| """ |
| Test number of threads. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class ThreadExitTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @expectedFailureDarwin("llvm.org/pr15824") # thread states not properly maintained |
| @dsym_test |
| def test_with_dsym(self): |
| """Test thread exit handling.""" |
| self.buildDsym(dictionary=self.getBuildFlags()) |
| self.thread_exit_test() |
| |
| @expectedFailureDarwin("llvm.org/pr15824") # thread states not properly maintained |
| @expectedFailureFreeBSD("llvm.org/pr18190") # thread states not properly maintained |
| @dwarf_test |
| def test_with_dwarf(self): |
| """Test thread exit handling.""" |
| self.buildDwarf(dictionary=self.getBuildFlags()) |
| self.thread_exit_test() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line numbers for our breakpoints. |
| self.break_1 = line_number('main.cpp', '// Set first breakpoint here') |
| self.break_2 = line_number('main.cpp', '// Set second breakpoint here') |
| self.break_3 = line_number('main.cpp', '// Set third breakpoint here') |
| self.break_4 = line_number('main.cpp', '// Set fourth breakpoint here') |
| |
| def thread_exit_test(self): |
| """Test thread exit handling.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # This should create a breakpoint with 1 location. |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.break_1, num_expected_locations=1) |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.break_2, num_expected_locations=1) |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.break_3, num_expected_locations=1) |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.break_4, num_expected_locations=1) |
| |
| # The breakpoint list should show 1 locations. |
| self.expect("breakpoint list -f", "Breakpoint location shown correctly", |
| substrs = ["1: file = 'main.cpp', line = %d, locations = 1" % self.break_1, |
| "2: file = 'main.cpp', line = %d, locations = 1" % self.break_2, |
| "3: file = 'main.cpp', line = %d, locations = 1" % self.break_3, |
| "4: file = 'main.cpp', line = %d, locations = 1" % self.break_4]) |
| |
| # Run the program. |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint 1. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT + " 1", |
| substrs = ['stopped', |
| '* thread #1', |
| 'stop reason = breakpoint 1', |
| 'thread #2']) |
| |
| # Get the target process |
| target = self.dbg.GetSelectedTarget() |
| process = target.GetProcess() |
| |
| # Get the number of threads |
| num_threads = process.GetNumThreads() |
| |
| self.assertTrue(num_threads == 2, 'Number of expected threads and actual threads do not match at breakpoint 1.') |
| |
| # Run to the second breakpoint |
| self.runCmd("continue") |
| |
| # The stop reason of the thread should be breakpoint 1. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT + " 2", |
| substrs = ['stopped', |
| 'thread #1', |
| 'thread #2', |
| 'stop reason = breakpoint 2', |
| 'thread #3']) |
| |
| # Update the number of threads |
| num_threads = process.GetNumThreads() |
| |
| self.assertTrue(num_threads == 3, 'Number of expected threads and actual threads do not match at breakpoint 2.') |
| |
| # Run to the third breakpoint |
| self.runCmd("continue") |
| |
| # The stop reason of the thread should be breakpoint 3. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT + " 3", |
| substrs = ['stopped', |
| 'thread #1', |
| 'stop reason = breakpoint 3', |
| 'thread #3', |
| ]) |
| |
| # Update the number of threads |
| num_threads = process.GetNumThreads() |
| |
| self.assertTrue(num_threads == 2, 'Number of expected threads and actual threads do not match at breakpoint 3.') |
| |
| # Run to the fourth breakpoint |
| self.runCmd("continue") |
| |
| # The stop reason of the thread should be breakpoint 4. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT + " 4", |
| substrs = ['stopped', |
| 'thread #1', |
| 'stop reason = breakpoint 4']) |
| |
| # Update the number of threads |
| num_threads = process.GetNumThreads() |
| |
| self.assertTrue(num_threads == 1, 'Number of expected threads and actual threads do not match at breakpoint 4.') |
| |
| # Run to completion |
| self.runCmd("continue") |
| |
| # At this point, the inferior process should have exited. |
| self.assertTrue(process.GetState() == lldb.eStateExited, PROCESS_EXITED) |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |