20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test TestPrintReferences 26 * @bug 8136991 27 * @summary Validate the reference processing logging 28 * @key gc 29 * @library /testlibrary 30 * @modules java.base/sun.misc 31 * java.management 32 */ 33 34 import jdk.test.lib.ProcessTools; 35 import jdk.test.lib.OutputAnalyzer; 36 37 public class TestPrintReferences { 38 public static void main(String[] args) throws Exception { 39 ProcessBuilder pb_enabled = 40 ProcessTools.createJavaProcessBuilder("-XX:+PrintGCDetails", "-XX:+PrintReferenceGC", "-Xmx10M", GCTest.class.getName()); 41 OutputAnalyzer output = new OutputAnalyzer(pb_enabled.start()); 42 43 String countRegex = "[0-9]+ refs"; 44 String timeRegex = "[0-9]+[.,][0-9]+ secs"; 45 46 output.shouldMatch( 47 "#[0-9]+: \\[SoftReference, " + countRegex + ", " + timeRegex + "\\]" + 48 "#[0-9]+: \\[WeakReference, " + countRegex + ", " + timeRegex + "\\]" + 49 "#[0-9]+: \\[FinalReference, " + countRegex + ", " + timeRegex + "\\]" + 50 "#[0-9]+: \\[PhantomReference, " + countRegex + ", " + timeRegex + "\\]" + 51 "#[0-9]+: \\[JNI Weak Reference, (" + countRegex + ", )?" + timeRegex + "\\]"); 52 53 output.shouldHaveExitValue(0); 54 } 55 56 static class GCTest { 57 public static void main(String [] args) { 58 System.gc(); 59 } 60 } 61 } | 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test TestPrintReferences 26 * @bug 8136991 27 * @summary Validate the reference processing logging 28 * @key gc 29 * @library /testlibrary 30 * @modules java.base/sun.misc 31 * java.management 32 */ 33 34 import jdk.test.lib.ProcessTools; 35 import jdk.test.lib.OutputAnalyzer; 36 37 public class TestPrintReferences { 38 public static void main(String[] args) throws Exception { 39 ProcessBuilder pb_enabled = 40 ProcessTools.createJavaProcessBuilder("-Xlog:gc+ref=debug", "-Xmx10M", GCTest.class.getName()); 41 OutputAnalyzer output = new OutputAnalyzer(pb_enabled.start()); 42 43 String countRegex = "[0-9]+ refs"; 44 String timeRegex = "\\([0-9]+[.,][0-9]+s, [0-9]+[.,][0-9]+s\\) [0-9]+[.,][0-9]+ms"; 45 46 output.shouldMatch(".* GC\\([0-9]+\\) SoftReference " + timeRegex + "\n" + 47 ".* GC\\([0-9]+\\) WeakReference " + timeRegex + "\n" + 48 ".* GC\\([0-9]+\\) FinalReference " + timeRegex + "\n" + 49 ".* GC\\([0-9]+\\) PhantomReference " + timeRegex + "\n" + 50 ".* GC\\([0-9]+\\) JNI Weak Reference " + timeRegex + "\n" + 51 ".* GC\\([0-9]+\\) Ref Counts: Soft: [0-9]+ Weak: [0-9]+ Final: [0-9]+ Phantom: [0-9]+\n"); 52 53 output.shouldHaveExitValue(0); 54 } 55 56 static class GCTest { 57 public static void main(String [] args) { 58 System.gc(); 59 } 60 } 61 } |