Files
govoplan-postbox/tests/test_migration.py

62 lines
2.2 KiB
Python

from __future__ import annotations
import importlib
import unittest
from alembic.migration import MigrationContext
from alembic.operations import Operations
from sqlalchemy import create_engine, inspect
class PostboxMigrationTests(unittest.TestCase):
def test_baseline_creates_and_drops_owned_tables(self) -> None:
migration = importlib.import_module(
"govoplan_postbox.backend.migrations.versions."
"c7d2e5f8a1b4_v010_postbox_baseline"
)
engine = create_engine("sqlite:///:memory:")
try:
with engine.begin() as connection:
operations = Operations(MigrationContext.configure(connection))
original = migration.op
migration.op = operations
try:
migration.upgrade()
tables = set(inspect(connection).get_table_names())
self.assertIn("postboxes", tables)
self.assertIn("postbox_messages", tables)
self.assertIn("postbox_deliveries", tables)
self.assertIn("postbox_access_events", tables)
message_columns = {
column["name"]
for column in inspect(connection).get_columns(
"postbox_messages"
)
}
self.assertTrue(
{
"ciphertext_ref",
"signed_manifest_ref",
"wrapped_keys",
"key_epoch",
"expires_at",
"withdrawn_at",
}.issubset(message_columns)
)
migration.downgrade()
self.assertFalse(
{
table
for table in inspect(connection).get_table_names()
if table.startswith("postbox")
}
)
finally:
migration.op = original
finally:
engine.dispose()
if __name__ == "__main__":
unittest.main()