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# Copyright (c) Microsoft Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import asyncio
from pathlib import Path
from typing import Any, Dict, List, Optional, Set, Union
from playwright._impl._browser_context import BrowserContext
from playwright._impl._errors import Error
from playwright._impl._helper import async_readfile
from playwright._impl._locator import set_test_id_attribute_name
class Selectors:
def __init__(self, loop: asyncio.AbstractEventLoop, dispatcher_fiber: Any) -> None:
self._loop = loop
self._contexts_for_selectors: Set[BrowserContext] = set()
self._selector_engines: List[Dict] = []
self._dispatcher_fiber = dispatcher_fiber
self._test_id_attribute_name: Optional[str] = None
async def register(
self,
name: str,
script: str = None,
path: Union[str, Path] = None,
contentScript: bool = None,
) -> None:
if any(engine for engine in self._selector_engines if engine["name"] == name):
raise Error(
f'Selectors.register: "{name}" selector engine has been already registered'
)
if not script and not path:
raise Error("Either source or path should be specified")
if path:
script = (await async_readfile(path)).decode()
engine: Dict[str, Any] = dict(name=name, source=script)
if contentScript:
engine["contentScript"] = contentScript
for context in self._contexts_for_selectors:
await context._channel.send(
"registerSelectorEngine",
None,
{"selectorEngine": engine},
)
self._selector_engines.append(engine)
def set_test_id_attribute(self, attributeName: str) -> None:
set_test_id_attribute_name(attributeName)
self._test_id_attribute_name = attributeName
for context in self._contexts_for_selectors:
context._channel.send_no_reply(
"setTestIdAttributeName",
None,
{"testIdAttributeName": attributeName},
)
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