| """ |
| Tests that C strings work as expected in expressions |
| """ |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class CStringsTestCase(TestBase): |
| |
| mydir = os.path.join("lang", "c", "strings") |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @dsym_test |
| def test_with_dsym_and_run_command(self): |
| """Tests that C strings work as expected in expressions""" |
| self.buildDsym() |
| self.static_method_commands() |
| |
| @dwarf_test |
| def test_with_dwarf_and_run_command(self): |
| """Tests that C strings work as expected in expressions""" |
| self.buildDwarf() |
| self.static_method_commands() |
| |
| def setUp(self): |
| TestBase.setUp(self) |
| |
| def set_breakpoint(self, line): |
| lldbutil.run_break_set_by_file_and_line (self, "main.c", line, num_expected_locations=1, loc_exact=True) |
| |
| def static_method_commands(self): |
| """Tests that C strings work as expected in expressions""" |
| self.runCmd("file a.out", CURRENT_EXECUTABLE_SET) |
| |
| self.set_breakpoint(line_number('main.c', '// breakpoint 1')) |
| |
| self.runCmd("process launch", RUN_SUCCEEDED) |
| |
| self.expect("expression -- a[2]", |
| patterns = ["\((const )?char\) \$0 = 'c'"]) |
| |
| self.expect("expression -- z[2]", |
| startstr = "(const char) $1 = 'x'") |
| |
| # On Linux, the expression below will test GNU indirect function calls. |
| self.expect("expression -- (int)strlen(\"hello\")", |
| startstr = "(int) $2 = 5") |
| |
| self.expect("expression -- \"world\"[2]", |
| startstr = "(const char) $3 = 'r'") |
| |
| self.expect("expression -- \"\"[0]", |
| startstr = "(const char) $4 = '\\0'") |
| |
| self.expect("expr --raw -- \"hello\"", |
| substrs = ['[0] = \'h\'', |
| '[5] = \'\\0\'']) |
| |
| self.expect("p \"hello\"", |
| substrs = ['[6]) $', 'hello']) |
| |
| self.expect("p (char*)\"hello\"", |
| substrs = ['(char *) $', ' = 0x', |
| 'hello']) |
| |
| self.expect("p (int)strlen(\"\")", |
| substrs = ['(int) $', ' = 0']) |
| |
| self.expect("expression !z", |
| substrs = ['false']) |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
