "_GrailsTest";

    private TestStacktraceSanitizer() {
    }

    public static Throwable sanitize(Throwable t) {
        new DefaultStackTraceFilterer().filter(t, true);
        StackTraceElement[] trace = t.getStackTrace();
        List<StackTraceElement> newTrace = new ArrayList<>();
        for (StackTraceElement stackTraceElement : trace) {
            if (stackTraceElement.getClassName().startsWith(TEST_RUNNING_CLASS)) {
                break;
            }

            newTrace.add(stackTraceElement);
        }

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