| """Test stepping through ObjC method dispatch in various forms.""" |
| |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class TestObjCDirectDispatchStepping(TestBase): |
| NO_DEBUG_INFO_TESTCASE = True |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line numbers that we will step to in main: |
| self.main_source = lldb.SBFileSpec("stepping-tests.m") |
| |
| @add_test_categories(["pyapi", "basic_process"]) |
| def test_with_python_api(self): |
| """Test stepping through the 'direct dispatch' optimized method calls.""" |
| self.build() |
| |
| (target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint( |
| self, "Stop here to start stepping", self.main_source |
| ) |
| stop_bkpt = target.BreakpointCreateBySourceRegex( |
| "// Stop Location [0-9]+", self.main_source |
| ) |
| self.assertEqual(stop_bkpt.GetNumLocations(), 15) |
| |
| # Here we step through all the overridden methods of OverridesALot |
| # The last continue will get us to the call ot OverridesInit. |
| for idx in range(2, 16): |
| thread.StepInto() |
| func_name = thread.GetFrameAtIndex(0).GetFunctionName() |
| self.assertIn( |
| "OverridesALot", |
| func_name, |
| "%d'th step did not match name: %s" % (idx, func_name), |
| ) |
| stop_threads = lldbutil.continue_to_breakpoint(process, stop_bkpt) |
| self.assertEqual(len(stop_threads), 1) |
| self.assertEqual(stop_threads[0], thread) |
| |
| thread.StepInto() |
| func_name = thread.GetFrameAtIndex(0).GetFunctionName() |
| self.assertEqual( |
| func_name, "-[OverridesInit init]", "Stopped in [OverridesInit init]" |
| ) |