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38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
from typing import Any, Union
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import pytest
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from sqlmodel import Field, Relationship, SQLModel
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def test_ondelete_requires_nullable(clear_sqlmodel: Any) -> None:
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with pytest.raises(RuntimeError) as exc:
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class Team(SQLModel, table=True):
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id: Union[int, None] = Field(default=None, primary_key=True)
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heroes: list["Hero"] = Relationship(
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back_populates="team", passive_deletes="all"
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)
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class Hero(SQLModel, table=True):
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id: Union[int, None] = Field(default=None, primary_key=True)
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name: str = Field(index=True)
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secret_name: str
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age: Union[int, None] = Field(default=None, index=True)
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team_id: int = Field(foreign_key="team.id", ondelete="SET NULL")
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team: Team = Relationship(back_populates="heroes")
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assert 'ondelete="SET NULL" requires nullable=True' in str(exc.value)
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def test_ondelete_requires_foreign_key(clear_sqlmodel: Any) -> None:
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with pytest.raises(RuntimeError) as exc:
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class Team(SQLModel, table=True):
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id: Union[int, None] = Field(default=None, primary_key=True)
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age: int = Field(ondelete="CASCADE")
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assert "ondelete can only be used with foreign_key" in str(exc.value)
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