author | mseledtsov |
Mon, 23 Sep 2019 09:16:05 -0700 | |
branch | JEP-349-branch |
changeset 58271 | e47423f1318b |
parent 58076 | ca625d28c580 |
permissions | -rw-r--r-- |
57361 | 1 |
/* |
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package jdk.jfr.api.consumer.recordingstream; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.atomic.AtomicBoolean; |
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import java.util.concurrent.atomic.AtomicInteger; |
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import java.util.function.Consumer; |
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import jdk.jfr.Event; |
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import jdk.jfr.consumer.RecordedEvent; |
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import jdk.jfr.consumer.RecordingStream; |
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/** |
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* @test |
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* @summary Tests RecordingStrream::remove(...) |
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* @key jfr |
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* @requires vm.hasJFR |
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* @library /test/lib |
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* @run main/othervm jdk.jfr.api.consumer.recordingstream.TestRemove |
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*/ |
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public class TestRemove { |
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static class RemoveEvent extends Event { |
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} |
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public static void main(String... args) throws Exception { |
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testRemoveNull(); |
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testRemoveOnFlush(); |
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testRemoveOnClose(); |
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testRemoveOnEvent(); |
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} |
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private static void testRemoveNull() { |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Entering testRemoveNull()"); |
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try (RecordingStream rs = new RecordingStream()) { |
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try { |
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rs.remove(null); |
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throw new AssertionError("Expected NullPointerException from remove(null"); |
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} catch (NullPointerException npe) { |
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// OK; as expected |
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} |
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} |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Leaving testRemoveNull()"); |
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} |
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private static void testRemoveOnEvent() throws Exception { |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Entering testRemoveOnEvent()"); |
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try (RecordingStream rs = new RecordingStream()) { |
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AtomicInteger counter = new AtomicInteger(0); |
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CountDownLatch events = new CountDownLatch(2); |
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Consumer<RecordedEvent> c1 = e -> { |
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counter.incrementAndGet(); |
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}; |
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Consumer<RecordedEvent> c2 = e -> { |
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events.countDown(); |
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}; |
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rs.onEvent(c1); |
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rs.onEvent(c2); |
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rs.remove(c1); |
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rs.startAsync(); |
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RemoveEvent r1 = new RemoveEvent(); |
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r1.commit(); |
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RemoveEvent r2 = new RemoveEvent(); |
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r2.commit(); |
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events.await(); |
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if (counter.get() > 0) { |
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throw new AssertionError("OnEvent handler not removed!"); |
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} |
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} |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Leaving testRemoveOnEvent()"); |
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} |
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private static void testRemoveOnClose() { |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Entering testRemoveOnClose()"); |
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try (RecordingStream rs = new RecordingStream()) { |
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AtomicBoolean onClose = new AtomicBoolean(false); |
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Runnable r = () -> { |
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onClose.set(true); |
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}; |
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rs.onClose(r); |
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rs.remove(r); |
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rs.close(); |
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if (onClose.get()) { |
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throw new AssertionError("onClose handler not removed!"); |
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} |
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} |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Leaving testRemoveOnClose()"); |
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} |
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private static void testRemoveOnFlush() throws Exception { |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Entering testRemoveOnFlush()"); |
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try (RecordingStream rs = new RecordingStream()) { |
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AtomicInteger flushCount = new AtomicInteger(2); |
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AtomicBoolean removeExecuted = new AtomicBoolean(false); |
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Runnable onFlush1 = () -> { |
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removeExecuted.set(true); |
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}; |
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Runnable onFlush2 = () -> { |
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flushCount.incrementAndGet(); |
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}; |
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rs.onFlush(onFlush1); |
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rs.onFlush(onFlush2); |
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rs.remove(onFlush1); |
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rs.startAsync(); |
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while (flushCount.get() < 2) { |
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RemoveEvent r = new RemoveEvent(); |
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r.commit(); |
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Thread.sleep(100); |
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} |
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if (removeExecuted.get()) { |
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throw new AssertionError("onFlush handler not removed!"); |
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} |
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} |
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58271
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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log("Leaving testRemoveOnFlush()"); |
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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} |
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
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e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
parents:
58076
diff
changeset
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private static void log(String msg) { |
e47423f1318b
Test fixes: more logging, typos, fixes to at-run targets
mseledtsov
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58076
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System.out.println(msg); |
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} |
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} |