| """ |
| Test that objective-c constant strings are generated correctly by the expression |
| parser. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| class ConstStringTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| d = {'OBJC_SOURCES': 'const-strings.m'} |
| |
| @dsym_test |
| def test_break_with_dsym(self): |
| """Test constant string generation amd comparison by the expression parser.""" |
| self.buildDsym(dictionary=self.d) |
| self.setTearDownCleanup(self.d) |
| self.objc_const_strings() |
| |
| @dwarf_test |
| def test_break_with_dwarf(self): |
| """Test constant string generation amd comparison by the expression parser.""" |
| self.buildDwarf(dictionary=self.d) |
| self.setTearDownCleanup(self.d) |
| self.objc_const_strings() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break inside main(). |
| self.main_source = "const-strings.m" |
| self.line = line_number(self.main_source, '// Set breakpoint here.') |
| |
| def objc_const_strings(self): |
| """Test constant string generation amd comparison by the expression parser.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| lldbutil.run_break_set_by_file_and_line (self, self.main_source, self.line, num_expected_locations=1, loc_exact=True) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| self.expect("process status", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = [" at %s:%d" % (self.main_source, self.line), |
| "stop reason = breakpoint"]) |
| |
| self.expect('expression (int)[str compare:@"hello"]', |
| startstr = "(int) $0 = 0") |
| self.expect('expression (int)[str compare:@"world"]', |
| startstr = "(int) $1 = -1") |
| |
| # Test empty strings, too. |
| self.expect('expression (int)[@"" length]', |
| startstr = "(int) $2 = 0") |
| |
| self.expect('expression (int)[@"123" length]', |
| startstr = "(int) $3 = 3") |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
