feat: create tests for all currect functionality and add get available tags router

ref: N25B-334
This commit is contained in:
Björn Otgaar
2025-12-04 16:33:27 +01:00
parent fe4a060188
commit 531526f7bc
4 changed files with 769 additions and 8 deletions

View File

@@ -6,7 +6,7 @@ import zmq.asyncio as azmq
from control_backend.agents import BaseAgent
from control_backend.core.agent_system import InternalMessage
from control_backend.core.config import settings
from control_backend.schemas.ri_message import GestureCommand
from control_backend.schemas.ri_message import GestureCommand, RIEndpoint
class RobotGestureAgent(BaseAgent):
@@ -36,7 +36,9 @@ class RobotGestureAgent(BaseAgent):
gesture_data=None,
):
if gesture_data is None:
gesture_data = []
self.gesture_data = []
else:
self.gesture_data = gesture_data
super().__init__(name)
self.address = address
self.bind = bind
@@ -65,8 +67,10 @@ class RobotGestureAgent(BaseAgent):
self.subsocket = context.socket(zmq.SUB)
self.subsocket.connect(settings.zmq_settings.internal_sub_address)
self.subsocket.setsockopt(zmq.SUBSCRIBE, b"command")
# This one
self.subsocket.setsockopt(zmq.SUBSCRIBE, b"send_gestures")
self.add_behavior(self._zmq_command_loop())
self.add_behavior(self._fetch_gestures_loop())
self.logger.info("Finished setting up %s", self.name)
@@ -87,6 +91,14 @@ class RobotGestureAgent(BaseAgent):
"""
try:
gesture_command = GestureCommand.model_validate_json(msg.body)
if gesture_command.endpoint == RIEndpoint.GESTURE_TAG:
if gesture_command.data not in self.availableTags():
self.logger.warning(
"Received gesture tag '%s' which is not in available tags. Early returning",
gesture_command.data,
)
return
await self.pubsocket.send_json(gesture_command.model_dump())
except Exception:
self.logger.exception("Error processing internal message.")
@@ -99,15 +111,63 @@ class RobotGestureAgent(BaseAgent):
"""
while self._running:
try:
_, body = await self.subsocket.recv_multipart()
topic, body = await self.subsocket.recv_multipart()
# Don't process send_gestures here
if topic != b"command":
continue
body = json.loads(body)
message = GestureCommand.model_validate(body)
await self.pubsocket.send_json(message.model_dump())
gesture_command = GestureCommand.model_validate(body)
if gesture_command.endpoint == RIEndpoint.GESTURE_TAG:
if gesture_command.data not in self.availableTags():
self.logger.warning(
"Received gesture tag '%s' which is not in available tags.\
Early returning",
gesture_command.data,
)
continue
await self.pubsocket.send_json(gesture_command.model_dump())
except Exception:
self.logger.exception("Error processing ZMQ message.")
async def _fetch_gestures_loop(self):
"""
Loop to handle fetching gestures received via ZMQ (e.g., from the UI).
Listens on the 'send_gestures' topic, and returns a list on the get_gestures topic.
"""
while self._running:
try:
topic, body = await self.subsocket.recv_multipart()
# Don't process commands here
if topic != b"send_gestures":
continue
try:
body = json.loads(body)
except json.JSONDecodeError:
body = None
# We could have the body be the nummer of gestures you want to fetch or something.
amount = None
if isinstance(body, int):
amount = body
tags = self.availableTags()[:amount] if amount else self.availableTags()
response = json.dumps({"tags": tags}).encode()
await self.pubsocket.send_multipart(
[
b"get_gestures",
response,
]
)
except Exception:
self.logger.exception("Error fetching gesture tags.")
def availableTags(self):
"""
Returns the available gesture tags.

View File

@@ -58,6 +58,45 @@ async def ping(request: Request):
pass
@router.get("/get_available_gesture_tags")
async def get_available_gesture_tags(request: Request):
"""
Endpoint to retrieve the available gesture tags for the robot.
:param request: The FastAPI request object.
:return: A list of available gesture tags.
"""
sub_socket = Context.instance().socket(zmq.SUB)
sub_socket.connect(settings.zmq_settings.internal_sub_address)
sub_socket.setsockopt(zmq.SUBSCRIBE, b"get_gestures")
pub_socket: Socket = request.app.state.endpoints_pub_socket
topic = b"send_gestures"
# TODO: Implement a way to get a certain ammount from the UI, rather than everything.
amount = None
timeout = 5 # seconds
await pub_socket.send_multipart([topic, amount.to_bytes(4, "big") if amount else b""])
try:
_, body = await asyncio.wait_for(sub_socket.recv_multipart(), timeout=timeout)
except TimeoutError:
body = b"tags: []"
logger.debug("got timeout error fetching gestures")
# Handle empty response and JSON decode errors
available_tags = []
if body:
try:
available_tags = json.loads(body).get("tags", [])
except json.JSONDecodeError as e:
logger.error(f"Failed to parse gesture tags JSON: {e}, body: {body}")
# Return empty list on JSON error
available_tags = []
return {"available_gesture_tags": available_tags}
@router.get("/ping_stream")
async def ping_stream(request: Request):
"""

