8192985: SA: Test cases for the clhsdb 'inspect', 'scanoops' and 'printas' commands
Summary: Create tests for the clhsdb commands: inspect, scanoops and printas
Reviewed-by: sspitsyn, sballal, cjplummer
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/serviceability/sa/ClhsdbInspect.java Thu Dec 14 12:49:47 2017 +0530
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.ArrayList;
+import jdk.test.lib.apps.LingeredApp;
+
+/*
+ * @test
+ * @bug 8192985
+ * @summary Test the clhsdb 'inspect' command
+ * @library /test/lib
+ * @run main/othervm ClhsdbInspect
+ */
+
+public class ClhsdbInspect {
+
+ public static void main(String[] args) throws Exception {
+ System.out.println("Starting the ClhsdbInspect test");
+
+ LingeredAppWithLock theApp = null;
+ try {
+ ClhsdbLauncher test = new ClhsdbLauncher();
+
+ theApp = new LingeredAppWithLock();
+ LingeredApp.startApp(null, theApp);
+ System.out.println("Started LingeredApp with pid " + theApp.getPid());
+
+ // Run the 'jstack -v' command to get the address of a Method*
+ // and the oop address of a java.lang.ref.ReferenceQueue$Lock
+ // object
+ List<String> cmds = List.of("jstack -v");
+
+ String jstackOutput = test.run(theApp.getPid(), cmds, null, null);
+
+ if (jstackOutput == null) {
+ // Output could be null due to attach permission issues
+ // and if we are skipping this.
+ LingeredApp.stopApp(theApp);
+ return;
+ }
+
+ String addressString = null;
+ Map<String, String> tokensMap = new HashMap<>();
+ tokensMap.put("waiting to lock",
+ "instance of Oop for java/lang/Class");
+ tokensMap.put("Method\\*=", "Type is Method");
+ tokensMap.put("waiting to re-lock in wait",
+ "instance of Oop for java/lang/ref/ReferenceQueue$Lock");
+
+ for (String key: tokensMap.keySet()) {
+ cmds = new ArrayList<String>();
+ Map<String, List<String>> expStrMap = new HashMap<>();
+
+ String[] snippets = jstackOutput.split(key);
+ String[] tokens = snippets[1].split(" ");
+ for (String token: tokens) {
+ if (token.contains("0x")) {
+ addressString = token.replace("<", "").replace(">", "");
+ break;
+ }
+ }
+
+ String cmd = "inspect " + addressString;
+ cmds.add(cmd);
+ expStrMap.put(cmd, List.of(tokensMap.get(key)));
+ test.run(theApp.getPid(), cmds, expStrMap, null);
+ }
+ } catch (Exception ex) {
+ throw new RuntimeException("Test ERROR " + ex, ex);
+ } finally {
+ LingeredApp.stopApp(theApp);
+ }
+ System.out.println("Test PASSED");
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/serviceability/sa/ClhsdbPrintAs.java Thu Dec 14 12:49:47 2017 +0530
@@ -0,0 +1,127 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.ArrayList;
+import jdk.test.lib.apps.LingeredApp;
+
+/*
+ * @test
+ * @bug 8192985
+ * @summary Test the clhsdb 'printas' command
+ * @library /test/lib
+ * @run main/othervm ClhsdbPrintAs
+ */
+
+public class ClhsdbPrintAs {
+
+ public static void main(String[] args) throws Exception {
+ System.out.println("Starting the ClhsdbPrintAs test");
+
+ LingeredApp theApp = null;
+ try {
+ ClhsdbLauncher test = new ClhsdbLauncher();
+ theApp = LingeredApp.startApp();
+ System.out.println("Started LingeredApp with pid " + theApp.getPid());
+
+ // Run the 'jstack -v' command to get the address of a the Method*
+ // representing LingeredApp.main
+ List<String> cmds = List.of("jstack -v");
+ Map<String, List<String>> expStrMap;
+
+ String jstackOutput = test.run(theApp.getPid(), cmds, null, null);
+
+ if (jstackOutput == null) {
+ // Output could be null due to attach permission issues
+ // and if we are skipping this.
