TestWatchpointIgnoreCount.py [plain text]
"""
Use lldb Python SBWatchpoint API to set the ignore count.
"""
import os, time
import re
import unittest2
import lldb, lldbutil
from lldbtest import *
class WatchpointIgnoreCountTestCase(TestBase):
mydir = os.path.join("python_api", "watchpoint")
def setUp(self):
TestBase.setUp(self)
self.source = 'main.c'
self.line = line_number(self.source, '// Set break point at this line.')
@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
@python_api_test
@dsym_test
def test_set_watch_ignore_count_with_dsym(self):
"""Test SBWatchpoint.SetIgnoreCount() API."""
self.buildDsym()
self.do_watchpoint_ignore_count()
@python_api_test
@dwarf_test
def test_set_watch_ignore_count_with_dwarf(self):
"""Test SBWatchpoint.SetIgnoreCount() API."""
self.buildDwarf()
self.do_watchpoint_ignore_count()
def do_watchpoint_ignore_count(self):
"""Test SBWatchpoint.SetIgnoreCount() API."""
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
breakpoint = target.BreakpointCreateByLocation(self.source, self.line)
self.assertTrue(breakpoint and
breakpoint.GetNumLocations() == 1,
VALID_BREAKPOINT)
process = target.LaunchSimple(None, None, os.getcwd())
process = target.GetProcess()
self.assertTrue(process.GetState() == lldb.eStateStopped,
PROCESS_STOPPED)
thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
frame0 = thread.GetFrameAtIndex(0)
value = frame0.FindValue('global', lldb.eValueTypeVariableGlobal)
error = lldb.SBError();
watchpoint = value.Watch(True, True, True, error)
self.assertTrue(value and watchpoint,
"Successfully found the variable and set a watchpoint")
self.DebugSBValue(value)
if not self.TraceOn():
self.HideStdout()
self.assertTrue(target.GetNumWatchpoints() == 1)
watchpoint = target.GetWatchpointAtIndex(0)
self.assertTrue(watchpoint.IsEnabled())
self.assertTrue(watchpoint.GetIgnoreCount() == 0)
watch_id = watchpoint.GetID()
self.assertTrue(watch_id != 0)
print watchpoint
watchpoint.SetIgnoreCount(2)
print watchpoint
process.Continue()
self.assertTrue(process.GetState() == lldb.eStateExited, PROCESS_EXITED)
self.assertTrue(watchpoint)
self.assertTrue(watchpoint.GetWatchSize() == 4)
self.assertTrue(watchpoint.GetHitCount() == 2)
print watchpoint
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()