| """Test printing ObjC objects that use unbacked properties - so that the static ivar offsets are incorrect.""" |
| |
| |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class TestObjCIvarStripped(TestBase): |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line numbers to break inside main(). |
| self.main_source = "main.m" |
| self.stop_line = line_number(self.main_source, "// Set breakpoint here.") |
| |
| @skipIf( |
| debug_info=no_match("dsym"), |
| bugnumber="This test requires a stripped binary and a dSYM", |
| ) |
| @add_test_categories(["pyapi"]) |
| def test_with_python_api(self): |
| """Test that we can find stripped Objective-C ivars in the runtime""" |
| self.build() |
| exe = self.getBuildArtifact("a.out.stripped") |
| |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| self.dbg.HandleCommand("add-dsym " + self.getBuildArtifact("a.out.dSYM")) |
| |
| breakpoint = target.BreakpointCreateByLocation(self.main_source, self.stop_line) |
| self.assertTrue( |
| breakpoint.IsValid() and breakpoint.GetNumLocations() > 0, VALID_BREAKPOINT |
| ) |
| |
| process = target.LaunchSimple(None, None, self.get_process_working_directory()) |
| self.assertTrue(process, "Created a process.") |
| self.assertEqual(process.GetState(), lldb.eStateStopped, "Stopped it too.") |
| |
| thread_list = lldbutil.get_threads_stopped_at_breakpoint(process, breakpoint) |
| self.assertEquals(len(thread_list), 1) |
| thread = thread_list[0] |
| |
| frame = thread.GetFrameAtIndex(0) |
| self.assertTrue(frame, "frame 0 is valid") |
| |
| # Test the expression for mc->_foo |
| |
| error = lldb.SBError() |
| |
| ivar = frame.EvaluateExpression("(mc->_foo)") |
| self.assertTrue(ivar, "Got result for mc->_foo") |
| ivar_value = ivar.GetValueAsSigned(error) |
| self.assertSuccess(error) |
| self.assertEquals(ivar_value, 3) |
