| """ |
| Test display and Python APIs on file and class static variables. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| |
| class StaticVariableTestCase(TestBase): |
| |
| mydir = "class_static" |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| def test_with_dsym_and_run_command(self): |
| """Test that file and class static variables display correctly.""" |
| self.buildDsym() |
| self.static_variable_commands() |
| |
| def test_with_dwarf_and_run_command(self): |
| """Test that file and class static variables display correctly.""" |
| self.buildDwarf() |
| self.static_variable_commands() |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @python_api_test |
| def test_with_dsym_and_python_api(self): |
| """Test Python APIs on file and class static variables.""" |
| self.buildDsym() |
| self.static_variable_python() |
| |
| @python_api_test |
| def test_with_dwarf_and_python_api(self): |
| """Test Python APIs on file and class static variables.""" |
| self.buildDwarf() |
| self.static_variable_python() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break at. |
| self.line = line_number('main.cpp', '// Set break point at this line.') |
| |
| def static_variable_commands(self): |
| """Test that that file and class static variables display correctly.""" |
| self.runCmd("file a.out", CURRENT_EXECUTABLE_SET) |
| |
| self.expect("breakpoint set -f main.cpp -l %d" % self.line, |
| BREAKPOINT_CREATED, |
| startstr = "Breakpoint created: 1: file ='main.cpp', line = %d, locations = 1" % |
| self.line) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = ['state is stopped', |
| 'stop reason = breakpoint']) |
| |
| # On Mac OS X, gcc 4.2 emits the wrong debug info for A::g_points. |
| slist = ['(PointType [2]) g_points', 'A::g_points'] |
| |
| # 'frame variable -G' finds and displays global variable(s) by name. |
| self.expect('frame variable -G g_points', VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = slist) |
| |
| # A::g_points is an array of two elements. |
| if sys.platform.startswith("darwin") and self.getCompiler() in ['clang', 'llvm-gcc']: |
| self.expect("frame variable A::g_points[1].x", VARIABLES_DISPLAYED_CORRECTLY, |
| startstr = "(int) A::g_points[1].x = 11") |
| |
| def static_variable_python(self): |
| """Test Python APIs on file and class static variables.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target.IsValid(), VALID_TARGET) |
| |
| breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line) |
| self.assertTrue(breakpoint.IsValid(), VALID_BREAKPOINT) |
| |
| # Now launch the process, and do not stop at entry point. |
| error = lldb.SBError() |
| self.process = target.Launch (self.dbg.GetListener(), None, None, os.ctermid(), os.ctermid(), os.ctermid(), None, 0, False, error) |
| |
| self.process = target.GetProcess() |
| self.assertTrue(self.process.IsValid(), PROCESS_IS_VALID) |
| |
| # The stop reason of the thread should be breakpoint. |
| thread = self.process.GetThreadAtIndex(0) |
| if thread.GetStopReason() != lldb.eStopReasonBreakpoint: |
| from lldbutil import StopReasonString |
| self.fail(STOPPED_DUE_TO_BREAKPOINT_WITH_STOP_REASON_AS % |
| StopReasonString(thread.GetStopReason())) |
| |
| # Get the SBValue of 'A::g_points' and 'g_points'. |
| frame = thread.GetFrameAtIndex(0) |
| |
| # arguments => False |
| # locals => False |
| # statics => True |
| # in_scope_only => False |
| valList = frame.GetVariables(False, False, True, False) |
| |
| from lldbutil import lldb_iter |
| for val in lldb_iter(valList, 'GetSize', 'GetValueAtIndex'): |
| self.DebugSBValue(frame, val) |
| self.assertTrue(val.GetValueType() == lldb.eValueTypeVariableGlobal) |
| name = val.GetName() |
| self.assertTrue(name in ['g_points', 'A::g_points']) |
| if name == 'g_points': |
| self.assertTrue(val.GetNumChildren() == 2) |
| elif name == 'A::g_points' and self.getCompiler() in ['clang', 'llvm-gcc']: |
| # On Mac OS X, gcc 4.2 emits the wrong debug info for A::g_points. |
| self.assertTrue(val.GetNumChildren() == 2) |
| child1 = val.GetChildAtIndex(1) |
| self.DebugSBValue(frame, child1) |
| child1_x = child1.GetChildAtIndex(0) |
| self.DebugSBValue(frame, child1_x) |
| self.assertTrue(child1_x.GetTypeName() == 'int' and |
| child1_x.GetValue(frame) == '11') |
| |
| # SBFrame.FindValue() should also work. |
| val = frame.FindValue("A::g_points", lldb.eValueTypeVariableGlobal) |
| self.DebugSBValue(frame, val) |
| self.assertTrue(val.GetName() == 'A::g_points') |
| |
| # Also exercise the "parameter" and "local" scopes while we are at it. |
| val = frame.FindValue("argc", lldb.eValueTypeVariableArgument) |
| self.DebugSBValue(frame, val) |
| self.assertTrue(val.GetName() == 'argc') |
| |
| val = frame.FindValue("argv", lldb.eValueTypeVariableArgument) |
| self.DebugSBValue(frame, val) |
| self.assertTrue(val.GetName() == 'argv') |
| |
| val = frame.FindValue("hello_world", lldb.eValueTypeVariableLocal) |
| self.DebugSBValue(frame, val) |
| self.assertTrue(val.GetName() == 'hello_world') |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
