diff options
Diffstat (limited to 'lldb/test')
3 files changed, 120 insertions, 0 deletions
diff --git a/lldb/test/functionalities/thread/thread_specific_break/Makefile b/lldb/test/functionalities/thread/thread_specific_break/Makefile new file mode 100644 index 00000000000..b09a579159d --- /dev/null +++ b/lldb/test/functionalities/thread/thread_specific_break/Makefile @@ -0,0 +1,5 @@ +LEVEL = ../../../make + +C_SOURCES := main.c + +include $(LEVEL)/Makefile.rules diff --git a/lldb/test/functionalities/thread/thread_specific_break/TestThreadSpecificBreakpoint.py b/lldb/test/functionalities/thread/thread_specific_break/TestThreadSpecificBreakpoint.py new file mode 100644 index 00000000000..f89c2f2ef42 --- /dev/null +++ b/lldb/test/functionalities/thread/thread_specific_break/TestThreadSpecificBreakpoint.py @@ -0,0 +1,77 @@ +""" +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() + + @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() diff --git a/lldb/test/functionalities/thread/thread_specific_break/main.c b/lldb/test/functionalities/thread/thread_specific_break/main.c new file mode 100644 index 00000000000..ea1bb7e60a6 --- /dev/null +++ b/lldb/test/functionalities/thread/thread_specific_break/main.c @@ -0,0 +1,38 @@ +#include <pthread.h> +#include <unistd.h> + +void * +thread_function (void *thread_marker) +{ + int keep_going = 1; + int my_value = *((int *)thread_marker); + int counter = 0; + + while (counter < 20) + { + counter++; // Break here in thread body. + usleep (10); + } + return NULL; +} + + +int +main () +{ + + pthread_t threads[10]; + + int thread_value = 0; + + for (int i = 0; i < 10; i++) + { + thread_value += 1; + pthread_create (&threads[i], NULL, &thread_function, &thread_value); + } + + for (int i = 0; i < 10; i++) + pthread_join (threads[i], NULL); + + return 0; +} |
