class TestDecimalRangeFieldWithChildAttribute(FieldValues):
serializer_class = DecimalRangeSerializerWithChildAttribute
field = DecimalRangeField(child=DecimalField(max_digits=5, decimal_places=2))
valid_inputs = [
({'lower': '1', 'upper': 2., 'bounds': '[)'},
NumericRange(**{'lower': 1., 'upper': 2., 'bounds': '[)'})),
({'lower': 1., 'upper': 2.},
NumericRange(**{'lower': 1, 'upper': 2})),
({'lower': 1},
NumericRange(**{'lower': 1})),
({'upper': 1},
NumericRange(**{'upper': 1})),
({'empty': True},
NumericRange(**{'empty': True})),
({}, NumericRange()),
]
invalid_inputs = [
({'lower': 'a'}, ['A valid number is required.']),
({'upper': '123456'}, ['Ensure that there are no more than 5 digits in total.']),
({'lower': '9.123'}, ['Ensure that there are no more than 2 decimal places.']),
('not a dict', ['Expected a dictionary of items but got type "str".']),
]
outputs = [
(NumericRange(**{'lower': '1.1', 'upper': '2'}),
{'lower': '1.10', 'upper': '2.00', 'bounds': '[)'}),
(NumericRange(**{'empty': True}), {'empty': True}),
(NumericRange(), {'bounds': '[)', 'lower': None, 'upper': None}),
]
def test_no_source_on_child(self):
with pytest.raises(AssertionError) as exc_info:
DecimalRangeField(child=serializers.DecimalField(source='other', max_digits=None, decimal_places=None))
assert str(exc_info.value) == (
"The `source` argument is not meaningful when applied to a `child=` field. "
"Remove `source=` from the field declaration."
)
class TestDecimalRangeField(FieldValues):
serializer_class = DecimalRangeSerializer
valid_inputs = [
({'lower': '1', 'upper': 2., 'bounds': '[)'},
NumericRange(**{'lower': 1., 'upper': 2., 'bounds': '[)'})),
({'lower': 1., 'upper': 2.},
NumericRange(**{'lower': 1, 'upper': 2})),
({'lower': 1},
NumericRange(**{'lower': 1})),
({'upper': 1},
NumericRange(**{'upper': 1})),
({'empty': True},
NumericRange(**{'empty': True})),
({}, NumericRange()),
]
invalid_inputs = [
({'lower': 'a'}, ['A valid number is required.']),
('not a dict', ['Expected a dictionary of items but got type "str".']),
({'lower': 2., 'upper': 1.}, ['The start of the range must not exceed the end of the range.']),
]
outputs = [
(NumericRange(**{'lower': '1.1', 'upper': '2'}),
{'lower': '1.1', 'upper': '2', 'bounds': '[)'}),
(NumericRange(**{'empty': True}), {'empty': True}),
(NumericRange(), {'bounds': '[)', 'lower': None, 'upper': None}),
({'lower': Decimal('1.1'), 'upper': "2.3", 'bounds': '[)'},
{'lower': "1.1", 'upper': "2.3", 'bounds': '[)'}),
({'lower': Decimal('1.1'), 'upper': "2.3"},
{'lower': "1.1", 'upper': "2.3", 'bounds': None}),
({'lower': 1},
{'lower': "1", 'upper': None, 'bounds': None}),
({'upper': 1},
{'lower': None, 'upper': "1", 'bounds': None}),
({}, {}),
]
field = DecimalRangeField()
def test_no_source_on_child(self):
with pytest.raises(AssertionError) as exc_info:
DecimalRangeField(child=serializers.DecimalField(source='other', max_digits=None, decimal_places=None))
assert str(exc_info.value) == (
"The `source` argument is not meaningful when applied to a `child=` field. "
"Remove `source=` from the field declaration."
)
class DecimalRangeSerializerWithChildAttribute(serializers.Serializer):
range = DecimalRangeField(child=DecimalField(max_digits=5, decimal_places=2))
class DecimalRangeSerializer(serializers.Serializer):
range = DecimalRangeField()