[Lldb-commits] [lldb] r122304 - in /lldb/trunk/test/python_api/event: ./ Makefile TestEvents.py main.c
Johnny Chen
johnny.chen at apple.com
Mon Dec 20 18:06:56 PST 2010
Author: johnny
Date: Mon Dec 20 20:06:56 2010
New Revision: 122304
URL: http://llvm.org/viewvc/llvm-project?rev=122304&view=rev
Log:
Added python_api/event/TestEvents.py to get the listener object associated with the
debugger and to exercise some event APIs.
Added:
lldb/trunk/test/python_api/event/
lldb/trunk/test/python_api/event/Makefile
lldb/trunk/test/python_api/event/TestEvents.py
lldb/trunk/test/python_api/event/main.c
Added: lldb/trunk/test/python_api/event/Makefile
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/python_api/event/Makefile?rev=122304&view=auto
==============================================================================
--- lldb/trunk/test/python_api/event/Makefile (added)
+++ lldb/trunk/test/python_api/event/Makefile Mon Dec 20 20:06:56 2010
@@ -0,0 +1,5 @@
+LEVEL = ../../make
+
+C_SOURCES := main.c
+
+include $(LEVEL)/Makefile.rules
Added: lldb/trunk/test/python_api/event/TestEvents.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/python_api/event/TestEvents.py?rev=122304&view=auto
==============================================================================
--- lldb/trunk/test/python_api/event/TestEvents.py (added)
+++ lldb/trunk/test/python_api/event/TestEvents.py Mon Dec 20 20:06:56 2010
@@ -0,0 +1,100 @@
+"""
+Test lldb Python event APIs.
+"""
+
+import os, time
+import re
+import unittest2
+import lldb, lldbutil
+from lldbtest import *
+
+class EventAPITestCase(TestBase):
+
+ mydir = os.path.join("python_api", "event")
+
+ @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
+ @python_api_test
+ def test_with_dsym(self):
+ """Exercise SBEvent APIs."""
+ self.buildDsym()
+ self.do_events()
+
+ @python_api_test
+ def test_with_dwarf(self):
+ """Exercise SBEvent APIs."""
+ self.buildDwarf()
+ self.do_events()
+
+ def setUp(self):
+ # Call super's setUp().
+ TestBase.setUp(self)
+ # Find the line number to of function 'c'.
+ self.line = line_number('main.c', '// Find the line number of function "c" here.')
+
+ def do_events(self):
+ """Get the listener associated with the debugger and exercise some event APIs."""
+ exe = os.path.join(os.getcwd(), "a.out")
+
+ # Create a target by the debugger.
+ target = self.dbg.CreateTarget(exe)
+ self.assertTrue(target.IsValid(), VALID_TARGET)
+
+ # Now create a breakpoint on main.c by name 'c'.
+ breakpoint = target.BreakpointCreateByName('c', 'a.out')
+ #print "breakpoint:", breakpoint
+ self.assertTrue(breakpoint.IsValid() and
+ breakpoint.GetNumLocations() == 1,
+ VALID_BREAKPOINT)
+
+ # Now launch the process, and do not stop at entry point.
+ self.process = target.LaunchProcess([''], [''], os.ctermid(), 0, False)
+
+ self.process = target.GetProcess()
+ self.assertTrue(self.process.IsValid(), PROCESS_IS_VALID)
+
+ # Get a handle on the process's broadcaster.
+ broadcaster = self.process.GetBroadcaster()
+ self.assertTrue(broadcaster.IsValid(), "Process with valid broadcaster")
+
+ # Create an empty event object.
+ event = lldb.SBEvent()
+ self.assertFalse(event.IsValid(), "Event should not be valid initially")
+
+ # Get the debugger listenr.
+ listener = self.dbg.GetListener()
+
+ # Create MyListeningThread to wait for any kind of event.
+ import threading
+ class MyListeningThread(threading.Thread):
+ def run(self):
+ print "Running MyListeningThread:", self
+ count = 0
+ # Let's only try at most 3 times to retrieve any kind of event.
+ while not count > 3:
+ if listener.WaitForEvent(5, event):
+ print "Got a valid event:", event
+ print "Event type:", event.GetType()
+ print "Event broadcaster:", event.GetBroadcaster().GetName()
+ return
+ count = count + 1
+ print "Timeout: listener.WaitForEvent"
+
+ return
+
+ # Let's start the listening thread before we launch the inferior process.
+ my_thread = MyListeningThread()
+ my_thread.start()
+
+ # Use Python API to continue the process. The listening thread should be
+ # able to receive a state changed event.
+ self.process.Continue()
+
+ my_thread.join()
+ self.assertTrue(event.IsValid())
+
+
+if __name__ == '__main__':
+ import atexit
+ lldb.SBDebugger.Initialize()
+ atexit.register(lambda: lldb.SBDebugger.Terminate())
+ unittest2.main()
Added: lldb/trunk/test/python_api/event/main.c
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/python_api/event/main.c?rev=122304&view=auto
==============================================================================
--- lldb/trunk/test/python_api/event/main.c (added)
+++ lldb/trunk/test/python_api/event/main.c Mon Dec 20 20:06:56 2010
@@ -0,0 +1,49 @@
+//===-- main.c --------------------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+#include <stdio.h>
+
+// This simple program is to test the lldb Python API related to events.
+
+int a(int);
+int b(int);
+int c(int);
+
+int a(int val)
+{
+ if (val <= 1)
+ return b(val);
+ else if (val >= 3)
+ return c(val);
+
+ return val;
+}
+
+int b(int val)
+{
+ return c(val);
+}
+
+int c(int val)
+{
+ return val + 3; // Find the line number of function "c" here.
+}
+
+int main (int argc, char const *argv[])
+{
+ int A1 = a(1); // a(1) -> b(1) -> c(1)
+ printf("a(1) returns %d\n", A1);
+
+ int B2 = b(2); // b(2) -> c(2)
+ printf("b(2) returns %d\n", B2);
+
+ int A3 = a(3); // a(3) -> c(3)
+ printf("a(3) returns %d\n", A3);
+
+ return 0;
+}
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