| """ | |
| Test that ValueObjectPrinter does not cause an infinite loop when a reference to a struct that contains a pointer to itself is printed. | |
| """ | |
| import lldb | |
| from lldbsuite.test.lldbtest import * | |
| import lldbsuite.test.lldbutil as lldbutil | |
| class DataFormatterRefPtrRecursionTestCase(TestBase): | |
| 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 test_with_run_command(self): | |
| """Test that ValueObjectPrinter does not cause an infinite loop when a reference to a struct that contains a pointer to itself is printed.""" | |
| 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 foo", substrs=[]) | |
| self.expect("frame variable foo --ptr-depth=1", substrs=["ID = 1"]) | |
| self.expect("frame variable foo --ptr-depth=2", substrs=["ID = 1"]) | |
| self.expect("frame variable foo --ptr-depth=3", substrs=["ID = 1"]) |