| """ |
| Check that SBValue.GetValueAsSigned() does the right thing for a 32-bit -1. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class Radar12481949DataFormatterTestCase(TestBase): |
| |
| # test for rdar://problem/12481949 |
| mydir = os.path.join("python_api", "rdar-12481949") |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @dsym_test |
| def test_with_dsym_and_run_command(self): |
| """Check that SBValue.GetValueAsSigned() does the right thing for a 32-bit -1.""" |
| self.buildDsym() |
| self.rdar12481949_commands() |
| |
| @dwarf_test |
| def test_with_dwarf_and_run_command(self): |
| """Check that SBValue.GetValueAsSigned() does the right thing for a 32-bit -1.""" |
| self.buildDwarf() |
| self.rdar12481949_commands() |
| |
| 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 rdar12481949_commands(self): |
| """Check that SBValue.GetValueAsSigned() does the right thing for a 32-bit -1.""" |
| self.runCmd("file a.out", CURRENT_EXECUTABLE_SET) |
| |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = ['stopped', |
| 'stop reason = breakpoint']) |
| |
| # This is the function to remove the custom formats in order to have a |
| # clean slate for the next test case. |
| def cleanup(): |
| self.runCmd('type format delete hex', check=False) |
| self.runCmd('type summary clear', check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| self.assertTrue(self.frame().FindVariable("myvar").GetValueAsSigned() == -1, "GetValueAsSigned() says -1") |
| self.assertTrue(self.frame().FindVariable("myvar").GetValueAsSigned() != 0xFFFFFFFF, "GetValueAsSigned() does not say 0xFFFFFFFF") |
| self.assertTrue(self.frame().FindVariable("myvar").GetValueAsSigned() != 0xFFFFFFFFFFFFFFFF, "GetValueAsSigned() does not say 0xFFFFFFFFFFFFFFFF") |
| |
| self.assertTrue(self.frame().FindVariable("myvar").GetValueAsUnsigned() != -1, "GetValueAsUnsigned() does not say -1") |
| self.assertTrue(self.frame().FindVariable("myvar").GetValueAsUnsigned() == 0xFFFFFFFFFFFFFFFF, "GetValueAsUnsigned() says 0xFFFFFFFFFFFFFFFF") |
| self.assertTrue(self.frame().FindVariable("myvar").GetValueAsSigned() != 0xFFFFFFFF, "GetValueAsUnsigned() does not say 0xFFFFFFFF") |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |