| """ |
| Test lldb-dap variables/stackTrace request for optimized code |
| """ |
| |
| import dap_server |
| import lldbdap_testcase |
| from lldbsuite.test import lldbutil |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| |
| |
| class TestDAP_optimized(lldbdap_testcase.DAPTestCaseBase): |
| @skipIfWindows |
| def test_stack_frame_name(self): |
| """Test optimized frame has special name suffix.""" |
| program = self.getBuildArtifact("a.out") |
| self.build_and_launch(program) |
| source = "main.cpp" |
| breakpoint_line = line_number(source, "// breakpoint 1") |
| lines = [breakpoint_line] |
| breakpoint_ids = self.set_source_breakpoints(source, lines) |
| self.assertEqual( |
| len(breakpoint_ids), len(lines), "expect correct number of breakpoints" |
| ) |
| self.continue_to_breakpoints(breakpoint_ids) |
| leaf_frame = self.dap_server.get_stackFrame(frameIndex=0) |
| self.assertTrue(leaf_frame["name"].endswith(" [opt]")) |
| parent_frame = self.dap_server.get_stackFrame(frameIndex=1) |
| self.assertTrue(parent_frame["name"].endswith(" [opt]")) |
| |
| @skipIfAsan # On ASAN builds this test intermittently fails https://github.com/llvm/llvm-project/issues/111061 |
| @skipIfWindows |
| def test_optimized_variable(self): |
| """Test optimized variable value contains error.""" |
| program = self.getBuildArtifact("a.out") |
| self.build_and_launch(program) |
| source = "main.cpp" |
| breakpoint_line = line_number(source, "// breakpoint 2") |
| lines = [breakpoint_line] |
| # Set breakpoint in the thread function so we can step the threads |
| breakpoint_ids = self.set_source_breakpoints(source, lines) |
| self.assertEqual( |
| len(breakpoint_ids), len(lines), "expect correct number of breakpoints" |
| ) |
| self.continue_to_breakpoints(breakpoint_ids) |
| optimized_variable = self.dap_server.get_local_variable("argc") |
| |
| value: str = optimized_variable["value"] |
| self.assertTrue( |
| value.startswith("<error:"), |
| f"expect error for value: '{value}'", |
| ) |
| error_msg = optimized_variable["$__lldb_extensions"]["error"] |
| self.assertTrue( |
| ("could not evaluate DW_OP_entry_value: no parent function" in error_msg) |
| or ("variable not available" in error_msg) |
| ) |
| self.continue_to_exit() |
