cases: move common test routines to avatar

1 files changed, 67 insertions, 0 deletions

diff --git a/avatar/pandora.py b/avatar/pandora.py
new file mode 100644
index 0000000..31695ee
--- /dev/null
+++ b/avatar/pandora.py
@@ -0,0 +1,67 @@
+# Copyright 2023 Google LLC
+#
+# 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
+#
+#     https://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 avatar import BumblePandoraDevice
+from avatar import PandoraDevice
+from bumble.device import Connection as BumbleConnection
+from mobly.asserts import assert_equal  # type: ignore
+from mobly.asserts import assert_is_not_none  # type: ignore
+from pandora._utils import AioStream
+from pandora.host_pb2 import AdvertiseResponse
+from pandora.host_pb2 import Connection
+from pandora.host_pb2 import OwnAddressType
+from pandora.host_pb2 import ScanningResponse
+from typing import Optional, Tuple
+
+
+def get_raw_connection_handle(device: PandoraDevice, connection: Connection) -> int:
+    assert isinstance(device, BumblePandoraDevice)
+    return int.from_bytes(connection.cookie.value, 'big')
+
+
+def get_raw_connection(device: PandoraDevice, connection: Connection) -> Optional[BumbleConnection]:
+    assert isinstance(device, BumblePandoraDevice)
+    return device.device.lookup_connection(get_raw_connection_handle(device, connection))
+
+
+async def connect(initiator: PandoraDevice, acceptor: PandoraDevice) -> Tuple[Connection, Connection]:
+    init_res, wait_res = await asyncio.gather(
+        initiator.aio.host.Connect(address=acceptor.address),
+        acceptor.aio.host.WaitConnection(address=initiator.address),
+    )
+    assert_equal(init_res.result_variant(), 'connection')
+    assert_equal(wait_res.result_variant(), 'connection')
+    assert init_res.connection is not None and wait_res.connection is not None
+    return init_res.connection, wait_res.connection
+
+
+async def connect_le(
+    initiator: PandoraDevice,
+    acceptor: AioStream[AdvertiseResponse],
+    scan: ScanningResponse,
+    own_address_type: OwnAddressType,
+    cancel_advertisement: bool = True,
+) -> Tuple[Connection, Connection]:
+    (init_res, wait_res) = await asyncio.gather(
+        initiator.aio.host.ConnectLE(own_address_type=own_address_type, **scan.address_asdict()),
+        anext(aiter(acceptor)),  # pytype: disable=name-error
+    )
+    if cancel_advertisement:
+        acceptor.cancel()
+    assert_equal(init_res.result_variant(), 'connection')
+    assert_is_not_none(init_res.connection)
+    assert init_res.connection
+    return init_res.connection, wait_res.connection