| """ |
| Test that we obey thread conditioned breakpoints. |
| """ |
| |
| import os, time |
| import re |
| import unittest2 |
| import lldb, lldbutil |
| from lldbtest import * |
| |
| class ThreadSpecificBreakTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @python_api_test |
| @dsym_test |
| def test_with_dsym_python(self): |
| """Test that we obey thread conditioned breakpoints.""" |
| self.buildDsym() |
| self.do_thread_specific_break() |
| |
| @expectedFailureFreeBSD('llvm.org/pr18522') # hits break in another thread in testrun |
| @python_api_test |
| @dwarf_test |
| def test_with_dwarf_python(self): |
| """Test that we obey thread conditioned breakpoints.""" |
| self.buildDwarf() |
| self.do_thread_specific_break() |
| |
| def do_thread_specific_break(self): |
| """Test that we obey thread conditioned breakpoints.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| |
| self.dbg.HandleCommand ("log enable -f /tmp/lldb-testsuite-log.txt lldb step breakpoint process") |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| main_source_spec = lldb.SBFileSpec ("main.c") |
| |
| # Set a breakpoint in the thread body, and make it active for only the first thread. |
| break_thread_body = target.BreakpointCreateBySourceRegex ("Break here in thread body.", main_source_spec) |
| self.assertTrue (break_thread_body.IsValid() and break_thread_body.GetNumLocations() > 0, "Failed to set thread body breakpoint.") |
| |
| process = target.LaunchSimple (None, None, self.get_process_working_directory()) |
| |
| self.assertTrue(process, PROCESS_IS_VALID) |
| |
| threads = lldbutil.get_threads_stopped_at_breakpoint (process, break_thread_body) |
| |
| victim_thread = threads[0] |
| |
| # Pick one of the threads, and change the breakpoint so it ONLY stops for this thread, |
| # but add a condition that it won't stop for this thread's my_value. The other threads |
| # pass the condition, so they should stop, but if the thread-specification is working |
| # they should not stop. So nobody should hit the breakpoint anymore, and we should |
| # just exit cleanly. |
| |
| frame = victim_thread.GetFrameAtIndex(0) |
| value = frame.FindVariable("my_value").GetValueAsSigned(0) |
| self.assertTrue (value > 0 and value < 11, "Got a reasonable value for my_value.") |
| |
| cond_string = "my_value != %d"%(value) |
| |
| break_thread_body.SetThreadID(victim_thread.GetThreadID()) |
| break_thread_body.SetCondition (cond_string) |
| |
| process.Continue() |
| |
| next_stop_state = process.GetState() |
| self.assertTrue (next_stop_state == lldb.eStateExited, "We should have not hit the breakpoint again.") |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
