1"""Test that C++ global variables can be inspected by name and also their mangled name."""
2
3
4
5from lldbsuite.test.decorators import *
6from lldbsuite.test.lldbtest import *
7from lldbsuite.test import lldbutil
8
9
10class GlobalVariablesCppTestCase(TestBase):
11
12    mydir = TestBase.compute_mydir(__file__)
13
14    def setUp(self):
15        TestBase.setUp(self)
16        self.source = lldb.SBFileSpec('main.cpp')
17
18    @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764")
19    def test(self):
20        self.build()
21
22        (target, _, _, _) = lldbutil.run_to_source_breakpoint(self, "// Set break point at this line.", self.source)
23
24        # Check that we can access g_file_global_int by its name
25        self.expect("target variable g_file_global_int", VARIABLES_DISPLAYED_CORRECTLY,
26                    substrs=['42'])
27        self.expect("target variable abc::g_file_global_int", VARIABLES_DISPLAYED_CORRECTLY,
28                    substrs=['42'])
29        self.expect("target variable xyz::g_file_global_int", VARIABLES_DISPLAYED_CORRECTLY,
30                    error=True, substrs=['can\'t find global variable'])
31
32        # Check that we can access g_file_global_int by its mangled name
33        addr = target.EvaluateExpression("&abc::g_file_global_int").GetValueAsUnsigned()
34        self.assertNotEqual(addr, 0)
35        mangled = lldb.SBAddress(addr, target).GetSymbol().GetMangledName()
36        self.assertNotEqual(mangled, None)
37        gv = target.FindFirstGlobalVariable(mangled)
38        self.assertTrue(gv.IsValid())
39        self.assertEqual(gv.GetName(), "abc::g_file_global_int")
40        self.assertEqual(gv.GetValueAsUnsigned(), 42)
41