Add unit tests for fmt_converter_call

tests/test_converters.py

@@ -25,6 +25,34 @@ def test_pickle(self, takes_self, takes_field):
 
  assert c == pickle.loads(pickle.dumps(c))
 
+ @pytest.mark.parametrize(
+ "scenario",
+ [
+ ((False, False), "__attr_converter_le_name(le_value)"),
+ (
+ (True, True),
+ "__attr_converter_le_name(le_value, self, attr_dict['le_name'])",
+ ),
+ (
+ (True, False),
+ "__attr_converter_le_name(le_value, self)",
+ ),
+ (
+ (False, True),
+ "__attr_converter_le_name(le_value, attr_dict['le_name'])",
+ ),
+ ],
+ )
+ def test_fmt_converter_call(self, scenario):
+ """
+ _fmt_converter_call determines the arguments to the wrapped converter
+ according to `takes_self` and `takes_field`.
+ """
+ (takes_self, takes_field), expect = scenario
+ c = Converter(None, takes_self=takes_self, takes_field=takes_field)
+
+ assert expect == c._fmt_converter_call("le_name", "le_value")
+
 
 class TestOptional:
  """