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from __future__ import annotations
import base64
from collections.abc import Awaitable, Callable
from typing import Any, cast
import aiohttp
import pytest
from aiohttp import ClientSession, web
from aiohttp.test_utils import TestClient, TestServer
from rtsp_to_webrtc.client import Client
from rtsp_to_webrtc.exceptions import ResponseError
SERVER_URL = "https://example.com"
RTSP_URL = "rtsps://example"
OFFER_SDP = "v=0\r\no=carol 28908764872 28908764872 IN IP4 100.3.6.6\r\n..."
ANSWER_SDP = "v=0\r\no=bob 2890844730 2890844730 IN IP4 h.example.com\r\n..."
ANSWER_PAYLOAD = base64.b64encode(ANSWER_SDP.encode("utf-8")).decode("utf-8")
@pytest.fixture(autouse=True)
def setup_handler(
app: web.Application,
request_handler: Callable[[aiohttp.web.Request], Awaitable[aiohttp.web.Response]],
) -> None:
app.router.add_get("/static", request_handler)
app.router.add_post("/stream", request_handler)
@pytest.fixture
def cli(
loop: Any,
app: web.Application,
aiohttp_client: Callable[[web.Application], Awaitable[TestClient]],
) -> TestClient:
"""Creates a fake aiohttp client."""
client = loop.run_until_complete(aiohttp_client(app))
return cast(TestClient, client)
async def test_offer(cli: TestClient) -> None:
"""Test successful response from RTSPtoWebRTC server."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].append(
aiohttp.web.json_response({"sdp64": ANSWER_PAYLOAD})
)
client = Client(cast(ClientSession, cli))
answer_sdp = await client.offer(OFFER_SDP, RTSP_URL)
assert answer_sdp == ANSWER_SDP
async def test_response_missing_answer(cli: TestClient) -> None:
"""Test invalid response from RTSPtoWebRTC server."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].append(aiohttp.web.json_response({}))
client = Client(cast(ClientSession, cli))
with pytest.raises(ResponseError, match=r".*missing SDP Answer.*"):
await client.offer(OFFER_SDP, RTSP_URL)
async def test_server_failure(cli: TestClient) -> None:
"""Test a failure talking to RTSPtoWebRTC server."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].append(aiohttp.web.Response(status=502))
client = Client(cast(ClientSession, cli))
with pytest.raises(ResponseError, match=r"server failure.*"):
await client.offer(OFFER_SDP, RTSP_URL)
async def test_server_failure_with_error(cli: TestClient) -> None:
"""Test invalid response from RTSPtoWebRTC server."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].append(
aiohttp.web.json_response({"error": "a message"}, status=502)
)
client = Client(cast(ClientSession, cli))
with pytest.raises(ResponseError, match=r"server failure:.*a message.*"):
await client.offer(OFFER_SDP, RTSP_URL)
async def test_heartbeat(cli: TestClient) -> None:
"""Test successful response from RTSPtoWebRTC server."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].extend(
[
aiohttp.web.Response(status=200),
aiohttp.web.Response(status=502),
aiohttp.web.Response(status=404),
aiohttp.web.Response(status=200),
]
)
client = Client(cast(ClientSession, cli))
await client.heartbeat()
with pytest.raises(ResponseError):
await client.heartbeat()
with pytest.raises(ResponseError):
await client.heartbeat()
await client.heartbeat()
async def test_offer_stream_id(cli: TestClient) -> None:
"""Test offer with explicit stream id API."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].append(
aiohttp.web.json_response({"sdp64": ANSWER_PAYLOAD})
)
client = Client(cast(ClientSession, cli))
answer_sdp = await client.offer_stream_id("stream_id", OFFER_SDP, RTSP_URL)
assert answer_sdp == ANSWER_SDP
requests = cli.server.app["request"]
assert requests == [
"/stream",
]
assert cli.server.app["request-post"] == [
{
"url": "rtsps://example",
"sdp64": "dj0wDQpvPWNhcm9sIDI4OTA4NzY0ODcyIDI4OTA4NzY0ODcyIElOIElQNCAxMDAuMy42LjYNCi4uLg==",
}
]
async def test_offer_with_channel_data(cli: TestClient) -> None:
"""Test that the channel data is passed, though likely ignored by server."""
assert isinstance(cli.server, TestServer)
cli.server.app["response"].append(
aiohttp.web.json_response({"sdp64": ANSWER_PAYLOAD})
)
client = Client(cast(ClientSession, cli))
answer_sdp = await client.offer_stream_id(
"stream_id", OFFER_SDP, RTSP_URL, channel_data={"insecure_skip_verify": True}
)
assert answer_sdp == ANSWER_SDP
requests = cli.server.app["request"]
assert requests == [
"/stream",
]
assert cli.server.app["request-post"] == [
{
"url": "rtsps://example",
"sdp64": "dj0wDQpvPWNhcm9sIDI4OTA4NzY0ODcyIDI4OTA4NzY0ODcyIElOIElQNCAxMDAuMy42LjYNCi4uLg==",
"insecure_skip_verify": "True",
}
]
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