310 lines
9.1 KiB
Python
310 lines
9.1 KiB
Python
import databases
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import pytest
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import sqlalchemy
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import ormar
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from ormar.exceptions import QueryDefinitionError
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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 Book(ormar.Model):
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class Meta:
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tablename = "books"
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metadata = metadata
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database = database
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id: ormar.Integer(primary_key=True)
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title: ormar.String(max_length=200)
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author: ormar.String(max_length=100)
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genre: ormar.String(
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max_length=100,
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default="Fiction",
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choices=["Fiction", "Adventure", "Historic", "Fantasy"],
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)
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class ToDo(ormar.Model):
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class Meta:
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tablename = "todos"
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metadata = metadata
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database = database
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id: ormar.Integer(primary_key=True)
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text: ormar.String(max_length=500)
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completed: ormar.Boolean(default=False)
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class Category(ormar.Model):
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class Meta:
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tablename = "categories"
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metadata = metadata
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database = database
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id: ormar.Integer(primary_key=True)
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name: ormar.String(max_length=500)
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class Note(ormar.Model):
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class Meta:
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tablename = "notes"
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metadata = metadata
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database = database
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id: ormar.Integer(primary_key=True)
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text: ormar.String(max_length=500)
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category: ormar.ForeignKey(Category)
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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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@pytest.mark.asyncio
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async def test_delete_and_update():
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async with database:
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async with database.transaction(force_rollback=True):
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await Book.objects.create(
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title="Tom Sawyer", author="Twain, Mark", genre="Adventure"
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)
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await Book.objects.create(
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title="War and Peace", author="Tolstoy, Leo", genre="Fiction"
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)
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await Book.objects.create(
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title="Anna Karenina", author="Tolstoy, Leo", genre="Fiction"
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)
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await Book.objects.create(
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title="Harry Potter", author="Rowling, J.K.", genre="Fantasy"
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)
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await Book.objects.create(
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title="Lord of the Rings", author="Tolkien, J.R.", genre="Fantasy"
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)
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all_books = await Book.objects.all()
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assert len(all_books) == 5
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await Book.objects.filter(author="Tolstoy, Leo").update(
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author="Lenin, Vladimir"
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)
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all_books = await Book.objects.filter(author="Lenin, Vladimir").all()
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assert len(all_books) == 2
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historic_books = await Book.objects.filter(genre="Historic").all()
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assert len(historic_books) == 0
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with pytest.raises(QueryDefinitionError):
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await Book.objects.update(genre="Historic")
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await Book.objects.filter(author="Lenin, Vladimir").update(genre="Historic")
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historic_books = await Book.objects.filter(genre="Historic").all()
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assert len(historic_books) == 2
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await Book.objects.delete(genre="Fantasy")
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all_books = await Book.objects.all()
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assert len(all_books) == 3
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await Book.objects.update(each=True, genre="Fiction")
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all_books = await Book.objects.filter(genre="Fiction").all()
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assert len(all_books) == 3
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with pytest.raises(QueryDefinitionError):
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await Book.objects.delete()
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await Book.objects.delete(each=True)
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all_books = await Book.objects.all()
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assert len(all_books) == 0
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@pytest.mark.asyncio
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async def test_get_or_create():
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async with database:
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tom = await Book.objects.get_or_create(
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title="Volume I", author="Anonymous", genre="Fiction"
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)
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assert await Book.objects.count() == 1
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assert (
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await Book.objects.get_or_create(
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title="Volume I", author="Anonymous", genre="Fiction"
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)
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== tom
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)
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assert await Book.objects.count() == 1
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assert await Book.objects.create(
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title="Volume I", author="Anonymous", genre="Fiction"
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)
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with pytest.raises(ormar.exceptions.MultipleMatches):
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await Book.objects.get_or_create(
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title="Volume I", author="Anonymous", genre="Fiction"
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)
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@pytest.mark.asyncio
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async def test_update_or_create():
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async with database:
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tom = await Book.objects.update_or_create(
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title="Volume I", author="Anonymous", genre="Fiction"
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)
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assert await Book.objects.count() == 1
