| """ |
| Test the 'memory write' command. |
| """ |
| |
| import lldb |
| import lldbsuite.test.lldbutil as lldbutil |
| |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| |
| |
| class MemoryWriteTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break inside main(). |
| self.line = line_number('main.c', '// Set break point at this line.') |
| |
| def build_run_stop(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # Break in main() after the variables are assigned values. |
| lldbutil.run_break_set_by_file_and_line(self, |
| "main.c", |
| 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']) |
| |
| # The breakpoint should have a hit count of 1. |
| lldbutil.check_breakpoint(self, bpno = 1, expected_hit_count = 1) |
| |
| @no_debug_info_test |
| def test_memory_write(self): |
| """Test the 'memory write' command for writing values and file contents.""" |
| self.build_run_stop() |
| |
| self.expect( |
| "memory read --format c --size 7 --count 1 `&my_string`", |
| substrs=['abcdefg']) |
| |
| self.expect( |
| "memory write --format c --size 7 `&my_string` ABCDEFG") |
| |
| self.expect( |
| "memory read --format c --size 7 --count 1 `&my_string`", |
| substrs=['ABCDEFG']) |
| |
| self.expect( |
| "memory write --infile file.txt --size 7 `&my_string`", |
| substrs=['7 bytes were written']) |
| |
| self.expect( |
| "memory read --format c --size 7 --count 1 `&my_string`", |
| substrs=['abcdefg']) |
| |
| self.expect( |
| "memory write --infile file.txt --size 7 `&my_string` ABCDEFG", error=True, |
| substrs=['error: memory write takes only a destination address when writing file contents']) |
| |
| self.expect( |
| "memory write --infile file.txt --size 7", error=True, |
| substrs=['error: memory write takes a destination address when writing file contents']) |
| |
| @no_debug_info_test |
| def test_memory_write_command_usage_syntax(self): |
| """Test that 'memory write' command usage syntax shows it does not take values when writing file contents.""" |
| self.expect( |
| "help memory write", |
| substrs=[ |
| "memory write [-f <format>] [-s <byte-size>] <address> <value> [<value> [...]]", |
| "memory write -i <filename> [-s <byte-size>] [-o <offset>] <address>"]) |