+ LingeredApp.stopApp(theApp);
+ return;
+ }
+
+ String[] snippets = jstackOutput.split("LingeredApp.main");
+ String addressString = null;
+
+ String[] tokens = snippets[1].split("Method\\*=");
+ String[] words = tokens[1].split(" ");
+ addressString = words[0];
+
+ cmds = new ArrayList<String>();
+ expStrMap = new HashMap<>();
+
+ String cmd = "printas Method " + addressString;
+ cmds.add(cmd);
+ expStrMap.put(cmd, List.of
+ ("ConstMethod", "MethodCounters", "Method::_access_flags"));
+
+ // Run the printas Method <addr> command to obtain the address
+ // of ConstMethod*
+ String methodDetailsOutput = test.run(theApp.getPid(), cmds, expStrMap, null);
+ snippets = methodDetailsOutput.split("ConstMethod*");
+
+ tokens = snippets[1].split(" ");
+ for (String token : tokens) {
+ if (token.contains("0x")) {
+ addressString = token.replace("\n", "");
+ break;
+ }
+ }
+
+ cmds = new ArrayList<String>();
+ expStrMap = new HashMap<>();
+
+ cmd = "printas ConstMethod " + addressString;
+ cmds.add(cmd);
+ expStrMap.put(cmd, List.of
+ ("ConstantPool", "_max_locals", "_flags"));
+
+ // Run the printas constMethod <addr> command to obtain the address
+ // of ConstantPool*
+ String constMethodDetailsOutput = test.run(theApp.getPid(), cmds, expStrMap, null);
+ snippets = constMethodDetailsOutput.split("ConstantPool*");
+
+ tokens = snippets[1].split(" ");
+ for (String token : tokens) {
+ if (token.contains("0x")) {
+ addressString = token.replace("\n", "");
+ break;
+ }
+ }
+
+ cmds = new ArrayList<String>();
+ expStrMap = new HashMap<>();
+
+ cmd = "printas ConstantPool " + addressString;
+ cmds.add(cmd);
+ expStrMap.put(cmd, List.of
+ ("ConstantPoolCache", "_pool_holder", "InstanceKlass*"));
+ test.run(theApp.getPid(), cmds, expStrMap, null);
+ } catch (Exception ex) {
+ throw new RuntimeException("Test ERROR " + ex, ex);
+ } finally {
+ LingeredApp.stopApp(theApp);
+ }
+ System.out.println("Test PASSED");
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/serviceability/sa/ClhsdbScanOops.java Thu Dec 14 12:49:47 2017 +0530
@@ -0,0 +1,116 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.ArrayList;
+import jdk.test.lib.Utils;
+import jdk.test.lib.apps.LingeredApp;
+
+/*
+ * @test
+ * @bug 8192985
+ * @summary Test the clhsdb 'scanoops' command
+ * @library /test/lib
+ * @run main/othervm/timeout=1200 ClhsdbScanOops
+ */
+
+public class ClhsdbScanOops {
+
+ private static void testWithGcType(String gc) throws Exception {
+
+ LingeredApp theApp = null;
+
+ try {
+ ClhsdbLauncher test = new ClhsdbLauncher();
+ List<String> vmArgs = new ArrayList<String>();
+ vmArgs.add(gc);
+ theApp = LingeredApp.startApp(vmArgs);
+
+ System.out.println ("Started LingeredApp with the GC option " + gc +
+ " and pid " + theApp.getPid());
+
+ // Run the 'universe' command to get the address ranges
+ List<String> cmds = List.of("universe");
+
+ String universeOutput = test.run(theApp.getPid(), cmds, null, null);
+
+ if (universeOutput == null) {
+ // Output could be null due to attach permission issues
+ // and if we are skipping this.
+ LingeredApp.stopApp(theApp);
+ return;
+ }
+
+ cmds = new ArrayList<String>();
+ Map<String, List<String>> expStrMap = new HashMap<>();
+ Map<String, List<String>> unExpStrMap = new HashMap<>();
+
+ String startAddress = null;
+ String endAddress = null;
+ String[] snippets = null;
+
+ if (gc.contains("UseParallelGC")) {
+ snippets = universeOutput.split("eden = ");
+ } else {
+ snippets = universeOutput.split("eden \\[");
+ }
+ String[] words = snippets[1].split(",");
+ // Get the addresses from Eden
+ startAddress = words[0].replace("[", "");
+ endAddress = words[1];
+ String cmd = "scanoops " + startAddress + " " + endAddress;
+ cmds.add(cmd);
+
+ expStrMap.put(cmd, List.of
+ ("java/lang/Object", "java/lang/Class", "java/lang/Thread",
+ "java/lang/String", "[B", "[I"));
+
+ // Test the 'type' option also
+ // scanoops <start addr> <end addr> java/lang/String
+ // Ensure that only the java/lang/String oops are printed.
+ cmd = cmd + " java/lang/String";
+ cmds.add(cmd);
+ expStrMap.put(cmd, List.of("java/lang/String"));
+ unExpStrMap.put(cmd, List.of("java/lang/Thread"));
+
+ test.run(theApp.getPid(), cmds, expStrMap, unExpStrMap);
+ } catch (Exception ex) {
+ throw new RuntimeException("Test ERROR " + ex, ex);
+ } finally {
+ LingeredApp.stopApp(theApp);
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ System.out.println("Starting the ClhsdbScanOops test");
+ try {
+ testWithGcType("-XX:+UseParallelGC");
+ testWithGcType("-XX:+UseSerialGC");
+ } catch (Exception e) {
+ throw new Error("Test failed with " + e);
+ }
+ System.out.println("Test PASSED");
+ }
+}