View File

@@ -0,0 +1,392 @@
import json
from unittest.mock import AsyncMock, MagicMock
import pytest
import zmq
from control_backend.agents.actuation.robot_gesture_agent import RobotGestureAgent
from control_backend.core.agent_system import InternalMessage
from control_backend.schemas.ri_message import RIEndpoint
@pytest.fixture
def zmq_context(mocker):
"""Mock the ZMQ context."""
mock_context = mocker.patch(
"control_backend.agents.actuation.robot_gesture_agent.azmq.Context.instance"
)
mock_context.return_value = MagicMock()
return mock_context
@pytest.mark.asyncio
async def test_setup_bind(zmq_context, mocker):
"""Setup binds and subscribes to internal commands."""
fake_socket = zmq_context.return_value.socket.return_value
agent = RobotGestureAgent("robot_gesture", address="tcp://localhost:5556", bind=True)
settings = mocker.patch("control_backend.agents.actuation.robot_gesture_agent.settings")
settings.zmq_settings.internal_sub_address = "tcp://internal:1234"
agent.add_behavior = MagicMock()
await agent.setup()
# Check PUB socket binding
fake_socket.bind.assert_any_call("tcp://localhost:5556")
# Check SUB socket connection and subscriptions
fake_socket.connect.assert_any_call("tcp://internal:1234")
fake_socket.setsockopt.assert_any_call(zmq.SUBSCRIBE, b"command")
fake_socket.setsockopt.assert_any_call(zmq.SUBSCRIBE, b"send_gestures")
# Check behavior was added
agent.add_behavior.assert_called() # Twice, even.
@pytest.mark.asyncio
async def test_setup_connect(zmq_context, mocker):
"""Setup connects when bind=False."""
fake_socket = zmq_context.return_value.socket.return_value
agent = RobotGestureAgent("robot_gesture", address="tcp://localhost:5556", bind=False)
settings = mocker.patch("control_backend.agents.actuation.robot_gesture_agent.settings")
settings.zmq_settings.internal_sub_address = "tcp://internal:1234"
agent.add_behavior = MagicMock()
await agent.setup()
# Check PUB socket connection (not binding)
fake_socket.connect.assert_any_call("tcp://localhost:5556")
fake_socket.connect.assert_any_call("tcp://internal:1234")
# Check behavior was added
agent.add_behavior.assert_called() # Twice, actually.
@pytest.mark.asyncio
async def test_handle_message_sends_valid_gesture_command():
"""Internal message with valid gesture tag is forwarded to robot pub socket."""
pubsocket = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.pubsocket = pubsocket
payload = {
"endpoint": RIEndpoint.GESTURE_TAG,
"data": "hello", # "hello" is in availableTags
}
msg = InternalMessage(to="robot", sender="tester", body=json.dumps(payload))
await agent.handle_message(msg)
pubsocket.send_json.assert_awaited_once()
@pytest.mark.asyncio
async def test_handle_message_sends_non_gesture_command():
"""Internal message with non-gesture endpoint is not handled by this agent."""
pubsocket = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.pubsocket = pubsocket
payload = {"endpoint": "some_other_endpoint", "data": "invalid_tag_not_in_list"}
msg = InternalMessage(to="robot", sender="tester", body=json.dumps(payload))
await agent.handle_message(msg)
pubsocket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_handle_message_rejects_invalid_gesture_tag():
"""Internal message with invalid gesture tag is not forwarded."""
pubsocket = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.pubsocket = pubsocket
# Use a tag that's not in availableTags
payload = {"endpoint": RIEndpoint.GESTURE_TAG, "data": "invalid_tag_not_in_list"}
msg = InternalMessage(to="robot", sender="tester", body=json.dumps(payload))
await agent.handle_message(msg)
pubsocket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_handle_message_invalid_payload():
"""Invalid payload is caught and does not send."""
pubsocket = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.pubsocket = pubsocket
msg = InternalMessage(to="robot", sender="tester", body=json.dumps({"bad": "data"}))
await agent.handle_message(msg)
pubsocket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_zmq_command_loop_valid_gesture_payload():
"""UI command with valid gesture tag is read from SUB and published."""
command = {"endpoint": RIEndpoint.GESTURE_TAG, "data": "hello"}
fake_socket = AsyncMock()
async def recv_once():
# stop after first iteration
agent._running = False
return (b"command", json.dumps(command).encode("utf-8"))
fake_socket.recv_multipart = recv_once
fake_socket.send_json = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._zmq_command_loop()
fake_socket.send_json.assert_awaited_once()
@pytest.mark.asyncio
async def test_zmq_command_loop_valid_non_gesture_payload():
"""UI command with non-gesture endpoint is not handled by this agent."""
command = {"endpoint": "some_other_endpoint", "data": "anything"}
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
return (b"command", json.dumps(command).encode("utf-8"))
fake_socket.recv_multipart = recv_once
fake_socket.send_json = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._zmq_command_loop()
fake_socket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_zmq_command_loop_invalid_gesture_tag():
