| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.lldbtest import * |
| import lldbsuite.test.lldbutil as lldbutil |
| |
| |
| class LanguageCategoryUpdatesTestCase(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', '// break here') |
| |
| def test_with_run_command(self): |
| """Test that LLDB correctly cleans caches when language categories change.""" |
| # This is the function to remove the custom formats in order to have a |
| # clean slate for the next test case. |
| def cleanup(): |
| if hasattr( |
| self, |
| 'type_category') and hasattr( |
| self, |
| 'type_specifier'): |
| self.type_category.DeleteTypeSummary(self.type_specifier) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| 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, 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']) |
| |
| self.expect( |
| "frame variable", |
| substrs=[ |
| '(S)', |
| 'object', |
| '123', |
| '456'], |
| matching=True) |
| |
| self.type_category = self.dbg.GetCategory( |
| lldb.eLanguageTypeC_plus_plus) |
| type_summary = lldb.SBTypeSummary.CreateWithSummaryString( |
| "this is an object of type S") |
| self.type_specifier = lldb.SBTypeNameSpecifier('S') |
| self.type_category.AddTypeSummary(self.type_specifier, type_summary) |
| |
| self.expect( |
| "frame variable", |
| substrs=['this is an object of type S'], |
| matching=True) |
| |
| self.type_category.DeleteTypeSummary(self.type_specifier) |
| self.expect( |
| "frame variable", |
| substrs=['this is an object of type S'], |
| matching=False) |
| self.expect( |
| "frame variable", |
| substrs=[ |
| '(S)', |
| 'object', |
| '123', |
| '456'], |
| matching=True) |
