def test_max_length(self):
field = serializers.StringField(max_length=3)
with pytest.raises(serializers.ValidationError) as excinfo:
field.run_validation('abcd')
assert isinstance(excinfo.value.message, list)
e1 = excinfo.value.message[0]
assert e1.message == 'Ensure this field has maximum 3 characters'
def test_allow_null(self):
field = serializers.StringField(allow_null=True, trim_whitespace=True)
value = field.run_validation(None)
assert value is None
def test_not_allow_null(self):
field = serializers.StringField(allow_null=False, trim_whitespace=True)
with pytest.raises(serializers.ValidationError) as excinfo:
field.run_validation(None)
assert excinfo.value.message == 'null is not allowed'
def test_allow_blank(self):
field = serializers.StringField(allow_blank=True, trim_whitespace=True)
assert field.run_validation(' ') == ''
def test_not_allow_blank(self):
field = serializers.StringField()
with pytest.raises(serializers.ValidationError) as excinfo:
field.run_validation('')
assert excinfo.value.message == 'blank is not allowed'
def test_if_trim_whitespace_false(self):
field = serializers.StringField(trim_whitespace=False)
assert field.to_internal_value(' abc ') == ' abc '
def test_if_stripped_by_default(self):
field = serializers.StringField()
assert field.to_internal_value(' abc ') == 'abc'
