1import lldb
2from lldbsuite.test.decorators import *
3from lldbsuite.test.lldbtest import *
4from lldbsuite.test import lldbutil
5
6class TestCase(TestBase):
7
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(self, "// break here", lldb.SBFileSpec("main.cpp"))
12
13        # Take an lvalue reference and call `Dereference` on the SBValue.
14        # The result should be `TTT` (and *not* for example the underlying type
15        # 'int').
16        lref_val = self.expect_var_path("l_ref", type="TTT &")
17        self.assertEqual(lref_val.Dereference().GetType().GetName(), "TTT")
18
19        # Same as above for rvalue references.
20        rref_val = self.expect_var_path("r_ref", type="TTT &&")
21        self.assertEqual(rref_val.Dereference().GetType().GetName(), "TTT")
22
23        # Typedef to a reference should dereference to the underlying type.
24        td_val = self.expect_var_path("td_to_ref_type", type="td_int_ref")
25        self.assertEqual(td_val.Dereference().GetType().GetName(), "int")
26