lldb/test/API/lang/cpp/dereferencing_references/TestCPPDereferencingReferences.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 TestCase(TestBase):
   8     def test(self):
   9         """Tests deferencing lvalue/rvalue references via LLDB's builtin type system."""
  10         self.build()
  11         lldbutil.run_to_source_breakpoint(
  12             self, "// break here", lldb.SBFileSpec("main.cpp")
  13         )
  14
  15         # Take an lvalue reference and call `Dereference` on the SBValue.
  16         # The result should be `TTT` (and *not* for example the underlying type
  17         # 'int').
  18         lref_val = self.expect_var_path("l_ref", type="TTT &")
  19         self.assertEqual(lref_val.Dereference().GetType().GetName(), "TTT")
  20
  21         # Same as above for rvalue references.
  22         rref_val = self.expect_var_path("r_ref", type="TTT &&")
  23         self.assertEqual(rref_val.Dereference().GetType().GetName(), "TTT")
  24
  25         # Typedef to a reference should dereference to the underlying type.
  26         td_val = self.expect_var_path("td_to_ref_type", type="td_int_ref")
  27         self.assertEqual(td_val.Dereference().GetType().GetName(), "int")