--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/event/runtime/TestSizeTFlags.java Tue May 15 20:24:34 2018 +0200
@@ -0,0 +1,108 @@
+/*
+ * Copyright (c) 2015, 2018, 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.runtime;
+
+import static jdk.test.lib.Asserts.assertTrue;
+
+import java.nio.file.Paths;
+import java.time.Duration;
+
+import jdk.jfr.Recording;
+import jdk.jfr.consumer.RecordedEvent;
+import jdk.test.lib.jfr.EventNames;
+import jdk.test.lib.jfr.Events;
+
+/*
+ * @test
+ * @bug 8058552
+ * @requires vm.gc == "G1" | vm.gc == null
+ * @key jfr
+ * @summary Test checks that flags of type size_t are being sent to the jfr
+ * @library /test/lib
+ * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:-UseFastUnorderedTimeStamps -XX:+UseG1GC -XX:+UseTLAB -XX:MinTLABSize=3k -XX:OldSize=30m -XX:YoungPLABSize=3k -XX:MaxDirectMemorySize=5M jdk.jfr.event.runtime.TestSizeTFlags
+ */
+public class TestSizeTFlags {
+ private static final String EVENT_NAME = EventNames.UnsignedLongFlag;
+ private static final int NUMBER_OF_FLAGS_TO_CHECK = 4;
+ private static final long MIN_TLAB_SIZE_FLAG_VALUE = 3*1024L;
+ private static final long OLD_SIZE_FLAG_VALUE = 30*1024*1024L;
+ private static final long YOUNG_PLAB_SIZE_FLAG_VALUE = 3*1024L;
+ private static final long MAX_DIRECT_MEMORY_SIZE_FLAG_VALUE = 5*1024*1024L;
+
+ // Test run java with some of the flags of type size_t.
+ // Goals are
+ // - to check that flags are reported to the jfr;
+ // - to make sure values are as expected.
+ public static void main(String[] args) throws Exception {
+ final boolean[] flagsFoundWithExpectedValue = new boolean[NUMBER_OF_FLAGS_TO_CHECK];
+ Recording recording = null;
+ try {
+ recording = new Recording();
+ recording.enable(EVENT_NAME).withThreshold(Duration.ofMillis(0));
+ recording.start();
+ recording.stop();
+
+ for (final RecordedEvent event : Events.fromRecording(recording)) {
+ final String recordedFlagName = Events.assertField(event, "name").getValue();
+ final long value = Events.assertField(event, "value").getValue();
+ switch (recordedFlagName) {
+ case "MinTLABSize": {
+ flagsFoundWithExpectedValue[0] = MIN_TLAB_SIZE_FLAG_VALUE == value;
+ continue;
+ }
+ case "OldSize": {
+ flagsFoundWithExpectedValue[1] = OLD_SIZE_FLAG_VALUE == value;
+ continue;
+ }
+ case "YoungPLABSize": {
+ flagsFoundWithExpectedValue[2] = YOUNG_PLAB_SIZE_FLAG_VALUE == value;
+ continue;
+ }
+ case "MaxDirectMemorySize": {
+ flagsFoundWithExpectedValue[3] = MAX_DIRECT_MEMORY_SIZE_FLAG_VALUE == value;
+ continue;
+ }
+ default: {
+ continue;
+ }
+ }
+ }
+
+ for (int i = 0; i < flagsFoundWithExpectedValue.length; ++i) {
+ assertTrue(flagsFoundWithExpectedValue[i], "Flag not found or value error!");
+ }
+
+ } catch (Throwable e) {
+ if (recording != null) {
+ recording.dump(Paths.get("failed.jfr"));
+ }
+ throw e;
+ } finally {
+ if (recording != null) {
+ recording.close();
+ }
+ }
+ }
+}