99 lines · python
1"""2Test SBSymbolContext APIs.3"""4 5import lldb6from lldbsuite.test.decorators import *7from lldbsuite.test.lldbtest import *8from lldbsuite.test import lldbutil9 10 11class SymbolContextAPITestCase(TestBase):12 def setUp(self):13 # Call super's setUp().14 TestBase.setUp(self)15 # Find the line number to of function 'c'.16 self.line = line_number(17 "main.c", '// Find the line number of function "c" here.'18 )19 20 @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778")21 def test(self):22 """Exercise SBSymbolContext API extensively."""23 self.build()24 exe = self.getBuildArtifact("a.out")25 26 # Create a target by the debugger.27 target = self.dbg.CreateTarget(exe)28 self.assertTrue(target, VALID_TARGET)29 30 # Now create a breakpoint on main.c by name 'c'.31 breakpoint = target.BreakpointCreateByName("c", exe)32 self.assertTrue(33 breakpoint and breakpoint.GetNumLocations() == 1, VALID_BREAKPOINT34 )35 36 # Now launch the process, and do not stop at entry point.37 process = target.LaunchSimple(None, None, self.get_process_working_directory())38 self.assertTrue(process, PROCESS_IS_VALID)39 40 # Frame #0 should be on self.line.41 thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)42 self.assertTrue(43 thread.IsValid(), "There should be a thread stopped due to breakpoint"44 )45 frame0 = thread.GetFrameAtIndex(0)46 self.assertEqual(frame0.GetLineEntry().GetLine(), self.line)47 48 # Now get the SBSymbolContext from this frame. We want everything. :-)49 context = frame0.GetSymbolContext(lldb.eSymbolContextEverything)50 self.assertTrue(context)51 52 # Get the description of this module.53 module = context.GetModule()54 desc = lldbutil.get_description(module)55 self.expect(desc, "The module should match", exe=False, substrs=[exe])56 57 compileUnit = context.GetCompileUnit()58 self.expect(59 str(compileUnit),60 "The compile unit should match",61 exe=False,62 substrs=[self.getSourcePath("main.c")],63 )64 65 function = context.GetFunction()66 self.assertTrue(function)67 68 block = context.GetBlock()69 self.assertTrue(block)70 71 lineEntry = context.GetLineEntry()72 self.expect(73 lineEntry.GetFileSpec().GetDirectory(),74 "The line entry should have the correct directory",75 exe=False,76 substrs=[self.mydir],77 )78 self.expect(79 lineEntry.GetFileSpec().GetFilename(),80 "The line entry should have the correct filename",81 exe=False,82 substrs=["main.c"],83 )84 self.assertEqual(85 lineEntry.GetLine(), self.line, "The line entry's line number should match "86 )87 88 symbol = context.GetSymbol()89 self.assertTrue(90 function.GetName() == symbol.GetName() and symbol.GetName() == "c",91 "The symbol name should be 'c'",92 )93 94 sc_list = lldb.SBSymbolContextList()95 sc_list.Append(context)96 self.assertEqual(len(sc_list), 1)97 for sc in sc_list:98 self.assertEqual(lineEntry, sc.GetLineEntry())99