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/*
 * ============LICENSE_START=======================================================
 * ONAP : APPC
 * ================================================================================
 * Copyright 2018 AT&T
 * =================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.appc.client.impl.core;


import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.util.Properties;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;

public class TaskQueueManagerTest {

    private TaskQueueManager qm;
    private CountDownLatch latch;
    private static Properties props = new Properties();

    @BeforeClass
    public static void setUpBeforeClass() throws Exception {
        props.setProperty("client.pool.size", "3");
    }

    @Before
    public void setUp() throws Exception {
        qm = new TaskQueueManager(props);
    }

    @Test
    public void testSubmit() throws InterruptedException {
        int count = 10;
        latch = new CountDownLatch(count);
        for (int i = 0; i < count; i++) {
            qm.submit(i + "", new RunTask());
        }
        assertTrue(latch.await(3, TimeUnit.SECONDS));
    }

    @Test
    public void testStopQueueManager() throws InterruptedException {
        latch = new CountDownLatch(1);
        qm.stopQueueManager();
        qm.submit("1", new RunTask());
        assertFalse(latch.await(1, TimeUnit.SECONDS));
    }

    private class RunTask implements Runnable {
        @Override
        public void run() {
            latch.countDown();
        }
    }
}