5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 import com.oracle.java.testlibrary.ExitCode;
25 import com.oracle.java.testlibrary.Utils;
26 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
27
28 import java.util.Collections;
29 import java.util.LinkedList;
30 import java.util.List;
31
32 /**
33 * @test
34 * @bug 8031323
35 * @summary Verify SurvivorAlignmentInBytes option processing.
36 * @library /testlibrary
37 * @run main TestSurvivorAlignmentInBytesOption
38 */
39 public class TestSurvivorAlignmentInBytesOption {
40 private static final String[] FILTERED_VM_OPTIONS
41 = Utils.getFilteredTestJavaOpts(
42 "UnlockExperimentalVMOptions",
43 "SurvivorAlignmentInBytes",
44 "ObjectAlignmentInBytes");
45
46 public static void main(String args[]) throws Throwable {
47 String optionName = "SurvivorAlignmentInBytes";
48 String optionIsExperimental
49 = CommandLineOptionTest.getExperimentalOptionErrorMessage(
50 optionName);
51 String valueIsTooSmall= ".*SurvivorAlignmentInBytes=.*must be greater"
52 + " than ObjectAlignmentInBytes.*";
53 String mustBePowerOf2 = ".*SurvivorAlignmentInBytes=.*must be "
54 + "power of 2.*";
55
56 // Verify that without -XX:+UnlockExperimentalVMOptions usage of
57 // SurvivorAlignmentInBytes option will cause JVM startup failure
58 // with the warning message saying that that option is experimental.
59 CommandLineOptionTest.verifyJVMStartup(
60 new String[]{optionIsExperimental}, null, ExitCode.FAIL, false,
61 TestSurvivorAlignmentInBytesOption.prepareOptions(
62 "-XX:-UnlockExperimentalVMOptions",
63 CommandLineOptionTest.prepareNumericFlag(
64 optionName, 64)));
65
66 // Verify that with -XX:+UnlockExperimentalVMOptions passed to JVM
67 // usage of SurvivorAlignmentInBytes option won't cause JVM startup
68 // failure.
69 CommandLineOptionTest.verifyJVMStartup(
70 null, new String[]{optionIsExperimental}, ExitCode.OK, false,
71 TestSurvivorAlignmentInBytesOption.prepareOptions(
72 CommandLineOptionTest.prepareNumericFlag(
73 optionName, 64)));
74
75 // Verify that if specified SurvivorAlignmentInBytes is lower then
76 // ObjectAlignmentInBytes, then the JVM startup will fail with
77 // appropriate error message.
78 CommandLineOptionTest.verifyJVMStartup(
79 new String[]{valueIsTooSmall}, null, ExitCode.FAIL, false,
80 TestSurvivorAlignmentInBytesOption.prepareOptions(
81 CommandLineOptionTest.prepareNumericFlag(
82 optionName, 2)));
83
84 // Verify that if specified SurvivorAlignmentInBytes value is not
85 // a power of 2 then the JVM startup will fail with appropriate error
86 // message.
87 CommandLineOptionTest.verifyJVMStartup(
88 new String[]{mustBePowerOf2}, null, ExitCode.FAIL, false,
89 TestSurvivorAlignmentInBytesOption.prepareOptions(
90 CommandLineOptionTest.prepareNumericFlag(
91 optionName, 127)));
92
93 // Verify that if SurvivorAlignmentInBytes has correct value, then
94 // the JVM will be started without errors.
95 CommandLineOptionTest.verifyJVMStartup(
96 null, new String[]{".*SurvivorAlignmentInBytes.*"},
97 ExitCode.OK, false,
98 TestSurvivorAlignmentInBytesOption.prepareOptions(
99 CommandLineOptionTest.prepareNumericFlag(
100 optionName, 128)));
101
102 // Verify that we can setup different SurvivorAlignmentInBytes values.
103 for (int alignment = 32; alignment <= 128; alignment *= 2) {
104 CommandLineOptionTest.verifyOptionValue(optionName,
105 Integer.toString(alignment), false,
106 TestSurvivorAlignmentInBytesOption.prepareOptions(
107 CommandLineOptionTest.prepareNumericFlag(
108 optionName, alignment)));
109 }
110 }
111
112 private static String[] prepareOptions(String... options) {
113 List<String> finalOptions = new LinkedList<>();
114 Collections.addAll(finalOptions,
115 TestSurvivorAlignmentInBytesOption.FILTERED_VM_OPTIONS);
116 finalOptions.add(CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS);
117 Collections.addAll(finalOptions, options);
118 return finalOptions.toArray(new String[finalOptions.size()]);
119 }
120 }
|
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 import com.oracle.java.testlibrary.ExitCode;
25 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
26
27 /**
28 * @test
29 * @bug 8031323
30 * @summary Verify SurvivorAlignmentInBytes option processing.
