| """ |
| Test SBSymbolContext APIs. |
| """ |
| |
| import os, time |
| import re |
| import unittest2 |
| import lldb, lldbutil |
| from lldbtest import * |
| |
| class SymbolContextAPITestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @python_api_test |
| @dsym_test |
| def test_with_dsym(self): |
| """Exercise SBSymbolContext API extensively.""" |
| self.buildDsym() |
| self.symbol_context() |
| |
| @python_api_test |
| @dwarf_test |
| def test_with_dwarf(self): |
| """Exercise SBSymbolContext API extensively.""" |
| self.buildDwarf() |
| self.symbol_context() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to of function 'c'. |
| self.line = line_number('main.c', '// Find the line number of function "c" here.') |
| |
| def symbol_context(self): |
| """Get an SBSymbolContext object and call its many methods.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| |
| # Create a target by the debugger. |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| # Now create a breakpoint on main.c by name 'c'. |
| breakpoint = target.BreakpointCreateByName('c', 'a.out') |
| #print "breakpoint:", breakpoint |
| self.assertTrue(breakpoint and |
| breakpoint.GetNumLocations() == 1, |
| 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) |
| |
| # Frame #0 should be on self.line. |
| from lldbutil import get_stopped_thread |
| thread = get_stopped_thread(process, lldb.eStopReasonBreakpoint) |
| self.assertTrue(thread.IsValid(), "There should be a thread stopped due to breakpoint") |
| frame0 = thread.GetFrameAtIndex(0) |
| self.assertTrue(frame0.GetLineEntry().GetLine() == self.line) |
| |
| # Now get the SBSymbolContext from this frame. We want everything. :-) |
| context = frame0.GetSymbolContext(lldb.eSymbolContextEverything) |
| self.assertTrue(context) |
| |
| # Get the description of this module. |
| module = context.GetModule() |
| desc = lldbutil.get_description(module) |
| self.expect(desc, "The module should match", exe=False, |
| substrs = [os.path.join(self.mydir, 'a.out')]) |
| |
| compileUnit = context.GetCompileUnit() |
| self.expect(str(compileUnit), "The compile unit should match", exe=False, |
| substrs = [os.path.join(self.mydir, 'main.c')]) |
| |
| function = context.GetFunction() |
| self.assertTrue(function) |
| #print "function:", function |
| |
| block = context.GetBlock() |
| self.assertTrue(block) |
| #print "block:", block |
| |
| lineEntry = context.GetLineEntry() |
| #print "line entry:", lineEntry |
| self.expect(lineEntry.GetFileSpec().GetDirectory(), "The line entry should have the correct directory", |
| exe=False, |
| substrs = [self.mydir]) |
| self.expect(lineEntry.GetFileSpec().GetFilename(), "The line entry should have the correct filename", |
| exe=False, |
| substrs = ['main.c']) |
| self.assertTrue(lineEntry.GetLine() == self.line, |
| "The line entry's line number should match ") |
| |
| symbol = context.GetSymbol() |
| self.assertTrue(function.GetName() == symbol.GetName() and symbol.GetName() == 'c', |
| "The symbol name should be 'c'") |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |