| /* |
| * Copyright (C) 2016 Square, Inc. |
| * |
| * 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 okio; |
| |
| import java.io.InterruptedIOException; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.TimeUnit; |
| import org.junit.After; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| public final class WaitUntilNotifiedTest { |
| final ScheduledExecutorService executorService = Executors.newScheduledThreadPool(0); |
| |
| @After public void tearDown() { |
| executorService.shutdown(); |
| } |
| |
| @Test public synchronized void notified() throws InterruptedIOException { |
| Timeout timeout = new Timeout(); |
| timeout.timeout(5000, TimeUnit.MILLISECONDS); |
| |
| double start = now(); |
| executorService.schedule(new Runnable() { |
| @Override public void run() { |
| synchronized (WaitUntilNotifiedTest.this) { |
| WaitUntilNotifiedTest.this.notify(); |
| } |
| } |
| }, 1000, TimeUnit.MILLISECONDS); |
| |
| timeout.waitUntilNotified(this); |
| assertElapsed(1000.0, start); |
| } |
| |
| @Test public synchronized void timeout() { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| timeout.timeout(1000, TimeUnit.MILLISECONDS); |
| double start = now(); |
| try { |
| timeout.waitUntilNotified(this); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("timeout", expected.getMessage()); |
| } |
| assertElapsed(1000.0, start); |
| } |
| |
| @Test public synchronized void deadline() { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| timeout.deadline(1000, TimeUnit.MILLISECONDS); |
| double start = now(); |
| try { |
| timeout.waitUntilNotified(this); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("timeout", expected.getMessage()); |
| } |
| assertElapsed(1000.0, start); |
| } |
| |
| @Test public synchronized void deadlineBeforeTimeout() { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| timeout.timeout(5000, TimeUnit.MILLISECONDS); |
| timeout.deadline(1000, TimeUnit.MILLISECONDS); |
| double start = now(); |
| try { |
| timeout.waitUntilNotified(this); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("timeout", expected.getMessage()); |
| } |
| assertElapsed(1000.0, start); |
| } |
| |
| @Test public synchronized void timeoutBeforeDeadline() { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| timeout.timeout(1000, TimeUnit.MILLISECONDS); |
| timeout.deadline(5000, TimeUnit.MILLISECONDS); |
| double start = now(); |
| try { |
| timeout.waitUntilNotified(this); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("timeout", expected.getMessage()); |
| } |
| assertElapsed(1000.0, start); |
| } |
| |
| @Test public synchronized void deadlineAlreadyReached() { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| timeout.deadlineNanoTime(System.nanoTime()); |
| double start = now(); |
| try { |
| timeout.waitUntilNotified(this); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("timeout", expected.getMessage()); |
| } |
| assertElapsed(0.0, start); |
| } |
| |
| @Test public synchronized void threadInterrupted() { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| double start = now(); |
| Thread.currentThread().interrupt(); |
| try { |
| timeout.waitUntilNotified(this); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("interrupted", expected.getMessage()); |
| assertTrue(Thread.interrupted()); |
| } |
| assertElapsed(0.0, start); |
| } |
| |
| @Test public synchronized void threadInterruptedOnThrowIfReached() throws Exception { |
| TestUtil.INSTANCE.assumeNotWindows(); |
| |
| Timeout timeout = new Timeout(); |
| Thread.currentThread().interrupt(); |
| try { |
| timeout.throwIfReached(); |
| fail(); |
| } catch (InterruptedIOException expected) { |
| assertEquals("interrupted", expected.getMessage()); |
| assertTrue(Thread.interrupted()); |
| } |
| } |
| |
| /** Returns the nanotime in milliseconds as a double for measuring timeouts. */ |
| private double now() { |
| return System.nanoTime() / 1000000.0d; |
| } |
| |
| /** |
| * Fails the test unless the time from start until now is duration, accepting differences in |
| * -50..+450 milliseconds. |
| */ |
| private void assertElapsed(double duration, double start) { |
| assertEquals(duration, now() - start - 200d, 250.0); |
| } |
| } |