31 * @library /testlibrary
32 * @requires vm.opt.SurvivorAlignmentInBytes == null
33 * & vm.opt.ObjectAlignmentInBytes == null
34 * & vm.opt.UnlockExperimentalVMOptions == null
35 * & (vm.opt.IgnoreUnrecognizedVMOptions == null
36 * | vm.opt.IgnoreUnrecognizedVMOptions == "false")
37 * @run main TestSurvivorAlignmentInBytesOption
38 */
39 public class TestSurvivorAlignmentInBytesOption {
40 public static void main(String args[]) throws Throwable {
41 String optionName = "SurvivorAlignmentInBytes";
42 String unlockExperimentalVMOpts = "UnlockExperimentalVMOptions";
43 String optionIsExperimental
44 = CommandLineOptionTest.getExperimentalOptionErrorMessage(
45 optionName);
46 String valueIsTooSmall= ".*SurvivorAlignmentInBytes=.*must be greater"
47 + " than ObjectAlignmentInBytes.*";
48 String mustBePowerOf2 = ".*SurvivorAlignmentInBytes=.*must be "
49 + "power of 2.*";
50
51 // Verify that without -XX:+UnlockExperimentalVMOptions usage of
52 // SurvivorAlignmentInBytes option will cause JVM startup failure
53 // with the warning message saying that that option is experimental.
54 CommandLineOptionTest.verifyJVMStartup(
55 new String[]{optionIsExperimental}, null, ExitCode.FAIL, false,
56 "-XX:-UnlockExperimentalVMOptions",
57 CommandLineOptionTest.prepareBooleanFlag(
58 unlockExperimentalVMOpts, false),
59 CommandLineOptionTest.prepareNumericFlag(optionName, 64));
60
61 // Verify that with -XX:+UnlockExperimentalVMOptions passed to JVM
62 // usage of SurvivorAlignmentInBytes option won't cause JVM startup
63 // failure.
64 CommandLineOptionTest.verifyJVMStartup(
65 null, new String[]{optionIsExperimental}, ExitCode.OK, false,
66 CommandLineOptionTest.prepareBooleanFlag(
67 unlockExperimentalVMOpts, true),
68 CommandLineOptionTest.prepareNumericFlag(optionName, 64));
69
70 // Verify that if specified SurvivorAlignmentInBytes is lower then
71 // ObjectAlignmentInBytes, then the JVM startup will fail with
72 // appropriate error message.
73 CommandLineOptionTest.verifyJVMStartup(
74 new String[]{valueIsTooSmall}, null, ExitCode.FAIL, false,
75 CommandLineOptionTest.prepareBooleanFlag(
76 unlockExperimentalVMOpts, true),
77 CommandLineOptionTest.prepareNumericFlag(optionName, 2));
78
79 // Verify that if specified SurvivorAlignmentInBytes value is not
80 // a power of 2 then the JVM startup will fail with appropriate error
81 // message.
82 CommandLineOptionTest.verifyJVMStartup(
83 new String[]{mustBePowerOf2}, null, ExitCode.FAIL, false,
84 CommandLineOptionTest.prepareBooleanFlag(
85 unlockExperimentalVMOpts, true),
86 CommandLineOptionTest.prepareNumericFlag(optionName, 127));
87
88 // Verify that if SurvivorAlignmentInBytes has correct value, then
89 // the JVM will be started without errors.
90 CommandLineOptionTest.verifyJVMStartup(
91 null, new String[]{".*SurvivorAlignmentInBytes.*"},
92 ExitCode.OK, false,
93 CommandLineOptionTest.prepareBooleanFlag(
94 unlockExperimentalVMOpts, true),
95 CommandLineOptionTest.prepareNumericFlag(optionName, 128));
96
97 // Verify that we can setup different SurvivorAlignmentInBytes values.
98 for (int alignment = 32; alignment <= 128; alignment *= 2) {
99 CommandLineOptionTest.verifyOptionValue(optionName,
100 Integer.toString(alignment),
101 CommandLineOptionTest.prepareBooleanFlag(
102 unlockExperimentalVMOpts, true),
103 CommandLineOptionTest.prepareNumericFlag(
104 optionName, alignment));
105 }
106 }
107 }
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