/**
 * 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
 *
 *     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.apache.zookeeper.inspector;

import org.junit.Assert;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.nio.charset.StandardCharsets;

public class LoggerTest {
    Logger LOG = LoggerFactory.getLogger(LoggerTest.class);
    String testMessage = "a test message";

    @Test
    public void testLogStdOutConfig() {
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        PrintStream realStdOut = System.out;
        System.setOut(new PrintStream(byteArrayOutputStream));
        LOG.info(testMessage);
        System.setOut(realStdOut);

        //log to stdout for debug
        LOG.info(testMessage);
        String bufferMessage = new String(byteArrayOutputStream.toByteArray(), StandardCharsets.UTF_8);
        LOG.info(bufferMessage);

        Assert.assertTrue(bufferMessage.contains(testMessage));
    }
}
