/*
 * 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.apache.bcel;

import org.apache.bcel.classfile.DescendingVisitor;
import org.apache.bcel.classfile.JavaClass;
import org.apache.bcel.visitors.CountingVisitor;
import org.junit.jupiter.api.BeforeEach;

public abstract class AbstractCounterVisitorTest extends AbstractTest {
    private CountingVisitor visitor;

    protected abstract JavaClass getTestClass() throws ClassNotFoundException;

    public CountingVisitor getVisitor() {
        if (visitor == null) {
            visitor = new CountingVisitor();
        }
        return visitor;
    }

    @BeforeEach
    public void setUp() throws ClassNotFoundException {
        visitor = new CountingVisitor();
        new DescendingVisitor(getTestClass(), getVisitor()).visit();
    }

    public void setVisitor(final CountingVisitor visitor) {
        this.visitor = visitor;
    }
}
