public static void main(String[] args) throws Exception {
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+PrintWarnings=8", "-version");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain("Improperly specified VM option 'PrintWarnings=8'");
output.shouldHaveExitValue(1);
pb = ProcessTools.createJavaProcessBuilder("-XX:-PrintWarnings=8", "-version");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Improperly specified VM option 'PrintWarnings=8'");
output.shouldHaveExitValue(1);
}
private void verifyRTMRetryCount(int retryCount) throws Throwable {
CompilableTest busyLock = new BusyLock();
long expectedAborts = retryCount + 1L;
OutputAnalyzer outputAnalyzer =
RTMTestBase.executeRTMTest(
busyLock,
"-XX:-UseRTMXendForLockBusy",
"-XX:RTMTotalCountIncrRate=1",
CommandLineOptionTest.prepareNumericFlag("RTMRetryCount", retryCount),
"-XX:RTMTotalCountIncrRate=1",
"-XX:+PrintPreciseRTMLockingStatistics",
BusyLock.class.getName(),
Boolean.toString(TestRTMRetryCount.INFLATE_MONITOR),
Integer.toString(TestRTMRetryCount.LOCKING_TIME));
outputAnalyzer.shouldHaveExitValue(0);
List<RTMLockingStatistics> statistics =
RTMLockingStatistics.fromString(
busyLock.getMethodWithLockName(), outputAnalyzer.getStdout());
Asserts.assertEQ(
statistics.size(),
1,
"VM output should contain "
+ "exactly one rtm locking statistics entry for method "
+ busyLock.getMethodWithLockName());
Asserts.assertEQ(
statistics.get(0).getTotalAborts(),
expectedAborts,
String.format("It is expected to get %d aborts", expectedAborts));
}
public static void main(String[] args) throws Exception {
ProcessBuilder pb =
ProcessTools.createJavaProcessBuilder("-XX:MaxMetaspaceSize=10m", "-Xshare:dump");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain(
"is not large enough.\nEither don't specify the -XX:MaxMetaspaceSize=<size>\nor increase the size to at least");
output.shouldHaveExitValue(2);
}
public static void main(String args[]) throws Exception {
ProcessBuilder pb =
ProcessTools.createJavaProcessBuilder(
"-showversion",
"-XX:+UseParallelGC",
"-XX:+UseAdaptiveGCBoundary",
"-XX:+PrintCommandLineFlags",
SystemGCCaller.class.getName());
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain("+UseAdaptiveGCBoundary");
output.shouldNotContain("error");
output.shouldHaveExitValue(0);
}
public static void main(String[] args) throws Exception {
ProcessBuilder pb;
String filename = "./CDSCompressedKPtrsError.jsa";
if (Platform.is64bit()) {
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:+UseCompressedOops",
"-XX:+UseCompressedClassPointers",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=" + filename,
"-Xshare:dump");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
try {
output.shouldContain("Loading classes to share");
output.shouldHaveExitValue(0);
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:-UseCompressedClassPointers",
"-XX:-UseCompressedOops",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=" + filename,
"-Xshare:on",
"-version");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Unable to use shared archive");
output.shouldHaveExitValue(0);
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:-UseCompressedClassPointers",
"-XX:+UseCompressedOops",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=" + filename,
"-Xshare:on",
"-version");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Unable to use shared archive");
output.shouldHaveExitValue(0);
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:+UseCompressedClassPointers",
"-XX:-UseCompressedOops",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=" + filename,
"-Xshare:on",
"-version");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Unable to use shared archive");
output.shouldHaveExitValue(0);
} catch (RuntimeException e) {
output.shouldContain("Unable to use shared archive");
output.shouldHaveExitValue(1);
}
// Test bad options with -Xshare:dump.
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:-UseCompressedOops",
"-XX:+UseCompressedClassPointers",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad1.jsa",
"-Xshare:dump");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Cannot dump shared archive");
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:+UseCompressedOops",
"-XX:-UseCompressedClassPointers",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad2.jsa",
"-Xshare:dump");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Cannot dump shared archive");
pb =
ProcessTools.createJavaProcessBuilder(
"-XX:-UseCompressedOops",
"-XX:-UseCompressedClassPointers",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad3.jsa",
"-Xshare:dump");
output = new OutputAnalyzer(pb.start());
output.shouldContain("Cannot dump shared archive");
}
}