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test_table_bind.py
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39 lines (28 loc) · 1.17 KB
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from __future__ import annotations
import sqlalchemy as sa
from flask_sqlalchemy import SQLAlchemy
def test_bind_key_default(db: SQLAlchemy) -> None:
user_table = db.Table("user", sa.Column("id", sa.Integer, primary_key=True))
assert user_table.metadata is db.metadata
def test_metadata_per_bind(db: SQLAlchemy) -> None:
user_table = db.Table(
"user", sa.Column("id", sa.Integer, primary_key=True), bind_key="other"
)
assert user_table.metadata is db.metadatas["other"]
def test_multiple_binds_same_table_name(db: SQLAlchemy) -> None:
user1_table = db.Table("user", sa.Column("id", sa.Integer, primary_key=True))
user2_table = db.Table(
"user", sa.Column("id", sa.Integer, primary_key=True), bind_key="other"
)
assert user1_table.metadata is db.metadata
assert user2_table.metadata is db.metadatas["other"]
def test_explicit_metadata(db: SQLAlchemy) -> None:
other_metadata = sa.MetaData()
user_table = db.Table(
"user",
other_metadata,
sa.Column("id", sa.Integer, primary_key=True),
bind_key="other",
)
assert user_table.metadata is other_metadata
assert "other" not in db.metadatas