1
0
mirror of synced 2026-01-19 00:05:14 -05:00
Files
airbyte/airbyte-cdk/python/unit_tests/sources/test_concurrent_source.py

113 lines
3.9 KiB
Python

#
# Copyright (c) 2023 Airbyte, Inc., all rights reserved.
#
import concurrent
import logging
from typing import Any, Callable, Dict, Iterable, Mapping, Optional, Tuple
from unittest.mock import Mock
from airbyte_cdk.models import SyncMode
from airbyte_cdk.sources.concurrent_source.concurrent_source import ConcurrentSource
from airbyte_cdk.sources.concurrent_source.thread_pool_manager import ThreadPoolManager
from airbyte_cdk.sources.message import InMemoryMessageRepository, MessageRepository
from airbyte_cdk.sources.streams.concurrent.abstract_stream import AbstractStream
from airbyte_cdk.sources.streams.concurrent.availability_strategy import StreamAvailability, StreamAvailable, StreamUnavailable
from airbyte_cdk.sources.streams.concurrent.cursor import Cursor, FinalStateCursor
from airbyte_cdk.sources.streams.concurrent.partitions.partition import Partition
from airbyte_cdk.sources.streams.concurrent.partitions.record import Record
from airbyte_protocol.models import AirbyteStream
logger = logging.getLogger("airbyte")
class _MockSource(ConcurrentSource):
def __init__(
self,
check_lambda: Callable[[], Tuple[bool, Optional[Any]]] = None,
per_stream: bool = True,
message_repository: MessageRepository = InMemoryMessageRepository(),
threadpool: ThreadPoolManager = ThreadPoolManager(
concurrent.futures.ThreadPoolExecutor(max_workers=1, thread_name_prefix="workerpool"), logger
),
exception_on_missing_stream: bool = True,
):
super().__init__(threadpool, Mock(), Mock(), message_repository)
self.check_lambda = check_lambda
self.per_stream = per_stream
self.exception_on_missing_stream = exception_on_missing_stream
self._message_repository = message_repository
MESSAGE_FROM_REPOSITORY = Mock()
class _MockStream(AbstractStream):
def __init__(self, name: str, message_repository: MessageRepository, available: bool = True, json_schema: Dict[str, Any] = {}):
self._name = name
self._available = available
self._json_schema = json_schema
self._message_repository = message_repository
def generate_partitions(self) -> Iterable[Partition]:
yield _MockPartition(self._name)
@property
def name(self) -> str:
return self._name
@property
def cursor_field(self) -> Optional[str]:
raise NotImplementedError
def check_availability(self) -> StreamAvailability:
if self._available:
return StreamAvailable()
else:
return StreamUnavailable("stream is unavailable")
def get_json_schema(self) -> Mapping[str, Any]:
return self._json_schema
def as_airbyte_stream(self) -> AirbyteStream:
return AirbyteStream(name=self.name, json_schema=self.get_json_schema(), supported_sync_modes=[SyncMode.full_refresh])
def log_stream_sync_configuration(self) -> None:
raise NotImplementedError
@property
def cursor(self) -> Cursor:
return FinalStateCursor(stream_name=self._name, stream_namespace=None, message_repository=self._message_repository)
class _MockPartition(Partition):
def __init__(self, name: str):
self._name = name
self._closed = False
def read(self) -> Iterable[Record]:
yield from [Record({"key": "value"}, self._name)]
def to_slice(self) -> Optional[Mapping[str, Any]]:
return {}
def stream_name(self) -> str:
return self._name
def close(self) -> None:
self._closed = True
def is_closed(self) -> bool:
return self._closed
def __hash__(self) -> int:
return hash(self._name)
def test_concurrent_source_reading_from_no_streams():
message_repository = InMemoryMessageRepository()
stream = _MockStream("my_stream", message_repository,False, {})
source = _MockSource(message_repository=message_repository)
messages = []
for m in source.read([stream]):
messages.append(m)