xref: /llvm-project/lldb/test/API/commands/expression/inline-namespace/TestInlineNamespace.py (revision f8c9b30eb3e8cffc6c7adaa3003c774422643cf7) 
1"""
2Test that we correctly handle inline namespaces.
3"""
4
5import lldb
6
7from lldbsuite.test.decorators import *
8from lldbsuite.test.lldbtest import *
9from lldbsuite.test import lldbutil
10
11
12class TestInlineNamespace(TestBase):
13
14    def test(self):
15        self.build()
16
17        lldbutil.run_to_source_breakpoint(self,
18            "// Set break point at this line.", lldb.SBFileSpec("main.cpp"))
19
20        # The 'A::B::f' function must be found via 'A::f' as 'B' is an inline
21        # namespace.
22        self.expect_expr("A::f()", result_type="int", result_value="3")
23        # But we should still find the function when we pretend the inline
24        # namespace is not inline.
25        self.expect_expr("A::B::f()", result_type="int", result_value="3")
26
27        self.expect_expr("A::B::global_var", result_type="int", result_value="0")
28        # FIXME: should be ambiguous lookup but ClangExpressionDeclMap takes
29        #        first global variable that the lookup found, which in this case
30        #        is A::B::global_var
31        self.expect_expr("A::global_var", result_type="int", result_value="0")
32
33        self.expect_expr("A::B::C::global_var", result_type="int", result_value="1")
34        self.expect_expr("A::C::global_var", result_type="int", result_value="1")
35
36        self.expect_expr("A::B::D::nested_var", result_type="int", result_value="2")
37        self.expect_expr("A::D::nested_var", result_type="int", result_value="2")
38        self.expect_expr("A::B::nested_var", result_type="int", result_value="2")
39        self.expect_expr("A::nested_var", result_type="int", result_value="2")
40
41        self.expect_expr("A::E::F::other_var", result_type="int", result_value="3")
42        self.expect_expr("A::E::other_var", result_type="int", result_value="3")
43
44        self.expect("expr A::E::global_var", error=True, substrs=["no member named 'global_var' in namespace 'A::E'"])
45        self.expect("expr A::E::F::global_var", error=True, substrs=["no member named 'global_var' in namespace 'A::E::F'"])
46
47        self.expect("expr A::other_var", error=True, substrs=["no member named 'other_var' in namespace 'A'"])
48        self.expect("expr A::B::other_var", error=True, substrs=["no member named 'other_var' in namespace 'A::B'"])
49        self.expect("expr B::other_var", error=True, substrs=["no member named 'other_var' in namespace 'A::B'"])
50
51        # 'frame variable' can correctly distinguish between A::B::global_var and A::global_var
52        gvars = self.target().FindGlobalVariables("A::global_var", 10)
53        self.assertEqual(len(gvars), 1)
54        self.assertEqual(gvars[0].GetValueAsSigned(), 4)
55
56        self.expect("frame variable A::global_var", substrs=["(int) A::global_var = 4"])
57        self.expect("frame variable A::B::global_var", substrs=["(int) A::B::global_var = 0"])
58