26 * @key gc
27 * @bug 8000831
28 * @summary Runs an simple application (GarbageProducer) with various
29 combinations of -XX:{+|-}Verify{After|Before}GC flags and checks that
30 output contain or doesn't contain expected patterns
31 * @modules java.management
32 * @library /testlibrary
33 * @run driver TestVerifyBeforeAndAfterGCFlags
34 */
35
36 import java.util.ArrayList;
37 import java.util.Collections;
38
39 import jdk.test.lib.Utils;
40 import jdk.test.lib.OutputAnalyzer;
41 import jdk.test.lib.ProcessTools;
42
43 public class TestVerifyBeforeAndAfterGCFlags {
44
45 // VerifyBeforeGC:[Verifying threads heap tenured eden syms strs zone dict metaspace chunks hand C-heap code cache ]
46 public static final String VERIFY_BEFORE_GC_PATTERN = "VerifyBeforeGC:\\[Verifying\\s+([^]\\s]+\\s+)+\\]";
47 // VerifyBeforeGC: VerifyBeforeGC: VerifyBeforeGC:
48 public static final String VERIFY_BEFORE_GC_CORRUPTED_PATTERN = "VerifyBeforeGC:(?!\\[Verifying[^]]+\\])";
49
50 // VerifyAfterGC:[Verifying threads heap tenured eden syms strs zone dict metaspace chunks hand C-heap code cache ]
51 public static final String VERIFY_AFTER_GC_PATTERN = "VerifyAfterGC:\\[Verifying\\s+([^]\\s]+\\s+)+\\]";
52 // VerifyAfterGC: VerifyAfterGC: VerifyAfterGC:
53 public static final String VERIFY_AFTER_GC_CORRUPTED_PATTERN = "VerifyAfterGC:(?!\\[Verifying[^]]+\\])";
54
55 public static void main(String args[]) throws Exception {
56 String[] filteredOpts = Utils.getFilteredTestJavaOpts(
57 new String[] { "-Xloggc:",
58 "-XX:+UseGCLogFileRotation",
59 "-XX:-DisplayVMOutput",
60 "VerifyBeforeGC",
61 "VerifyAfterGC" });
62 testVerifyFlags(false, false, filteredOpts);
63 testVerifyFlags(true, true, filteredOpts);
64 testVerifyFlags(true, false, filteredOpts);
65 testVerifyFlags(false, true, filteredOpts);
66 }
67
68 public static void testVerifyFlags(boolean verifyBeforeGC,
69 boolean verifyAfterGC,
70 String[] opts) throws Exception {
71 ArrayList<String> vmOpts = new ArrayList<>();
72 if (opts != null && (opts.length > 0)) {
73 Collections.addAll(vmOpts, opts);
74 }
75
76 Collections.addAll(vmOpts, new String[] {
77 "-Xmx5m",
78 "-Xms5m",
79 "-Xmn3m",
80 "-XX:+UnlockDiagnosticVMOptions",
81 (verifyBeforeGC ? "-XX:+VerifyBeforeGC"
82 : "-XX:-VerifyBeforeGC"),
83 (verifyAfterGC ? "-XX:+VerifyAfterGC"
84 : "-XX:-VerifyAfterGC"),
85 GarbageProducer.class.getName() });
86 ProcessBuilder procBuilder =
87 ProcessTools.createJavaProcessBuilder(vmOpts.toArray(
88 new String[vmOpts.size()]));
89 OutputAnalyzer analyzer = new OutputAnalyzer(procBuilder.start());
90
91 analyzer.shouldHaveExitValue(0);
92 analyzer.shouldNotMatch(VERIFY_BEFORE_GC_CORRUPTED_PATTERN);
93 analyzer.shouldNotMatch(VERIFY_AFTER_GC_CORRUPTED_PATTERN);
94
95 if (verifyBeforeGC) {
96 analyzer.shouldMatch(VERIFY_BEFORE_GC_PATTERN);
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26 * @key gc
