def test_function_type_inference():
expected = (Number, str)
inferred = adapter.infer(format_number)
assert inferred == expected
assert isinstance(inferred, adapter.Adaptation)
def test_callable_type_inference(numformatter):
expected = (Number, str)
inferred = adapter.infer(numformatter)
assert inferred == expected
assert isinstance(inferred, adapter.Adaptation)
def test_method_type_inference(numformatter):
expected = (Number, str)
inferred = adapter.infer(numformatter.percentage)
assert inferred == expected
assert isinstance(inferred, adapter.Adaptation)
def test_class_type_inference():
expected = (str, StringIO)
inferred = adapter.infer(StringIO)
assert inferred == expected
assert isinstance(inferred, adapter.Adaptation)
