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/**
 * Copyright (C) 2014 Dasasian ([email protected])
 *
 * 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.dasasian.chok.testutil;

import org.I0Itec.zkclient.NetworkUtil;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.junit.ClassRule;
import org.junit.Rule;
import org.junit.rules.TemporaryFolder;

public class AbstractTest {

    static {
        System.setProperty(NetworkUtil.OVERWRITE_HOSTNAME_SYSTEM_PROPERTY, "localhost");
    }

    @ClassRule
    public static TemporaryFolder temporaryFolder = new TemporaryFolder();

    @Rule
    public PrintMethodNames printMethodNames = new PrintMethodNames();

    protected Matcher almostEquals(final long value1, final long aberration) {
        return new BaseMatcher() {
            @Override
            public boolean matches(Object value2) {
                Long long2 = (Long) value2;
                return Math.abs(value1 - long2) < aberration;
            }

            @Override
            public void describeTo(Description description) {
                description.appendText(" equals " + value1 + " with aberration of " + aberration);
            }
        };
    }

}