class ProductSerializer(serializers.ModelSerializer):
category = CategorySerializer(many=True, required=False, read_only=True)
category_ids = serializers.PrimaryKeyRelatedField(source='category', many=True, queryset=Category.objects.all())
created_by = UserDetailsSerializer(required=False)
updated_by = UserDetailsSerializer(required=False)
deleted_by = UserDetailsSerializer(required=False)
class Meta:
model = Product
fields = (
"id", "name", "category_ids", "category", "description", "price",
"quantity", "created_at", "created_by", "updated_at",
"updated_by", "deleted_at", "deleted_by",
)
# depth = 1
def create(self, validated_data):
categories = validated_data.pop("category")
product = super().create(validated_data)
for item in categories:
product.category.add(item)
return product
def update(self, instance, validated_data):
categories = validated_data.pop("category")
instance = super().update(instance, validated_data)
instance.category.set(categories)
return instance
def test_validate_username_without_all_auth(self):
serializer = UserDetailsSerializer(
self.user,
data={'username': '******'},
partial=True,
)
self.assertEqual(True, serializer.is_valid())
self.assertEqual(serializer.validated_data,
{'username': '******'})
def test_validate_username_with_all_auth_failure(self):
serializer = UserDetailsSerializer(
self.user, data={'username': '******'}, partial=True,
)
self.assertEqual(False, serializer.is_valid())
self.assertEqual(
serializer.errors,
{
'username': [
ErrorDetail(string='username must be lower case', code='invalid'),
],
},
)
def test_validate_username_with_all_auth_failure(self):
serializer = UserDetailsSerializer(
self.user, data={"username": "******"}, partial=True
)
self.assertEqual(False, serializer.is_valid())
self.assertEqual(
serializer.errors,
{
"username": [
ErrorDetail(string="username must be lower case", code="invalid")
]
},
)
class CategorySerializer(serializers.ModelSerializer):
created_by = UserDetailsSerializer(required=False)
updated_by = UserDetailsSerializer(required=False)
deleted_by = UserDetailsSerializer(required=False)
class Meta:
model = Category
fields = (
"id",
"name",
"created_at",
"created_by",
"updated_at",
"updated_by",
"deleted_at",
"deleted_by",
)
class KnoxSerializer2(serializers.Serializer):
"""
thanks rando github person
"""
user = UserDetailsSerializer()
token = serializers.SerializerMethodField()
def get_token(self, obj):
return obj["token"][1]
def test_validate_username_with_all_auth_success(self):
serializer = UserDetailsSerializer(
self.user, data={"username": "******"}, partial=True
)
self.assertEqual(True, serializer.is_valid())
self.assertEqual(serializer.validated_data, {"username": "******"})