lldb/test/API/lang/cpp/limit-debug-info/TestWithLimitDebugInfo.py

   1 import lldb
   2 from lldbsuite.test.decorators import *
   3 from lldbsuite.test.lldbtest import *
   4 from lldbsuite.test import lldbutil
   5
   6
   7 class TestWithLimitDebugInfo(TestBase):
   8     @add_test_categories(["dwarf", "dwo"])
   9     def test_limit_debug_info(self):
  10         self.build()
  11
  12         src_file = os.path.join(self.getSourceDir(), "main.cpp")
  13         src_file_spec = lldb.SBFileSpec(src_file)
  14         self.assertTrue(src_file_spec.IsValid(), "breakpoint file")
  15
  16         # Get the path of the executable
  17         exe_path = self.getBuildArtifact("a.out")
  18
  19         # Load the executable
  20         target = self.dbg.CreateTarget(exe_path)
  21         self.assertTrue(target.IsValid(), VALID_TARGET)
  22
  23         # Break on main function
  24         breakpoint = target.BreakpointCreateBySourceRegex("break here", src_file_spec)
  25         self.assertTrue(
  26             breakpoint.IsValid() and breakpoint.GetNumLocations() >= 1, VALID_BREAKPOINT
  27         )
  28
  29         # Launch the process
  30         process = target.LaunchSimple(None, None, self.get_process_working_directory())
  31         self.assertTrue(process.IsValid(), PROCESS_IS_VALID)
  32
  33         # Get the thread of the process
  34         self.assertEqual(process.GetState(), lldb.eStateStopped, PROCESS_STOPPED)
  35         thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
  36         thread.StepInto()
  37
  38         # Get frame for current thread
  39         frame = thread.GetSelectedFrame()
  40
  41         self.expect_expr("1", result_type="int", result_value="1")
  42
  43         v2 = frame.EvaluateExpression("this")
  44         self.assertTrue(v2.IsValid(), "'expr this' results in a valid SBValue object")
  45         self.assertSuccess(v2.GetError(), "'expr this' succeeds without an error.")