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assert await Book.objects.update_or_create(id=tom.id, genre="Historic")
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assert await Book.objects.count() == 1
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assert await Book.objects.update_or_create(pk=tom.id, genre="Fantasy")
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assert await Book.objects.count() == 1
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assert await Book.objects.create(
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title="Volume I", author="Anonymous", genre="Fantasy"
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)
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with pytest.raises(ormar.exceptions.MultipleMatches):
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await Book.objects.get(
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title="Volume I", author="Anonymous", genre="Fantasy"
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)
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@pytest.mark.asyncio
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async def test_bulk_create():
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async with database:
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await ToDo.objects.bulk_create(
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[
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ToDo(text="Buy the groceries."),
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ToDo(text="Call Mum.", completed=True),
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ToDo(text="Send invoices.", completed=True),
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]
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)
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todoes = await ToDo.objects.all()
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assert len(todoes) == 3
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for todo in todoes:
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assert todo.pk is not None
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completed = await ToDo.objects.filter(completed=True).all()
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assert len(completed) == 2
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@pytest.mark.asyncio
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async def test_bulk_create_with_relation():
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async with database:
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category = await Category.objects.create(name="Sample Category")
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await Note.objects.bulk_create(
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[
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Note(text="Buy the groceries.", category=category),
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Note(text="Call Mum.", category=category),
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]
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)
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todoes = await Note.objects.all()
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assert len(todoes) == 2
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for todo in todoes:
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assert todo.category.pk == category.pk
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@pytest.mark.asyncio
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async def test_bulk_update():
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async with database:
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await ToDo.objects.bulk_create(
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[
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ToDo(text="Buy the groceries."),
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ToDo(text="Call Mum.", completed=True),
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ToDo(text="Send invoices.", completed=True),
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]
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)
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todoes = await ToDo.objects.all()
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assert len(todoes) == 3
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for todo in todoes:
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todo.text = todo.text + "_1"
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todo.completed = False
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await ToDo.objects.bulk_update(todoes)
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completed = await ToDo.objects.filter(completed=False).all()
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assert len(completed) == 3
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todoes = await ToDo.objects.all()
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assert len(todoes) == 3
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for todo in todoes:
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assert todo.text[-2:] == "_1"
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@pytest.mark.asyncio
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async def test_bulk_update_with_only_selected_columns():
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async with database:
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await ToDo.objects.bulk_create(
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[
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ToDo(text="Reset the world simulation.", completed=False),
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ToDo(text="Watch kittens.", completed=True),
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]
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)
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todoes = await ToDo.objects.all()
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assert len(todoes) == 2
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for todo in todoes:
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todo.text = todo.text + "_1"
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todo.completed = False
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await ToDo.objects.bulk_update(todoes, columns=["completed"])
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completed = await ToDo.objects.filter(completed=False).all()
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assert len(completed) == 2
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todoes = await ToDo.objects.all()
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assert len(todoes) == 2
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for todo in todoes:
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assert todo.text[-2:] != "_1"
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@pytest.mark.asyncio
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async def test_bulk_update_with_relation():
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async with database:
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category = await Category.objects.create(name="Sample Category")
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category2 = await Category.objects.create(name="Sample II Category")
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await Note.objects.bulk_create(
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[
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Note(text="Buy the groceries.", category=category),
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Note(text="Call Mum.", category=category),
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Note(text="Text skynet.", category=category),
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]
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)
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notes = await Note.objects.all()
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assert len(notes) == 3
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for note in notes:
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note.category = category2
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await Note.objects.bulk_update(notes)
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notes_upd = await Note.objects.all()
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assert len(notes_upd) == 3
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for note in notes_upd:
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assert note.category.pk == category2.pk
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@pytest.mark.asyncio
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async def test_bulk_update_not_saved_objts():
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async with database:
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category = await Category.objects.create(name="Sample Category")
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with pytest.raises(QueryDefinitionError):
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await Note.objects.bulk_update(
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[
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Note(text="Buy the groceries.", category=category),
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Note(text="Call Mum.", category=category),
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]
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)
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