| """Test the go DWARF type parsing.""" |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class TestGoASTContext(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @add_test_categories(['pyapi']) |
| @skipIfFreeBSD # llvm.org/pr24895 triggers assertion failure |
| @skipIfRemote # Not remote test suit ready |
| @no_debug_info_test |
| @skipUnlessGoInstalled |
| @expectedFailureAll(bugnumber="llvm.org/pr33643") |
| def test_with_dsym_and_python_api(self): |
| """Test GoASTContext dwarf parsing.""" |
| self.buildGo() |
| self.launchProcess() |
| self.go_builtin_types() |
| self.check_main_vars() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line numbers to break inside main(). |
| self.main_source = "main.go" |
| self.break_line = line_number( |
| self.main_source, '// Set breakpoint here.') |
| |
| def check_builtin(self, name, size=0, typeclass=lldb.eTypeClassBuiltin): |
| tl = self.target().FindTypes(name) |
| self.assertEqual(1, len(tl)) |
| t = list(tl)[0] |
| self.assertEqual(name, t.name) |
| self.assertEqual(typeclass, t.type) |
| if size > 0: |
| self.assertEqual(size, t.size) |
| |
| def launchProcess(self): |
| exe = self.getBuildArtifact("a.out") |
| |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| bpt = target.BreakpointCreateByLocation( |
| self.main_source, self.break_line) |
| self.assertTrue(bpt, VALID_BREAKPOINT) |
| |
| # Now launch the process, and do not stop at entry point. |
| process = target.LaunchSimple( |
| None, None, self.get_process_working_directory()) |
| |
| self.assertTrue(process, PROCESS_IS_VALID) |
| |
| # The stop reason of the thread should be breakpoint. |
| thread_list = lldbutil.get_threads_stopped_at_breakpoint(process, bpt) |
| |
| # Make sure we stopped at the first breakpoint. |
| self.assertTrue( |
| len(thread_list) != 0, |
| "No thread stopped at our breakpoint.") |
| self.assertTrue(len(thread_list) == 1, |
| "More than one thread stopped at our breakpoint.") |
| |
| frame = thread_list[0].GetFrameAtIndex(0) |
| self.assertTrue(frame, "Got a valid frame 0 frame.") |
| |
| def go_builtin_types(self): |
| address_size = self.target().GetAddressByteSize() |
| self.check_builtin('bool') |
| self.check_builtin('uint8', 1) |
| self.check_builtin('int8', 1) |
| self.check_builtin('uint16', 2) |
| self.check_builtin('int16', 2) |
| self.check_builtin('uint32', 4) |
| self.check_builtin('int32', 4) |
| self.check_builtin('uint64', 8) |
| self.check_builtin('int64', 8) |
| self.check_builtin('uintptr', address_size) |
| self.check_builtin('int', address_size) |
| self.check_builtin('uint', address_size) |
| self.check_builtin('float32', 4) |
| self.check_builtin('float64', 8) |
| self.check_builtin('complex64', 8, lldb.eTypeClassComplexFloat) |
| self.check_builtin('complex128', 16, lldb.eTypeClassComplexFloat) |
| |
| def var(self, name): |
| var = self.frame().FindVariable(name) |
| self.assertTrue(var.IsValid(), "%s %s" % (VALID_VARIABLE, name)) |
| return var |
| |
| def check_main_vars(self): |
| v = self.var('theBool') |
| self.assertEqual('true', v.value) |
| |
| v = self.var('theInt') |
| self.assertEqual('-7', v.value) |
| |
| v = self.var('theComplex') |
| self.assertEqual('1 + 2i', v.value) |
| |
| v = self.var('thePointer') |
| self.assertTrue(v.TypeIsPointerType()) |
| self.assertEqual('-10', v.Dereference().value) |
| self.assertEqual(1, v.GetNumChildren()) |
| self.assertEqual('-10', v.GetChildAtIndex(0).value) |
| |
| # print() |
| # print(os.getpid()) |
| # time.sleep(60) |
| v = self.var('theStruct') |
| if v.TypeIsPointerType(): |
| v = v.Dereference() |
| self.assertEqual(2, v.GetNumChildren()) |
| self.assertEqual('7', v.GetChildAtIndex(0).value) |
| self.assertEqual('7', v.GetChildMemberWithName('myInt').value) |
| self.assertEqual( |
| v.load_addr, |
| v.GetChildAtIndex(1).GetValueAsUnsigned()) |
| self.assertEqual(v.load_addr, v.GetChildMemberWithName( |
| 'myPointer').GetValueAsUnsigned()) |
| |
| # Test accessing struct fields through pointers. |
| v = v.GetChildMemberWithName('myPointer') |
| self.assertTrue(v.TypeIsPointerType()) |
| self.assertEqual(2, v.GetNumChildren()) |
| self.assertEqual('7', v.GetChildAtIndex(0).value) |
| c = v.GetChildMemberWithName('myPointer') |
| self.assertTrue(c.TypeIsPointerType()) |
| self.assertEqual(2, c.GetNumChildren()) |
| self.assertEqual('7', c.GetChildAtIndex(0).value) |
| |
| v = self.var('theArray') |
| self.assertEqual(5, v.GetNumChildren()) |
| for i in list(range(5)): |
| self.assertEqual(str(i + 1), v.GetChildAtIndex(i).value) |
