1 /*
2 * Copyright (c) 2017 Red Hat, Inc. and/or its affiliates.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 /*
25 * @test TestHumongousThresholdArgs
26 * @summary Test that Shenandoah humongous threshold args are checked
27 * @key gc
28 * @library /testlibrary
29 * @modules java.base/jdk.internal.misc
30 * java.management
31 * @run driver TestHumongousThresholdArgs
32 */
33
34 import com.oracle.java.testlibrary.*;
35
36 public class TestHumongousThresholdArgs {
37 public static void main(String[] args) throws Exception {
38 {
39 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseShenandoahGC",
40 "-version");
41 OutputAnalyzer output = new OutputAnalyzer(pb.start());
42 output.shouldHaveExitValue(0);
43 }
44
45 int[] valid = new int[] { 1, 10, 50, 90, 100 };
46 int[] invalid = new int[] { -100, -1, 0, 101, 1000 };
47
48 for (int v : valid) {
49 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseShenandoahGC",
50 "-XX:+UnlockExperimentalVMOptions",
51 "-XX:ShenandoahHumongousThreshold=" + v,
52 "-version");
53 OutputAnalyzer output = new OutputAnalyzer(pb.start());
54 output.shouldHaveExitValue(0);
55 }
56
57 for (int v : invalid) {
58 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseShenandoahGC",
59 "-XX:+UnlockExperimentalVMOptions",
60 "-XX:ShenandoahHumongousThreshold=" + v,
61 "-version");
62 OutputAnalyzer output = new OutputAnalyzer(pb.start());
63 output.shouldHaveExitValue(1);
64 }
65 }
66 }
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1 /*
2 * Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 /*
25 * @test TestHumongousThresholdArgs
26 * @summary Test that Shenandoah humongous threshold args are checked
27 * @key gc
28 * @library /testlibrary
29 *
30 * @run driver TestHumongousThresholdArgs
31 */
32
33 import com.oracle.java.testlibrary.*;
34
35 public class TestHumongousThresholdArgs {
36 public static void main(String[] args) throws Exception {
37 {
38 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions",
39 "-XX:+UseShenandoahGC",
40 "-version");
41 OutputAnalyzer output = new OutputAnalyzer(pb.start());
42 output.shouldHaveExitValue(0);
43 }
44
45 int[] valid = new int[] {1, 10, 50, 90, 100};
46 int[] invalid = new int[] {-100, -1, 0, 101, 1000};
47
48 for (int v : valid) {
49 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions",
50 "-XX:+UseShenandoahGC",
51 "-XX:ShenandoahHumongousThreshold=" + v,
52 "-version");
53 OutputAnalyzer output = new OutputAnalyzer(pb.start());
54 output.shouldHaveExitValue(0);
55 }
56
57 for (int v : invalid) {
58 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions",
59 "-XX:+UseShenandoahGC",
60 "-XX:ShenandoahHumongousThreshold=" + v,
61 "-version");
62 OutputAnalyzer output = new OutputAnalyzer(pb.start());
63 output.shouldHaveExitValue(1);
64 }
65 }
66 }
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