| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| |
| |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class LibcxxListDataFormatterTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| 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.') |
| self.line2 = line_number('main.cpp', |
| '// Set second break point at this line.') |
| self.line3 = line_number('main.cpp', |
| '// Set third break point at this line.') |
| self.line4 = line_number('main.cpp', |
| '// Set fourth break point at this line.') |
| |
| @add_test_categories(["libc++"]) |
| def test_with_run_command(self): |
| """Test that that file and class static variables display correctly.""" |
| self.build() |
| self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) |
| |
| lldbutil.run_break_set_by_file_and_line( |
| self, "main.cpp", self.line, num_expected_locations=-1) |
| lldbutil.run_break_set_by_file_and_line( |
| self, "main.cpp", self.line2, num_expected_locations=-1) |
| lldbutil.run_break_set_by_file_and_line( |
| self, "main.cpp", self.line3, num_expected_locations=-1) |
| lldbutil.run_break_set_by_file_and_line( |
| self, "main.cpp", self.line4, num_expected_locations=-1) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| lldbutil.skip_if_library_missing( |
| self, self.target(), lldbutil.PrintableRegex("libc\+\+")) |
| |
| # 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) |
| self.runCmd('type filter clear', check=False) |
| self.runCmd('type synth clear', check=False) |
| self.runCmd( |
| "settings set target.max-children-count 256", |
| check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| self.runCmd("frame variable numbers_list --show-types") |
| self.runCmd( |
| "type summary add std::int_list std::string_list int_list string_list --summary-string \"list has ${svar%#} items\" -e") |
| self.runCmd("type format add -f hex int") |
| |
| self.expect("frame variable numbers_list --raw", matching=False, |
| substrs=['list has 0 items', |
| '{}']) |
| |
| self.expect("frame variable numbers_list", |
| substrs=['list has 0 items', |
| '{}']) |
| |
| self.expect("p numbers_list", |
| substrs=['list has 0 items', |
| '{}']) |
| |
| self.runCmd("n") # This gets up past the printf |
| self.runCmd("n") # Now advance over the first push_back. |
| |
| self.expect("frame variable numbers_list", |
| substrs=['list has 1 items', |
| '[0] = ', |
| '0x12345678']) |
| |
| self.runCmd("n") |
| self.runCmd("n") |
| self.runCmd("n") |
| |
| self.expect("frame variable numbers_list", |
| substrs=['list has 4 items', |
| '[0] = ', |
| '0x12345678', |
| '[1] =', |
| '0x11223344', |
| '[2] =', |
| '0xbeeffeed', |
| '[3] =', |
| '0x00abba00']) |
| |
| self.runCmd("n") |
| self.runCmd("n") |
| |
| self.expect("frame variable numbers_list", |
| substrs=['list has 6 items', |
| '[0] = ', |
| '0x12345678', |
| '0x11223344', |
| '0xbeeffeed', |
| '0x00abba00', |
| '[4] =', |
| '0x0abcdef0', |
| '[5] =', |
| '0x0cab0cab']) |
| |
| self.expect("p numbers_list", |
| substrs=['list has 6 items', |
| '[0] = ', |
| '0x12345678', |
| '0x11223344', |
| '0xbeeffeed', |
| '0x00abba00', |
| '[4] =', |
| '0x0abcdef0', |
| '[5] =', |
| '0x0cab0cab']) |
| |
| # check access-by-index |
| self.expect("frame variable numbers_list[0]", |
| substrs=['0x12345678']) |
| self.expect("frame variable numbers_list[1]", |
| substrs=['0x11223344']) |
| |
| self.runCmd("n") |
| |
| self.expect("frame variable numbers_list", |
| substrs=['list has 0 items', |
| '{}']) |
| |
| self.runCmd("n") |
| self.runCmd("n") |
| self.runCmd("n") |
| self.runCmd("n") |
| |
| self.expect("frame variable numbers_list", |
| substrs=['list has 4 items', |
| '[0] = ', '1', |
| '[1] = ', '2', |
| '[2] = ', '3', |
| '[3] = ', '4']) |
| |
| ListPtr = self.frame().FindVariable("list_ptr") |
| self.assertTrue(ListPtr.GetChildAtIndex( |
| 0).GetValueAsUnsigned(0) == 1, "[0] = 1") |
| |
| # check that MightHaveChildren() gets it right |
| self.assertTrue( |
| self.frame().FindVariable("numbers_list").MightHaveChildren(), |
| "numbers_list.MightHaveChildren() says False for non empty!") |
| |
| self.runCmd("type format delete int") |
| |
| self.runCmd("c") |
| |
| self.expect("frame variable text_list", |
| substrs=['list has 3 items', |
| '[0]', 'goofy', |
| '[1]', 'is', |
| '[2]', 'smart']) |
| |
| # check that MightHaveChildren() gets it right |
| self.assertTrue( |
| self.frame().FindVariable("text_list").MightHaveChildren(), |
| "text_list.MightHaveChildren() says False for non empty!") |
| |
| self.expect("p text_list", |
| substrs=['list has 3 items', |
| '\"goofy\"', |
| '\"is\"', |
| '\"smart\"']) |
| |
| self.runCmd("n") # This gets us past the printf |
| self.runCmd("n") |
| self.runCmd("n") |
| |
| # check access-by-index |
| self.expect("frame variable text_list[0]", |
| substrs=['goofy']) |
| self.expect("frame variable text_list[3]", |
| substrs=['!!!']) |
| |
| self.runCmd("continue") |
| |
| # check that the list provider correctly updates if elements move |
| countingList = self.frame().FindVariable("countingList") |
| countingList.SetPreferDynamicValue(True) |
| countingList.SetPreferSyntheticValue(True) |
| |
| self.assertTrue(countingList.GetChildAtIndex( |
| 0).GetValueAsUnsigned(0) == 3141, "list[0] == 3141") |
| self.assertTrue(countingList.GetChildAtIndex( |
| 1).GetValueAsUnsigned(0) == 3141, "list[1] == 3141") |
| |
| self.runCmd("continue") |
| |
| self.assertEqual( |
| countingList.GetChildAtIndex(0).GetValueAsUnsigned(0), 3141, |
| "uniqued list[0] == 3141") |
| self.assertEqual( |
| countingList.GetChildAtIndex(1).GetValueAsUnsigned(0), 3142, |
| "uniqued list[1] == 3142") |
