| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class ScriptDataFormatterTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @dsym_test |
| def test_with_dsym_and_run_command(self): |
| """Test data formatter commands.""" |
| self.buildDsym() |
| self.data_formatter_commands() |
| |
| @dwarf_test |
| def test_with_dwarf_and_run_command(self): |
| """Test data formatter commands.""" |
| self.buildDwarf() |
| self.data_formatter_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 data_formatter_commands(self): |
| """Test that that file and class static variables display correctly.""" |
| 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 clear', check=False) |
| self.runCmd('type summary clear', check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| # Set the script here to ease the formatting |
| script = 'a = valobj.GetChildMemberWithName(\'integer\'); a_val = a.GetValue(); str = \'Hello from Python, \' + a_val + \' time\'; return str + (\'!\' if a_val == \'1\' else \'s!\');' |
| |
| self.runCmd("type summary add i_am_cool --python-script \"%s\"" % script) |
| |
| self.expect("frame variable one", |
| substrs = ['Hello from Python', |
| '1 time!']) |
| |
| self.expect("frame variable two", |
| substrs = ['Hello from Python', |
| '4 times!']) |
| |
| self.runCmd("n"); # skip ahead to make values change |
| |
| self.expect("frame variable three", |
| substrs = ['Hello from Python, 10 times!', |
| 'Hello from Python, 4 times!']) |
| |
| self.runCmd("n"); # skip ahead to make values change |
| |
| self.expect("frame variable two", |
| substrs = ['Hello from Python', |
| '1 time!']) |
| |
| script = 'a = valobj.GetChildMemberWithName(\'integer\'); a_val = a.GetValue(); str = \'int says \' + a_val; return str;' |
| |
| # Check that changes in the script are immediately reflected |
| self.runCmd("type summary add i_am_cool --python-script \"%s\"" % script) |
| |
| self.expect("frame variable two", |
| substrs = ['int says 1']) |
| |
| self.expect("frame variable twoptr", |
| substrs = ['int says 1']) |
| |
| # Change the summary |
| self.runCmd("type summary add --summary-string \"int says ${var.integer}, and float says ${var.floating}\" i_am_cool") |
| |
| self.expect("frame variable two", |
| substrs = ['int says 1', |
| 'and float says 2.71']) |
| # Try it for pointers |
| self.expect("frame variable twoptr", |
| substrs = ['int says 1', |
| 'and float says 2.71']) |
| |
| # Force a failure for pointers |
| self.runCmd("type summary add i_am_cool -p --python-script \"%s\"" % script) |
| |
| self.expect("frame variable twoptr", matching=False, |
| substrs = ['and float says 2.71']) |
| |
| script = 'return \'Python summary\''; |
| |
| self.runCmd("type summary add --name test_summary --python-script \"%s\"" % script) |
| |
| # attach the Python named summary to someone |
| self.expect("frame variable one --summary test_summary", |
| substrs = ['Python summary']) |
| |
| # should not bind to the type |
| self.expect("frame variable two", matching=False, |
| substrs = ['Python summary']) |
| |
| # and should not stick to the variable |
| self.expect("frame variable one",matching=False, |
| substrs = ['Python summary']) |
| |
| self.runCmd("type summary add i_am_cool --summary-string \"Text summary\"") |
| |
| # should be temporary only |
| self.expect("frame variable one",matching=False, |
| substrs = ['Python summary']) |
| |
| # use the type summary |
| self.expect("frame variable two", |
| substrs = ['Text summary']) |
| |
| self.runCmd("n"); # skip ahead to make values change |
| |
| # both should use the type summary now |
| self.expect("frame variable one", |
| substrs = ['Text summary']) |
| |
| self.expect("frame variable two", |
| substrs = ['Text summary']) |
| |
| # disable type summary for pointers, and make a Python regex summary |
| self.runCmd("type summary add i_am_cool -p --summary-string \"Text summary\"") |
| self.runCmd("type summary add -x cool --python-script \"%s\"" % script) |
| |
| # variables should stick to the type summary |
| self.expect("frame variable one", |
| substrs = ['Text summary']) |
| |
| self.expect("frame variable two", |
| substrs = ['Text summary']) |
| |
| # array and pointer should match the Python one |
| self.expect("frame variable twoptr", |
| substrs = ['Python summary']) |
| |
| self.expect("frame variable array", |
| substrs = ['Python summary']) |
| |
| # return pointers to the type summary |
| self.runCmd("type summary add i_am_cool --summary-string \"Text summary\"") |
| |
| self.expect("frame variable one", |
| substrs = ['Text summary']) |
| |
| self.expect("frame variable two", |
| substrs = ['Text summary']) |
| |
| self.expect("frame variable twoptr", |
| substrs = ['Text summary']) |
| |
| self.expect("frame variable array", |
| substrs = ['Python summary']) |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
