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AbstractScheduledEventExecutorTest.java
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AbstractScheduledEventExecutorTest.java
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/*
* Copyright 2017 The Netty Project
*
* The Netty Project 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 io.netty.util.concurrent;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.function.Executable;
import java.util.concurrent.Callable;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
public class AbstractScheduledEventExecutorTest {
private static final Runnable TEST_RUNNABLE = new Runnable() {
@Override
public void run() {
}
};
private static final Callable<?> TEST_CALLABLE = Executors.callable(TEST_RUNNABLE);
@Test
public void testScheduleRunnableZero() {
TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
ScheduledFuture<?> future = executor.schedule(TEST_RUNNABLE, 0, TimeUnit.NANOSECONDS);
assertEquals(0, future.getDelay(TimeUnit.NANOSECONDS));
assertNotNull(executor.pollScheduledTask());
assertNull(executor.pollScheduledTask());
}
@Test
public void testScheduleRunnableNegative() {
TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
ScheduledFuture<?> future = executor.schedule(TEST_RUNNABLE, -1, TimeUnit.NANOSECONDS);
assertEquals(0, future.getDelay(TimeUnit.NANOSECONDS));
assertNotNull(executor.pollScheduledTask());
assertNull(executor.pollScheduledTask());
}
@Test
public void testScheduleCallableZero() {
TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
ScheduledFuture<?> future = executor.schedule(TEST_CALLABLE, 0, TimeUnit.NANOSECONDS);
assertEquals(0, future.getDelay(TimeUnit.NANOSECONDS));
assertNotNull(executor.pollScheduledTask());
assertNull(executor.pollScheduledTask());
}
@Test
public void testScheduleCallableNegative() {
TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
ScheduledFuture<?> future = executor.schedule(TEST_CALLABLE, -1, TimeUnit.NANOSECONDS);
assertEquals(0, future.getDelay(TimeUnit.NANOSECONDS));
assertNotNull(executor.pollScheduledTask());
assertNull(executor.pollScheduledTask());
}
@Test
public void testScheduleAtFixedRateRunnableZero() {
final TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
assertThrows(IllegalArgumentException.class, new Executable() {
@Override
public void execute() {
executor.scheduleAtFixedRate(TEST_RUNNABLE, 0, 0, TimeUnit.DAYS);
}
});
}
@Test
public void testScheduleAtFixedRateRunnableNegative() {
final TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
assertThrows(IllegalArgumentException.class, new Executable() {
@Override
public void execute() {
executor.scheduleAtFixedRate(TEST_RUNNABLE, 0, -1, TimeUnit.DAYS);
}
});
}
@Test
public void testScheduleWithFixedDelayZero() {
final TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
assertThrows(IllegalArgumentException.class, new Executable() {
@Override
public void execute() {
executor.scheduleWithFixedDelay(TEST_RUNNABLE, 0, -1, TimeUnit.DAYS);
}
});
}
@Test
public void testScheduleWithFixedDelayNegative() {
final TestScheduledEventExecutor executor = new TestScheduledEventExecutor();
assertThrows(IllegalArgumentException.class, new Executable() {
@Override
public void execute() {
executor.scheduleWithFixedDelay(TEST_RUNNABLE, 0, -1, TimeUnit.DAYS);
}
});
}
@Test
public void testDeadlineNanosNotOverflow() {
Assertions.assertEquals(Long.MAX_VALUE, AbstractScheduledEventExecutor.deadlineNanos(
AbstractScheduledEventExecutor.defaultCurrentTimeNanos(), Long.MAX_VALUE));
}
private static final class TestScheduledEventExecutor extends AbstractScheduledEventExecutor {
@Override
public boolean isShuttingDown() {
return false;
}
@Override
public boolean inEventLoop(Thread thread) {
return true;
}
@Override
public void shutdown() {
// NOOP
}
@Override
public Future<?> shutdownGracefully(long quietPeriod, long timeout, TimeUnit unit) {
throw new UnsupportedOperationException();
}
@Override
public Future<?> terminationFuture() {
throw new UnsupportedOperationException();
}
@Override
public boolean isShutdown() {
return false;
}
@Override
public boolean isTerminated() {
return false;
}
@Override
public boolean awaitTermination(long timeout, TimeUnit unit) {
return false;
}
@Override
public void execute(Runnable command) {
throw new UnsupportedOperationException();
}
}
}