async def test_migration_change_value(settings, notes, db):
migration_settings = MigrationSettings(
connection_uri=settings.mongodb_dsn,
database_name=settings.mongodb_db_name,
path="tests/migrations/migrations_for_test/change_value",
)
await run_migrate(migration_settings)
await init_beanie(database=db, document_models=[Note])
inspection = await Note.inspect_collection()
assert inspection.status == InspectionStatuses.OK
note = await Note.find_one({"title": "five"})
assert note is not None
note = await Note.find_one({"title": "5"})
assert note is None
migration_settings.direction = RunningDirections.BACKWARD
await run_migrate(migration_settings)
inspection = await Note.inspect_collection()
assert inspection.status == InspectionStatuses.OK
note = await Note.find_one({"title": "5"})
assert note is not None
note = await Note.find_one({"title": "five"})
assert note is None
async def test_migration_free_fall(settings, notes, db):
if not db.client.is_mongos and not len(db.client.nodes) > 1:
return pytest.skip(
"MongoDB server does not support transactions as it is neighter a mongos instance not a replica set."
)
migration_settings = MigrationSettings(
connection_uri=settings.mongodb_dsn,
database_name=settings.mongodb_db_name,
path="tests/migrations/migrations_for_test/free_fall",
)
await run_migrate(migration_settings)
await init_beanie(database=db, document_models=[Note])
inspection = await Note.inspect_collection()
assert inspection.status == InspectionStatuses.OK
note = await Note.find_one({})
assert note.title == "0"
migration_settings.direction = RunningDirections.BACKWARD
await run_migrate(migration_settings)
inspection = await OldNote.inspect_collection()
assert inspection.status == InspectionStatuses.OK
note = await OldNote.find_one({})
assert note.name == "0"
async def test_migration_by_two(settings, notes, db):
migration_settings = MigrationSettings(
connection_uri=settings.mongodb_dsn,
database_name=settings.mongodb_db_name,
path="tests/migrations/migrations_for_test/many_migrations",
distance=2,
)
await init_beanie(database=db, document_models=[Note])
await run_migrate(migration_settings)
async for note in Note.find_all():
assert note.title in ["one", "two", "3", "4", "5", "6", "7"]
await run_migrate(migration_settings)
async for note in Note.find_all():
assert note.title in ["one", "two", "three", "4", "5", "6", "7"]
await run_migrate(migration_settings)
async for note in Note.find_all():
assert note.title in [
"one",
"two",
"three",
"four",
"five",
"six",
"seven",
]
await run_migrate(migration_settings)
migration_settings.direction = RunningDirections.BACKWARD
await run_migrate(migration_settings)
async for note in Note.find_all():
assert note.title in ["one", "two", "three", "4", "5", "6", "7"]
await run_migrate(migration_settings)
async for note in Note.find_all():
assert note.title in ["one", "two", "3", "4", "5", "6", "7"]
await run_migrate(migration_settings)
async for note in Note.find_all():
assert note.title in ["1", "2", "3", "4", "5", "6", "7"]
await run_migrate(migration_settings)
async def test_migration_pack_unpack(settings, notes, db):
migration_settings = MigrationSettings(
connection_uri=settings.mongodb_dsn,
database_name=settings.mongodb_db_name,
path="tests/migrations/migrations_for_test/pack_unpack",
)
await run_migrate(migration_settings)
await init_beanie(database=db, document_models=[Note])
inspection = await Note.inspect_collection()
assert inspection.status == InspectionStatuses.OK
note = await Note.find_one({})
assert note.tag.name == "test"
migration_settings.direction = RunningDirections.BACKWARD
await run_migrate(migration_settings)
inspection = await OldNote.inspect_collection()
assert inspection.status == InspectionStatuses.OK
note = await OldNote.find_one({})
assert note.tag_name == "test"