27 * @bug 8000831
28 * @summary Runs an simple application (GarbageProducer) with various
29 combinations of -XX:{+|-}Verify{After|Before}GC flags and checks that
30 output contain or doesn't contain expected patterns
31 * @modules java.management
32 * @library /testlibrary
33 * @run driver TestVerifyBeforeAndAfterGCFlags
34 */
35
36 import java.util.ArrayList;
37 import java.util.Collections;
38
39 import jdk.test.lib.Utils;
40 import jdk.test.lib.OutputAnalyzer;
41 import jdk.test.lib.ProcessTools;
42
43 public class TestVerifyBeforeAndAfterGCFlags {
44
45 // VerifyBeforeGC:[Verifying threads heap tenured eden syms strs zone dict metaspace chunks hand C-heap code cache ]
46 public static final String VERIFY_BEFORE_GC_PATTERN = "Verifying Before GC";
47 // VerifyBeforeGC: VerifyBeforeGC: VerifyBeforeGC:
48 public static final String VERIFY_BEFORE_GC_CORRUPTED_PATTERN = "VerifyBeforeGC:(?!\\[Verifying[^]]+\\])";
49
50 // VerifyAfterGC:[Verifying threads heap tenured eden syms strs zone dict metaspace chunks hand C-heap code cache ]
51 public static final String VERIFY_AFTER_GC_PATTERN = "Verifying After GC";
52 // VerifyAfterGC: VerifyAfterGC: VerifyAfterGC:
53 public static final String VERIFY_AFTER_GC_CORRUPTED_PATTERN = "VerifyAfterGC:(?!\\[Verifying[^]]+\\])";
54
55 public static void main(String args[]) throws Exception {
56 String[] filteredOpts = Utils.getFilteredTestJavaOpts(
57 new String[] { "-Xlog:gc+verify=debug",
58 "-XX:+UseGCLogFileRotation",
59 "-XX:-DisplayVMOutput",
60 "VerifyBeforeGC",
61 "VerifyAfterGC" });
62 testVerifyFlags(false, false, filteredOpts);
63 testVerifyFlags(true, true, filteredOpts);
64 testVerifyFlags(true, false, filteredOpts);
65 testVerifyFlags(false, true, filteredOpts);
66 }
67
68 public static void testVerifyFlags(boolean verifyBeforeGC,
69 boolean verifyAfterGC,
70 String[] opts) throws Exception {
71 ArrayList<String> vmOpts = new ArrayList<>();
72 if (opts != null && (opts.length > 0)) {
73 Collections.addAll(vmOpts, opts);
74 }
75
76 Collections.addAll(vmOpts, new String[] {
77 "-Xlog:gc+verify=debug",
78 "-Xmx5m",
79 "-Xms5m",
80 "-Xmn3m",
81 "-XX:+UnlockDiagnosticVMOptions",
82 (verifyBeforeGC ? "-XX:+VerifyBeforeGC"
83 : "-XX:-VerifyBeforeGC"),
84 (verifyAfterGC ? "-XX:+VerifyAfterGC"
85 : "-XX:-VerifyAfterGC"),
86 GarbageProducer.class.getName() });
87 ProcessBuilder procBuilder =
88 ProcessTools.createJavaProcessBuilder(vmOpts.toArray(
89 new String[vmOpts.size()]));
90 OutputAnalyzer analyzer = new OutputAnalyzer(procBuilder.start());
91
92 analyzer.shouldHaveExitValue(0);
93 analyzer.shouldNotMatch(VERIFY_BEFORE_GC_CORRUPTED_PATTERN);
94 analyzer.shouldNotMatch(VERIFY_AFTER_GC_CORRUPTED_PATTERN);
95
96 if (verifyBeforeGC) {
97 analyzer.shouldMatch(VERIFY_BEFORE_GC_PATTERN);
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