8261095: Add test for clhsdb "symbol" command
Reviewed-by: cjplummer, ysuenaga
This commit is contained in:
parent
ec95a5c62a
commit
086a66a0cd
104
test/hotspot/jtreg/serviceability/sa/ClhsdbSymbol.java
Normal file
104
test/hotspot/jtreg/serviceability/sa/ClhsdbSymbol.java
Normal file
@ -0,0 +1,104 @@
|
||||
/*
|
||||
* Copyright (c) 2021, 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 jdk.test.lib.apps.LingeredApp;
|
||||
import jtreg.SkippedException;
|
||||
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
|
||||
/**
|
||||
* @test
|
||||
* @bug 8261095
|
||||
* @summary Test the clhsdb 'symbol' command on live process
|
||||
* @requires vm.hasSA
|
||||
* @library /test/lib
|
||||
* @run main/othervm ClhsdbSymbol
|
||||
*/
|
||||
|
||||
public class ClhsdbSymbol {
|
||||
|
||||
public static void main(String[] args) throws Exception {
|
||||
System.out.println("Starting the ClhsdbSymbol test");
|
||||
LingeredApp theApp = null;
|
||||
|
||||
try {
|
||||
List<String> cmds = null;
|
||||
String cmdStr = null;
|
||||
Map<String, List<String>> expStrMap = null;
|
||||
ClhsdbLauncher test = new ClhsdbLauncher();
|
||||
theApp = LingeredApp.startApp();
|
||||
System.out.println("Started LingeredApp with pid " + theApp.getPid());
|
||||
|
||||
// Use command "class java.lang.Thread" to get the address of the InstanceKlass for java.lang.Thread
|
||||
cmdStr = "class java.lang.Thread";
|
||||
cmds = List.of(cmdStr);
|
||||
expStrMap = new HashMap<>();
|
||||
expStrMap.put(cmdStr, List.of("java/lang/Thread"));
|
||||
String classOutput = test.run(theApp.getPid(), cmds, expStrMap, null);
|
||||
|
||||
// Extract the thread InstanceKlass address from the output, which looks similar to the following:
|
||||
// java/lang/Thread @0x000000080001d940
|
||||
String threadAddress = classOutput.lines()
|
||||
.filter(part -> part.startsWith("java/lang/Thread"))
|
||||
.map(part -> part.split(" @"))
|
||||
.findFirst()
|
||||
.map(addresses -> addresses[1])
|
||||
.orElseThrow(() -> new RuntimeException(
|
||||
"Cannot find address of the InstanceKlass for java.lang.Thread in output"));
|
||||
|
||||
|
||||
// Use "inspect" on the thread address we extracted in the previous step
|
||||
cmdStr = "inspect " + threadAddress;
|
||||
cmds = List.of(cmdStr);
|
||||
expStrMap = new HashMap<>();
|
||||
expStrMap.put(cmdStr, List.of("Symbol"));
|
||||
String inspectOutput = test.run(theApp.getPid(), cmds, expStrMap, null);
|
||||
|
||||
// The inspect command output will have one line of output that looks like the following.
|
||||
// Symbol* Klass::_name: Symbol @ 0x0000000800471120
|
||||
// Extract the Symbol address from it.
|
||||
String symbolAddress = inspectOutput.lines()
|
||||
.filter(part -> part.startsWith("Symbol"))
|
||||
.map(part -> part.split("@ "))
|
||||
.findFirst().map(symbolParts -> symbolParts[1])
|
||||
.orElseThrow(() -> new RuntimeException("Cannot find address with Symbol instance"));
|
||||
|
||||
// Run "symbol" command on the Symbol instance address extracted in the previous step.
|
||||
// It should produce the symbol for java/lang/Thread.
|
||||
cmdStr = "symbol " + symbolAddress;
|
||||
cmds = List.of(cmdStr);
|
||||
expStrMap = new HashMap<>();
|
||||
expStrMap.put(cmdStr, List.of("#java/lang/Thread"));
|
||||
test.run(theApp.getPid(), cmds, expStrMap, null);
|
||||
} catch (SkippedException se) {
|
||||
throw se;
|
||||
} catch (Exception ex) {
|
||||
throw new RuntimeException("Test ERROR " + ex, ex);
|
||||
} finally {
|
||||
LingeredApp.stopApp(theApp);
|
||||
}
|
||||
System.out.println("Test PASSED");
|
||||
}
|
||||
}
|
Loading…
x
Reference in New Issue
Block a user