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*/ package jdk.jfr.jvm;
// Jcmd for the current JVM where jdk.attach module is available
String currentJcmd = JDKToolFinder.getJDKTool("jcmd");
currentJcmd = Path.of(currentJcmd).normalize().toAbsolutePath().toString();
// Image 1: Should be able to start JFR if jdk.jfr module is present
Path javaBin1 = jlink("hello.world,jdk.jfr", "with-jfr");
testCommandLineWithJFR(javaBin1);
testJcmdWithJFR(javaBin1, currentJcmd);
// Image 2: Should fail if jdk.jfr module is not present
Path javaBin2 = jlink("hello.world", "without-jfr");
testCommandLineWithoutJFR(javaBin2);
testJcmdWithoutJFR(javaBin2, currentJcmd);
}
privatestaticvoid testCommandLineWithJFR(Path binPath) throws Exception { var result = java(binPath, "-XX:StartFlightRecording", "--module", "hello.world/hello.Main");
result.shouldNotContain(ERROR_LINE1);
result.shouldNotContain(ERROR_LINE2);
result.shouldContain(HELLO_WORLD);
result.shouldContain(STARTED_RECORDING);
result.shouldHaveExitValue(0);
}
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