240 lines
8.1 KiB
Python
240 lines
8.1 KiB
Python
from typing import List
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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 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 Language(ormar.Model):
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class Meta(BaseMeta):
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tablename = "languages"
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id: int = ormar.Integer(primary_key=True)
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name: str = ormar.String(max_length=100)
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level: str = ormar.String(max_length=150, default="Beginner")
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class CringeLevel(ormar.Model):
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class Meta(BaseMeta):
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tablename = "levels"
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id: int = ormar.Integer(primary_key=True)
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name: str = ormar.String(max_length=100)
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language = ormar.ForeignKey(Language)
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class NickName(ormar.Model):
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class Meta(BaseMeta):
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tablename = "nicks"
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id: int = ormar.Integer(primary_key=True)
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name: str = ormar.String(max_length=100, nullable=False, name="hq_name")
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is_lame: bool = ormar.Boolean(nullable=True)
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level: CringeLevel = ormar.ForeignKey(CringeLevel)
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class HQ(ormar.Model):
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class Meta(BaseMeta):
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tablename = "hqs"
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id: int = ormar.Integer(primary_key=True)
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name: str = ormar.String(max_length=100, nullable=False, name="hq_name")
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nicks: List[NickName] = ormar.ManyToMany(NickName)
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class Company(ormar.Model):
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class Meta(BaseMeta):
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tablename = "companies"
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id: int = ormar.Integer(primary_key=True)
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name: str = ormar.String(max_length=100, nullable=False, name="company_name")
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founded: int = ormar.Integer(nullable=True)
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hq: HQ = ormar.ForeignKey(HQ, related_name="companies")
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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_load_all_fk_rel():
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async with database:
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async with database.transaction(force_rollback=True):
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hq = await HQ.objects.create(name="Main")
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company = await Company.objects.create(name="Banzai", founded=1988, hq=hq)
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hq = await HQ.objects.get(name="Main")
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await hq.load_all()
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assert hq.companies[0] == company
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assert hq.companies[0].name == "Banzai"
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assert hq.companies[0].founded == 1988
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hq2 = await HQ.objects.select_all().get(name="Main")
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assert hq2.companies[0] == company
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assert hq2.companies[0].name == "Banzai"
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assert hq2.companies[0].founded == 1988
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@pytest.mark.asyncio
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async def test_load_all_many_to_many():
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async with database:
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async with database.transaction(force_rollback=True):
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nick1 = await NickName.objects.create(name="BazingaO", is_lame=False)
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nick2 = await NickName.objects.create(name="Bazinga20", is_lame=True)
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hq = await HQ.objects.create(name="Main")
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await hq.nicks.add(nick1)
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await hq.nicks.add(nick2)
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hq = await HQ.objects.get(name="Main")
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await hq.load_all()
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assert hq.nicks[0] == nick1
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assert hq.nicks[0].name == "BazingaO"
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assert hq.nicks[1] == nick2
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assert hq.nicks[1].name == "Bazinga20"
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hq2 = await HQ.objects.select_all().get(name="Main")
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assert hq2.nicks[0] == nick1
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assert hq2.nicks[0].name == "BazingaO"
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assert hq2.nicks[1] == nick2
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assert hq2.nicks[1].name == "Bazinga20"
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@pytest.mark.asyncio
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async def test_load_all_with_order():
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async with database:
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async with database.transaction(force_rollback=True):
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nick1 = await NickName.objects.create(name="Barry", is_lame=False)
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nick2 = await NickName.objects.create(name="Joe", is_lame=True)
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hq = await HQ.objects.create(name="Main")
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await hq.nicks.add(nick1)
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await hq.nicks.add(nick2)
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hq = await HQ.objects.get(name="Main")
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await hq.load_all(order_by="-nicks__name")
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assert hq.nicks[0] == nick2
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assert hq.nicks[0].name == "Joe"
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assert hq.nicks[1] == nick1
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assert hq.nicks[1].name == "Barry"
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await hq.load_all()
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assert hq.nicks[0] == nick1
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assert hq.nicks[1] == nick2
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hq2 = (
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await HQ.objects.select_all().order_by("-nicks__name").get(name="Main")
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)
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assert hq2.nicks[0] == nick2
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assert hq2.nicks[1] == nick1
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hq3 = await HQ.objects.select_all().get(name="Main")
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assert hq3.nicks[0] == nick1
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assert hq3.nicks[1] == nick2
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@pytest.mark.asyncio
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async def test_loading_reversed_relation():
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async with database:
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async with database.transaction(force_rollback=True):
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hq = await HQ.objects.create(name="Main")
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await Company.objects.create(name="Banzai", founded=1988, hq=hq)
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company = await Company.objects.get(name="Banzai")
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await company.load_all()
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assert company.hq == hq
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company2 = await Company.objects.select_all().get(name="Banzai")
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assert company2.hq == hq
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@pytest.mark.asyncio
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async def test_loading_nested():
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async with database:
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async with database.transaction(force_rollback=True):
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language = await Language.objects.create(name="English")
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level = await CringeLevel.objects.create(name="High", language=language)
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level2 = await CringeLevel.objects.create(name="Low", language=language)
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nick1 = await NickName.objects.create(
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name="BazingaO", is_lame=False, level=level
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)
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nick2 = await NickName.objects.create(
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name="Bazinga20", is_lame=True, level=level2
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)
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hq = await HQ.objects.create(name="Main")
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await hq.nicks.add(nick1)
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await hq.nicks.add(nick2)
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hq = await HQ.objects.get(name="Main")
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await hq.load_all(follow=True)
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assert hq.nicks[0] == nick1
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assert hq.nicks[0].name == "BazingaO"
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assert hq.nicks[0].level.name == "High"
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assert hq.nicks[0].level.language.name == "English"
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assert hq.nicks[1] == nick2
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assert hq.nicks[1].name == "Bazinga20"
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assert hq.nicks[1].level.name == "Low"
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assert hq.nicks[1].level.language.name == "English"
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hq2 = await HQ.objects.select_all(follow=True).get(name="Main")
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assert hq2.nicks[0] == nick1
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assert hq2.nicks[0].name == "BazingaO"
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assert hq2.nicks[0].level.name == "High"
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assert hq2.nicks[0].level.language.name == "English"
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assert hq2.nicks[1] == nick2
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assert hq2.nicks[1].name == "Bazinga20"
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assert hq2.nicks[1].level.name == "Low"
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assert hq2.nicks[1].level.language.name == "English"
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await hq.load_all(follow=True, exclude="nicks__level__language")
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assert len(hq.nicks) == 2
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assert hq.nicks[0].level.language is None
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assert hq.nicks[1].level.language is None
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hq3 = (
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await HQ.objects.select_all(follow=True)
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.exclude_fields("nicks__level__language")
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.get(name="Main")
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)
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assert len(hq3.nicks) == 2
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assert hq3.nicks[0].level.language is None
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assert hq3.nicks[1].level.language is None
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await hq.load_all(follow=True, exclude="nicks__level__language__level")
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assert len(hq.nicks) == 2
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assert hq.nicks[0].level.language is not None
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assert hq.nicks[0].level.language.level is None
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assert hq.nicks[1].level.language is not None
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assert hq.nicks[1].level.language.level is None
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await hq.load_all(follow=True, exclude="nicks__level")
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assert len(hq.nicks) == 2
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assert hq.nicks[0].level is None
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assert hq.nicks[1].level is None
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await hq.load_all(follow=True, exclude="nicks")
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assert len(hq.nicks) == 0
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