| """ |
| Test that we are able to properly report a usable dynamic type |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| class ObjCDynamicSBTypeTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @dsym_test |
| @skipIfi386 |
| def test_nsimage_dyn_with_dsym(self): |
| """Test that we are able to properly report a usable dynamic type.""" |
| d = {'EXE': self.exe_name} |
| self.buildDsym(dictionary=d) |
| self.setTearDownCleanup(dictionary=d) |
| self.nsimage_dyn(self.exe_name) |
| |
| @dwarf_test |
| @skipIfi386 |
| def test_nsimage_dyn_with_dwarf(self): |
| """Test that we are able to properly report a usable dynamic type.""" |
| d = {'EXE': self.exe_name} |
| self.buildDwarf(dictionary=d) |
| self.setTearDownCleanup(dictionary=d) |
| self.nsimage_dyn(self.exe_name) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # We'll use the test method name as the exe_name. |
| self.exe_name = self.testMethodName |
| # Find the line number to break inside main(). |
| self.main_source = "main.m" |
| self.line = line_number(self.main_source, '// Set breakpoint here.') |
| |
| def nsimage_dyn(self, exe_name): |
| """Test that we are able to properly report a usable dynamic type.""" |
| exe = os.path.join(os.getcwd(), exe_name) |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| lldbutil.run_break_set_by_file_and_line (self, self.main_source, self.line, num_expected_locations=1, loc_exact=True) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| image = self.frame().EvaluateExpression("(id)image",lldb.eDynamicCanRunTarget) |
| self.assertTrue(image.GetTypeName() == "NSImage *", "The SBValue is properly type-named") |
| image_type = image.GetType() |
| self.assertTrue(image_type.GetName() == "NSImage *", "The dynamic SBType is for the correct type") |
| image_pointee_type = image_type.GetPointeeType() |
| self.assertTrue(image_pointee_type.GetName() == "NSImage", "The dynamic type figures out its pointee type just fine") |
| self.assertTrue(image_pointee_type.GetDirectBaseClassAtIndex(0).GetName() == "NSObject", "The dynamic type can go back to its base class") |
| |
| v_object = self.frame().FindVariable("object").GetDynamicValue(lldb.eDynamicCanRunTarget) |
| v_base = self.frame().FindVariable("base").GetDynamicValue(lldb.eDynamicCanRunTarget) |
| self.assertTrue(v_object.GetTypeName() == "MyDerivedClass *", "The NSObject is properly type-named") |
| self.assertTrue(v_base.GetTypeName() == "MyDerivedClass *", "The Base is properly type-named") |
| object_type = v_object.GetType() |
| base_type = v_base.GetType() |
| self.assertTrue(object_type.GetName() == "MyDerivedClass *", "The dynamic SBType for NSObject is for the correct type") |
| self.assertTrue(base_type.GetName() == "MyDerivedClass *", "The dynamic SBType for Base is for the correct type") |
| object_pointee_type = object_type.GetPointeeType() |
| base_pointee_type = base_type.GetPointeeType() |
| self.assertTrue(object_pointee_type.GetName() == "MyDerivedClass", "The dynamic type for NSObject figures out its pointee type just fine") |
| self.assertTrue(base_pointee_type.GetName() == "MyDerivedClass", "The dynamic type for Base figures out its pointee type just fine") |
| |
| self.assertTrue(object_pointee_type.GetDirectBaseClassAtIndex(0).GetName() == "MyBaseClass", "The dynamic type for NSObject can go back to its base class") |
| self.assertTrue(base_pointee_type.GetDirectBaseClassAtIndex(0).GetName() == "MyBaseClass", "The dynamic type for Base can go back to its base class") |
| |
| self.assertTrue(object_pointee_type.GetDirectBaseClassAtIndex(0).GetType().GetDirectBaseClassAtIndex(0).GetName() == "NSObject", "The dynamic type for NSObject can go up the hierarchy") |
| self.assertTrue(base_pointee_type.GetDirectBaseClassAtIndex(0).GetType().GetDirectBaseClassAtIndex(0).GetName() == "NSObject", "The dynamic type for Base can go up the hierarchy") |
| |
| self.assertTrue(object_pointee_type.GetNumberOfFields() == 2, "The dynamic type for NSObject has 2 fields") |
| self.assertTrue(base_pointee_type.GetNumberOfFields() == 2, "The dynamic type for Base has 2 fields") |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
