--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/arguments/TestInitialTenuringThreshold.java Thu May 16 23:51:51 2013 +0200
@@ -0,0 +1,75 @@
+/*
+* Copyright (c) 2013, 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.
+*/
+
+/*
+ * @test TestInitialTenuringThreshold
+ * @key gc
+ * @bug 8014765
+ * @summary Tests argument processing for initial tenuring threshold
+ * @library /testlibrary
+ * @run main/othervm TestInitialTenuringThreshold
+ * @author thomas.schatzl@oracle.com
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class TestInitialTenuringThreshold {
+
+ public static void runWithThresholds(int initial, int max, boolean shouldfail) throws Exception {
+ ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+ "-XX:InitialTenuringThreshold=" + String.valueOf(initial),
+ "-XX:MaxTenuringThreshold=" + String.valueOf(max),
+ "-version"
+ );
+
+ OutputAnalyzer output = new OutputAnalyzer(pb.start());
+ if (shouldfail) {
+ output.shouldHaveExitValue(1);
+ } else {
+ output.shouldHaveExitValue(0);
+ }
+ }
+
+
+ public static void main(String args[]) throws Exception {
+ ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+ // some value below the default value of InitialTenuringThreshold of 7
+ "-XX:MaxTenuringThreshold=1",
+ "-version"
+ );
+
+ OutputAnalyzer output = new OutputAnalyzer(pb.start());
+ output.shouldHaveExitValue(0);
+ // successful tests
+ runWithThresholds(0, 10, false);
+ runWithThresholds(5, 5, false);
+ // failing tests
+ runWithThresholds(10, 0, true);
+ runWithThresholds(9, 8, true);
+ runWithThresholds(-1, 8, true);
+ runWithThresholds(8, -1, true);
+ runWithThresholds(8, 16, true);
+ runWithThresholds(16, 8, true);
+ }
+}
+