| """ |
| Test that dynamic values update their child count correctly |
| """ |
| |
| |
| |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class DynamicValueChildCountTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| |
| # Find the line number to break for main.c. |
| |
| self.main_third_call_line = line_number( |
| 'pass-to-base.cpp', '// Break here and check b has 0 children') |
| self.main_fourth_call_line = line_number( |
| 'pass-to-base.cpp', '// Break here and check b still has 0 children') |
| self.main_fifth_call_line = line_number( |
| 'pass-to-base.cpp', '// Break here and check b has one child now') |
| self.main_sixth_call_line = line_number( |
| 'pass-to-base.cpp', '// Break here and check b has 0 children again') |
| |
| @add_test_categories(['pyapi']) |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24663") |
| def test_get_dynamic_vals(self): |
| """Test fetching C++ dynamic values from pointers & references.""" |
| """Get argument vals for the call stack when stopped on a breakpoint.""" |
| self.build(dictionary=self.getBuildFlags()) |
| exe = self.getBuildArtifact("a.out") |
| |
| # Create a target from the debugger. |
| |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| # Set up our breakpoints: |
| |
| third_call_bpt = target.BreakpointCreateByLocation( |
| 'pass-to-base.cpp', self.main_third_call_line) |
| self.assertTrue(third_call_bpt, |
| VALID_BREAKPOINT) |
| fourth_call_bpt = target.BreakpointCreateByLocation( |
| 'pass-to-base.cpp', self.main_fourth_call_line) |
| self.assertTrue(fourth_call_bpt, |
| VALID_BREAKPOINT) |
| fifth_call_bpt = target.BreakpointCreateByLocation( |
| 'pass-to-base.cpp', self.main_fifth_call_line) |
| self.assertTrue(fifth_call_bpt, |
| VALID_BREAKPOINT) |
| sixth_call_bpt = target.BreakpointCreateByLocation( |
| 'pass-to-base.cpp', self.main_sixth_call_line) |
| self.assertTrue(sixth_call_bpt, |
| VALID_BREAKPOINT) |
| |
| # Now launch the process, and do not stop at the entry point. |
| process = target.LaunchSimple( |
| None, None, self.get_process_working_directory()) |
| |
| self.assertEquals(process.GetState(), lldb.eStateStopped, |
| PROCESS_STOPPED) |
| |
| b = self.frame().FindVariable("b").GetDynamicValue(lldb.eDynamicCanRunTarget) |
| self.assertEquals(b.GetNumChildren(), 0, "b has 0 children") |
| self.runCmd("continue") |
| self.assertEquals(b.GetNumChildren(), 0, "b still has 0 children") |
| self.runCmd("continue") |
| self.assertNotEqual(b.GetNumChildren(), 0, "b now has 1 child") |
| self.runCmd("continue") |
| self.assertEqual( |
| b.GetNumChildren(), 0, |
| "b didn't go back to 0 children") |
