1""" 2Test that we can call C++ template fucntions. 3""" 4import lldb 5from lldbsuite.test.decorators import * 6from lldbsuite.test.lldbtest import * 7from lldbsuite.test import lldbutil 8 9 10class TemplateFunctionsTestCase(TestBase): 11 12 mydir = TestBase.compute_mydir(__file__) 13 14 def do_test_template_function(self, add_cast): 15 self.build() 16 lldbutil.run_to_source_breakpoint(self, '// break here', 17 lldb.SBFileSpec("main.cpp", False)) 18 19 if add_cast: 20 self.expect_expr("(int) foo(42)", result_type="int", result_value="42") 21 else: 22 self.expect("expr b1 <=> b2", error=True, substrs=["warning: <user expression 0>:1:4: '<=>' is a single token in C++20; add a space to avoid a change in behavior"]) 23 24 self.expect_expr("foo(42)", result_type="int", result_value="42") 25 26 # overload with template case 27 self.expect_expr("h(10)", result_type="int", result_value="10") 28 29 # ADL lookup case 30 self.expect_expr("f(A::C{})", result_type="int", result_value="4") 31 32 # ADL lookup but no overload 33 self.expect_expr("g(A::C{})", result_type="int", result_value="4") 34 35 # variadic function cases 36 self.expect_expr("var(1)", result_type="int", result_value="10") 37 self.expect_expr("var(1, 2)", result_type="int", result_value="10") 38 39 # Overloaded templated operator case 40 self.expect_expr("b1 > b2", result_type="bool", result_value="true") 41 self.expect_expr("b1 >> b2", result_type="bool", result_value="true") 42 self.expect_expr("b1 << b2", result_type="bool", result_value="true") 43 self.expect_expr("b1 == b2", result_type="bool", result_value="true") 44 45 # Overloaded operator case 46 self.expect_expr("d1 > d2", result_type="bool", result_value="true") 47 self.expect_expr("d1 >> d2", result_type="bool", result_value="true") 48 self.expect_expr("d1 << d2", result_type="bool", result_value="true") 49 self.expect_expr("d1 == d2", result_type="bool", result_value="true") 50 51 @skipIfWindows 52 def test_template_function_with_cast(self): 53 self.do_test_template_function(True) 54 55 @skipIfWindows 56 @expectedFailureAll(debug_info=["dwarf", "gmodules", "dwo"]) 57 def test_template_function_without_cast(self): 58 self.do_test_template_function(False) 59