TestCppVirtualFunctions.py
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import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def common_setup(self):
self.build()
lldbutil.run_to_source_breakpoint(self,"// break here", lldb.SBFileSpec("main.cpp"))
def test_call_on_base(self):
self.common_setup()
self.expect_expr("base_with_dtor.foo()", result_type="int", result_value="1")
self.expect_expr("base_without_dtor.foo()", result_type="int", result_value="2")
def test_call_on_derived(self):
self.common_setup()
self.expect_expr("derived_with_dtor.foo()", result_type="int", result_value="3")
self.expect_expr("derived_without_dtor.foo()", result_type="int", result_value="4")
self.expect_expr("derived_with_base_dtor.foo()", result_type="int", result_value="5")
self.expect_expr("derived_with_dtor_but_no_base_dtor.foo()", result_type="int", result_value="6")
def test_call_on_derived_as_base(self):
self.common_setup()
self.expect_expr("derived_with_dtor_as_base.foo()", result_type="int", result_value="3")
self.expect_expr("derived_without_as_base.foo()", result_type="int", result_value="4")
self.expect_expr("derived_with_base_dtor_as_base.foo()", result_type="int", result_value="5")
self.expect_expr("derived_with_dtor_but_no_base_dtor_as_base.foo()", result_type="int", result_value="6")
def test_call_overloaded(self):
self.common_setup()
self.expect("expr derived_with_overload.foo()", error=True, substrs=["too few arguments to function call, expected 1, have 0"])
self.expect_expr("derived_with_overload.foo(1)", result_type="int", result_value="7")
self.expect_expr("derived_with_overload_and_using.foo(1)", result_type="int", result_value="8")
# FIXME: It seems the using declaration doesn't import the overload from the base class.
self.expect("expr derived_with_overload_and_using.foo()", error=True, substrs=["too few arguments to function call, expected 1, have 0"])