8224600: Provide VM.events command
Reviewed-by: minqi, dholmes, mbaesken, clanger
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
import jdk.test.lib.dcmd.CommandExecutor;
import jdk.test.lib.dcmd.JMXExecutor;
import jdk.test.lib.process.OutputAnalyzer;
import org.testng.annotations.Test;
/*
* @test
* @summary Test of diagnostic command VM.events
* @library /test/lib
* @modules java.base/jdk.internal.misc
* java.compiler
* java.management
* jdk.internal.jvmstat/sun.jvmstat.monitor
* @run testng EventsTest
*/
public class EventsTest {
public void run_all(CommandExecutor executor) {
OutputAnalyzer output = executor.execute("VM.events");
// This tests for the output to contain the event log *names*. Those are always
// printed even if the corresponding event log is empty (e.g. "Classes redefined (0 events)")
output.shouldContain("Events");
output.shouldContain("Compilation");
output.shouldContain("GC");
output.shouldContain("Deoptimization");
output.shouldContain("Classes unloaded");
}
public void run_selected(CommandExecutor executor) {
OutputAnalyzer output = executor.execute("VM.events log=deopt");
// This tests for the output to contain the event log *names*. Those are always
// printed even if the corresponding event log is empty (e.g. "Classes redefined (0 events)")
output.shouldContain("Deoptimization");
output.shouldNotContain("Events");
output.shouldNotContain("Compilation");
output.shouldNotContain("GC");
output.shouldNotContain("Classes unloaded");
}
@Test
public void jmx() {
run_all(new JMXExecutor());
run_selected(new JMXExecutor());
}
}