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/*
* Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.jfr.event.io;
import static jdk.test.lib.Asserts.assertEquals;
import static jdk.test.lib.Asserts.assertTrue;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.stream.Collectors;
import jdk.jfr.event.io.IOEvent.EventType;
import jdk.jfr.consumer.RecordedEvent;
import jdk.test.lib.jfr.Events;
// Helper class to match actual RecordedEvents to expected events.
public class IOHelper {
public static void verifyEqualsInOrder(List<RecordedEvent> events, List<IOEvent> expectedEvents) throws Throwable {
Collections.sort(events, Comparator.comparing(RecordedEvent::getStartTime));
List<IOEvent> actualEvents = getTestEvents(events, expectedEvents);
try {
assertEquals(actualEvents.size(), expectedEvents.size(), "Wrong number of events.");
for (int i = 0; i < actualEvents.size(); ++i) {
assertEquals(actualEvents.get(i), expectedEvents.get(i), "Wrong event at pos " + i);
}
} catch (Throwable t) {
for (RecordedEvent e: events) {
System.out.println(e);
}
logEvents(actualEvents, expectedEvents);
throw t;
}
}
public static void verifyEquals(List<RecordedEvent> events, List<IOEvent> expectedEvents) throws Throwable {
List<IOEvent> actualEvents = getTestEvents(events, expectedEvents);
try {
assertEquals(actualEvents.size(), expectedEvents.size(), "Wrong number of events");
assertTrue(actualEvents.containsAll(expectedEvents), "Not all expected events received");
assertTrue(expectedEvents.containsAll(actualEvents), "Received unexpected events");
} catch (Throwable t) {
logEvents(actualEvents, expectedEvents);
throw t;
}
}
private static List<IOEvent> getTestEvents(List<RecordedEvent> events, List<IOEvent> expectedEvents) throws Throwable {
// Log all events
for (RecordedEvent event : events) {
String msg = event.getEventType().getName();
boolean isSocket = IOEvent.EVENT_SOCKET_READ.equals(msg) || IOEvent.EVENT_SOCKET_WRITE.equals(msg);
boolean isFile = IOEvent.EVENT_FILE_FORCE.equals(msg) || IOEvent.EVENT_FILE_READ.equals(msg) || IOEvent.EVENT_FILE_WRITE.equals(msg);
boolean isFileReadOrWrite = IOEvent.EVENT_FILE_READ.equals(msg) || IOEvent.EVENT_FILE_WRITE.equals(msg);
boolean isRead = IOEvent.EVENT_FILE_READ.equals(msg) || IOEvent.EVENT_SOCKET_READ.equals(msg);
if (isFile) {
msg += " : " + Events.assertField(event, "path").getValue();
} else if (isSocket) {
msg += " - " + Events.assertField(event, "host").getValue();
msg += "." + Events.assertField(event, "address").getValue();
msg += "." + Events.assertField(event, "port").getValue();
}
if (isSocket || isFileReadOrWrite) {
String field = isRead ? "bytesRead" : "bytesWritten";
msg += " : " + Events.assertField(event, field).getValue();
}
System.out.println(msg);
}
return events.stream()
.filter(event -> isTestEvent(event, expectedEvents))
.map(event -> IOEvent.createTestEvent(event))
.collect(Collectors.toList());
}
// A recording may contain extra events that are not part of the test.
// This function filters out events that not belong to the test.
public static boolean isTestEvent(RecordedEvent event, List<IOEvent> testEvents) {
EventType eventType = IOEvent.getEventType(event);
if (eventType == EventType.UnknownEvent) {
return false;
}
// Only care about threads in the expected threads.
final String threadName = event.getThread().getJavaName();
if (testEvents.stream().noneMatch(te -> te.thread.equals(threadName))) {
return false;
}
// Only care about files and sockets in expected events.
final String address = IOEvent.getEventAddress(event);
if (testEvents.stream().noneMatch(te -> te.address.equals(address))) {
return false;
}
return true;
}
private static void logEvents(List<IOEvent> actualEvents, List<IOEvent> expectedEvents) {
for (int i = 0; i < actualEvents.size(); ++i) {
System.out.println("actual event[" + i + "] = " + actualEvents.get(i));
}
for (int i = 0; i < expectedEvents.size(); ++i) {
System.out.println("expected event[" + i + "] = " + expectedEvents.get(i));
}
}
}
¤ Dauer der Verarbeitung: 0.18 Sekunden
(vorverarbeitet)
¤
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