| """ |
| Test that objective-c constant strings are generated correctly by the expression |
| parser. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class ConstStringTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| d = {'OBJC_SOURCES': 'const-strings.m'} |
| |
| 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.') |
| |
| @skipUnlessDarwin |
| def test_break(self): |
| """Test constant string generation amd comparison by the expression parser.""" |
| self.build(dictionary=self.d) |
| self.setTearDownCleanup(self.d) |
| |
| exe = self.getBuildArtifact("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") |
