/*
 * Copyright (C) 2024 The Android Open Source Project
 *
 * 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 android.os;

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

import androidx.test.ext.junit.runners.AndroidJUnit4;

import org.junit.Test;
import org.junit.runner.RunWith;

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

@RunWith(AndroidJUnit4.class)
public class CancellationSignalTest {
    @Test
    public void testSimple() throws Exception {
        final CancellationSignal signal = new CancellationSignal();
        final CountDownLatch latch = new CountDownLatch(1);
        signal.setOnCancelListener(() -> {
            latch.countDown();
        });

        assertFalse(signal.isCanceled());
        signal.cancel();
        assertTrue(signal.isCanceled());
        assertTrue(latch.await(100, TimeUnit.MILLISECONDS));
    }
}