1""" 2Tests that frame variable and expr work for 3C++ unions and their static data members. 4""" 5import lldb 6from lldbsuite.test.lldbtest import * 7from lldbsuite.test.decorators import * 8import lldbsuite.test.lldbutil as lldbutil 9 10 11class CppUnionStaticMembersTestCase(TestBase): 12 def test_print_union(self): 13 """Tests that frame variable and expr work 14 for union with static data members""" 15 self.build() 16 17 (target, process, main_thread, _) = lldbutil.run_to_source_breakpoint( 18 self, "return 0", lldb.SBFileSpec("main.cpp") 19 ) 20 21 self.expect("frame variable foo", substrs=["val = 42"]) 22 self.expect("frame variable bar", substrs=["val = 137"]) 23 24 self.expect_expr( 25 "foo", 26 result_type="Foo", 27 result_children=[ValueCheck(name="val", value="42")], 28 ) 29 self.expect_expr( 30 "bar", 31 result_type="Bar", 32 result_children=[ValueCheck(name="val", value="137")], 33 ) 34 35 @expectedFailureWindows 36 def test_expr_union_static_members(self): 37 """Tests that frame variable and expr work 38 for union static data members""" 39 self.build() 40 41 (target, process, main_thread, _) = lldbutil.run_to_source_breakpoint( 42 self, "return 0", lldb.SBFileSpec("main.cpp") 43 ) 44 45 self.expect_expr("Foo::sVal1", result_type="const int", result_value="-42") 46 self.expect_expr( 47 "Foo::sVal2", 48 result_type="Foo", 49 result_children=[ValueCheck(name="val", value="42")], 50 ) 51 52 @expectedFailureWindows 53 def test_union_in_anon_namespace(self): 54 """Tests that frame variable and expr work 55 for union static data members in anonymous 56 namespaces""" 57 self.build() 58 59 (target, process, main_thread, _) = lldbutil.run_to_source_breakpoint( 60 self, "return 0", lldb.SBFileSpec("main.cpp") 61 ) 62 63 self.expect_expr("Bar::sVal1", result_type="const int", result_value="-137") 64 self.expect_expr( 65 "Bar::sVal2", 66 result_type="Bar", 67 result_children=[ValueCheck(name="val", value="137")], 68 ) 69