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From: pmachata@sourceware.org To: frysk-cvs@sourceware.org Subject: [SCM] master: Add test for #6029 Date: Fri, 04 Apr 2008 10:38:00 -0000 [thread overview] Message-ID: <20080404103849.22955.qmail@sourceware.org> (raw) The branch, master has been updated via 1e6a205bbcbe119523df8e4a569a9aa3c9aa29b3 (commit) from 64375b7902ee26d196612782462de03dba6175c7 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email. - Log ----------------------------------------------------------------- commit 1e6a205bbcbe119523df8e4a569a9aa3c9aa29b3 Author: Petr Machata <pmachata@redhat.com> Date: Fri Apr 4 12:38:38 2008 +0200 Add test for #6029 ----------------------------------------------------------------------- Summary of changes: frysk-core/frysk/stack/ChangeLog | 4 ++ frysk-core/frysk/stack/TestFrame.java | 94 +++++++++++++++++++++++++++++++-- 2 files changed, 94 insertions(+), 4 deletions(-) First 500 lines of diff: diff --git a/frysk-core/frysk/stack/ChangeLog b/frysk-core/frysk/stack/ChangeLog index f0d9d75..eafad79 100644 --- a/frysk-core/frysk/stack/ChangeLog +++ b/frysk-core/frysk/stack/ChangeLog @@ -1,3 +1,7 @@ +2008-04-03 Petr Machata <pmachata@redhat.com> + + * TestFrame.java (testBogusAddressPrevFrame): New test. + 2008-04-02 Mark Wielaard <mwielaard@redhat.com> * TestLibFunctionStepFrame.java: Remove comment about diff --git a/frysk-core/frysk/stack/TestFrame.java b/frysk-core/frysk/stack/TestFrame.java index 3912ae1..327e1a6 100644 --- a/frysk-core/frysk/stack/TestFrame.java +++ b/frysk-core/frysk/stack/TestFrame.java @@ -39,13 +39,26 @@ package frysk.stack; -import frysk.rsl.Log; +import java.util.Iterator; +import java.util.List; + +//import frysk.proc.Proc; +import frysk.config.Config; import frysk.proc.Action; import frysk.proc.Manager; import frysk.proc.Task; import frysk.proc.TaskObserver; -import frysk.testbed.TestLib; +import frysk.rsl.Log; +import frysk.symtab.DwflSymbol; +import frysk.symtab.SymbolFactory; +import frysk.testbed.DaemonBlockedAtEntry; import frysk.testbed.SlaveOffspring; +import frysk.testbed.StopEventLoopWhenProcTerminated; +import frysk.testbed.TestLib; + +import lib.dwfl.Dwfl; +import lib.dwfl.DwflModule; +import lib.dwfl.ElfException; public class TestFrame extends TestLib { private static final Log fine = Log.fine(TestFrame.class); @@ -79,7 +92,7 @@ public class TestFrame extends TestLib { Manager.eventLoop.requestStop(); } } - + public Frame backtrace(Task task, BlockingObserver blocker) { task.requestAddInstructionObserver(blocker); @@ -127,5 +140,78 @@ public class TestFrame extends TestLib { assertNotSame("Frames should be different", frame, otherFrame); } - + + + class Info { + private Task task; + public Info(Task task) { + this.task = task; + } + + private DwflModule getModuleForFile(String path) { + Dwfl dwfl = frysk.dwfl.DwflCache.getDwfl(task); + DwflModule[] modules = dwfl.getModulesForce(); + for (int i = 0; i < modules.length; ++i) { + String name = modules[i].getName(); + if (name.equals(path)) + return modules[i]; + } + return null; + } + + public long getFunctionEntryAddress(String func) throws ElfException + { + String path = task.getProc().getExeFile().getSysRootedPath(); + DwflModule module = getModuleForFile(path); + List symbols = SymbolFactory.getSymbols(module); + for (Iterator it = symbols.iterator(); it.hasNext();) { + DwflSymbol symbol = (DwflSymbol)it.next(); + if (symbol.getName().equals(func)) + return symbol.getAddress(); + } + return 0; + } + } + + public void testBogusAddressPrevFrame() throws ElfException { + if (unresolved(6029)) + return; + class CodeObserver1 implements TaskObserver.Code + { + public boolean hit = false; + + public Action updateHit (Task task, long address) { + hit = true; + long addr = StackFactory.createFrame(task).getOuter().getAddress(); + assertTrue("Return adress makes sense", + addr < -1 || addr > 4096); + Manager.eventLoop.requestStop(); + return Action.BLOCK; + } + + public void addFailed (Object observable, Throwable w) { } + public void addedTo (Object observable) { + Manager.eventLoop.requestStop(); + } + public void deletedFrom (Object observable) { + Manager.eventLoop.requestStop(); + } + } + + String[] cmd = {Config.getPkgLibFile("funit-empty-functions-nodebug").getPath()}; + DaemonBlockedAtEntry child = new DaemonBlockedAtEntry(cmd); + Task task = child.getMainTask(); + Info info = new Info(task); + + long address = info.getFunctionEntryAddress("__libc_csu_init"); + CodeObserver1 code = new CodeObserver1(); + task.requestAddCodeObserver(code, address); + assertRunUntilStop("add breakpoint observer"); + + new StopEventLoopWhenProcTerminated(child); + child.requestRemoveBlock(); + assertFalse(code.hit); + assertRunUntilStop("wait for hit"); + assertTrue(code.hit); + } } hooks/post-receive -- frysk system monitor/debugger
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