packages/Python/lldbsuite/test/lang/cpp/frame-var-anon-unions/TestFrameVariableAnonymousUnions.py

   1 """
   2 Tests that frame variable looks into anonymous unions
   3 """
   4 import lldb
   5 from lldbsuite.test.lldbtest import *
   6 import lldbsuite.test.lldbutil as lldbutil
   7
   8
   9 class FrameVariableAnonymousUnionsTestCase(TestBase):
  10
  11     mydir = TestBase.compute_mydir(__file__)
  12
  13     def test_with_run_command(self):
  14         """Tests that frame variable looks into anonymous unions"""
  15         self.build()
  16         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
  17
  18         line = line_number('main.cpp', '// break here')
  19         lldbutil.run_break_set_by_file_and_line(
  20             self, "main.cpp", line, num_expected_locations=-1, loc_exact=False)
  21
  22         self.runCmd("process launch", RUN_SUCCEEDED)
  23
  24         process = self.dbg.GetSelectedTarget().GetProcess()
  25
  26         if process.GetByteOrder() == lldb.eByteOrderLittle:
  27             self.expect('frame variable -f x i', substrs=['ffffff41'])
  28         else:
  29             self.expect('frame variable -f x i', substrs=['41ffff00'])
  30
  31         self.expect('frame variable c', substrs=["'A"])
  32
  33         self.expect('frame variable x', matching=False, substrs=['3'])
  34         self.expect('frame variable y', matching=False, substrs=["'B'"])
  35         self.expect('frame variable z', matching=False, substrs=['14'])