147 lines
4.3 KiB
Python
147 lines
4.3 KiB
Python
import databases
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import pytest
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import sqlalchemy
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from pydantic.typing import ForwardRef
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import ormar
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from tests.settings import DATABASE_URL
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database = databases.Database(DATABASE_URL, force_rollback=True)
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metadata = sqlalchemy.MetaData()
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class BaseMeta(ormar.ModelMeta):
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database = database
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metadata = metadata
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class Category(ormar.Model):
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class Meta(BaseMeta):
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tablename = "categories"
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id: int = ormar.Integer(primary_key=True)
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name: str = ormar.String(max_length=40)
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class PostCategory(ormar.Model):
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class Meta(BaseMeta):
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tablename = "posts_x_categories"
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id: int = ormar.Integer(primary_key=True)
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sort_order: int = ormar.Integer(nullable=True)
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class Post(ormar.Model):
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class Meta(BaseMeta):
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pass
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id: int = ormar.Integer(primary_key=True)
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title: str = ormar.String(max_length=200)
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categories = ormar.ManyToMany(Category, through=PostCategory)
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@pytest.fixture(autouse=True, scope="module")
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def create_test_database():
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engine = sqlalchemy.create_engine(DATABASE_URL)
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metadata.drop_all(engine)
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metadata.create_all(engine)
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yield
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metadata.drop_all(engine)
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class PostCategory2(ormar.Model):
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class Meta(BaseMeta):
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tablename = "posts_x_categories2"
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id: int = ormar.Integer(primary_key=True)
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sort_order: int = ormar.Integer(nullable=True)
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class Post2(ormar.Model):
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class Meta(BaseMeta):
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pass
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id: int = ormar.Integer(primary_key=True)
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title: str = ormar.String(max_length=200)
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categories = ormar.ManyToMany(Category, through=ForwardRef("PostCategory2"))
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@pytest.mark.asyncio
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async def test_forward_ref_is_updated():
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async with database:
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assert Post2.Meta.requires_ref_update
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Post2.update_forward_refs()
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assert Post2.Meta.model_fields["postcategory2"].to == PostCategory2
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@pytest.mark.asyncio
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async def test_setting_fields_on_through_model():
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async with database:
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post = await Post(title="Test post").save()
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category = await Category(name="Test category").save()
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await post.categories.add(category)
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assert hasattr(post.categories[0], "postcategory")
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assert post.categories[0].postcategory is None
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@pytest.mark.asyncio
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async def test_setting_additional_fields_on_through_model_in_add():
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async with database:
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post = await Post(title="Test post").save()
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category = await Category(name="Test category").save()
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await post.categories.add(category, sort_order=1)
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postcat = await PostCategory.objects.get()
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assert postcat.sort_order == 1
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@pytest.mark.asyncio
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async def test_setting_additional_fields_on_through_model_in_create():
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async with database:
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post = await Post(title="Test post").save()
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await post.categories.create(
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name="Test category2", postcategory={"sort_order": 2}
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)
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postcat = await PostCategory.objects.get()
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assert postcat.sort_order == 2
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@pytest.mark.asyncio
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async def test_getting_additional_fields_from_queryset():
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async with database:
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post = await Post(title="Test post").save()
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await post.categories.create(
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name="Test category1", postcategory={"sort_order": 1}
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)
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await post.categories.create(
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name="Test category2", postcategory={"sort_order": 2}
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)
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await post.categories.all()
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assert post.categories[0].postcategory.sort_order == 1
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assert post.categories[1].postcategory.sort_order == 2
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post = await Post.objects.select_related("categories").get(
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categories__name="Test category2"
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)
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assert post.categories[0].postcategory.sort_order == 2
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# TODO: check/ modify following
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# add to fields with class lower name (V)
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# forward refs update (V)
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# creating while adding to relation (kwargs in add) (V)
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# creating in queryset proxy (dict with through name and kwargs) (V)
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# loading the data into model instance of though model (V) <- fix fields ane exclude
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# accessing from instance (V) <- no both sides only nested one is relevant, fix one side
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# updating in query
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# sorting in filter (special __through__<field_name> notation?)
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# ordering by in order_by
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# modifying from instance (both sides?)
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# including/excluding in fields?
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# allowing to change fk fields names in through model?
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# make through optional? auto-generated for cases other fields are missing?
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