"""UI command with invalid gesture tag is not forwarded."""
command = {"endpoint": RIEndpoint.GESTURE_TAG, "data": "invalid_tag_not_in_list"}
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
return (b"command", json.dumps(command).encode("utf-8"))
fake_socket.recv_multipart = recv_once
fake_socket.send_json = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._zmq_command_loop()
fake_socket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_zmq_command_loop_invalid_json():
"""Invalid JSON is ignored without sending."""
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
return (b"command", b"{not_json}")
fake_socket.recv_multipart = recv_once
fake_socket.send_json = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._zmq_command_loop()
fake_socket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_zmq_command_loop_ignores_send_gestures_topic():
"""send_gestures topic is ignored in command loop."""
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
return (b"send_gestures", b"{}")
fake_socket.recv_multipart = recv_once
fake_socket.send_json = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._zmq_command_loop()
fake_socket.send_json.assert_not_awaited()
@pytest.mark.asyncio
async def test_fetch_gestures_loop_without_amount():
"""Fetch gestures request without amount returns all tags."""
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
return (b"send_gestures", b"{}")
fake_socket.recv_multipart = recv_once
fake_socket.send_multipart = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._fetch_gestures_loop()
fake_socket.send_multipart.assert_awaited_once()
# Check the response contains all tags
args, kwargs = fake_socket.send_multipart.call_args
assert args[0][0] == b"get_gestures"
response = json.loads(args[0][1])
assert "tags" in response
assert len(response["tags"]) > 0
# Check it includes some expected tags
assert "hello" in response["tags"]
assert "yes" in response["tags"]
@pytest.mark.asyncio
async def test_fetch_gestures_loop_with_amount():
"""Fetch gestures request with amount returns limited tags."""
fake_socket = AsyncMock()
amount = 5
async def recv_once():
agent._running = False
return (b"send_gestures", json.dumps(amount).encode())
fake_socket.recv_multipart = recv_once
fake_socket.send_multipart = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._fetch_gestures_loop()
fake_socket.send_multipart.assert_awaited_once()
args, kwargs = fake_socket.send_multipart.call_args
assert args[0][0] == b"get_gestures"
response = json.loads(args[0][1])
assert "tags" in response
assert len(response["tags"]) == amount
@pytest.mark.asyncio
async def test_fetch_gestures_loop_ignores_command_topic():
"""Command topic is ignored in fetch gestures loop."""
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
return (b"command", b"{}")
fake_socket.recv_multipart = recv_once
fake_socket.send_multipart = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._fetch_gestures_loop()
fake_socket.send_multipart.assert_not_awaited()
@pytest.mark.asyncio
async def test_fetch_gestures_loop_invalid_request():
"""Invalid request body is handled gracefully."""
fake_socket = AsyncMock()
async def recv_once():
agent._running = False
# Send a non-integer, non-JSON body
return (b"send_gestures", b"not_json")
fake_socket.recv_multipart = recv_once
fake_socket.send_multipart = AsyncMock()
agent = RobotGestureAgent("robot_gesture")
agent.subsocket = fake_socket
agent.pubsocket = fake_socket
agent._running = True
await agent._fetch_gestures_loop()
# Should still send a response (all tags)
fake_socket.send_multipart.assert_awaited_once()
def test_available_tags():
"""Test that availableTags returns the expected list."""
agent = RobotGestureAgent("robot_gesture")
tags = agent.availableTags()
assert isinstance(tags, list)
assert len(tags) > 0
# Check some expected tags are present
assert "hello" in tags
assert "yes" in tags
assert "no" in tags
# Check a non-existent tag is not present
assert "invalid_tag_not_in_list" not in tags
@pytest.mark.asyncio
async def test_stop_closes_sockets():
"""Stop method closes both sockets."""
pubsocket = MagicMock()
subsocket = MagicMock()
agent = RobotGestureAgent("robot_gesture")
agent.pubsocket = pubsocket
agent.subsocket = subsocket
await agent.stop()
pubsocket.close.assert_called_once()
subsocket.close.assert_called_once()
@pytest.mark.asyncio
async def test_initialization_with_custom_gesture_data():
"""Agent can be initialized with custom gesture data."""
custom_gestures = ["custom1", "custom2", "custom3"]
agent = RobotGestureAgent("robot_gesture", gesture_data=custom_gestures)
# Note: The current implementation doesn't use the gesture_data parameter
# in availableTags(). This test documents that behavior.
# If you update the agent to use gesture_data, update this test accordingly.
assert agent.gesture_data == custom_gestures

View File

@@ -1,7 +1,8 @@
import json
from unittest.mock import AsyncMock, MagicMock
from unittest.mock import AsyncMock, MagicMock, patch
import pytest
import zmq.asyncio
from fastapi import FastAPI
from fastapi.testclient import TestClient
@@ -26,6 +27,26 @@ def client(app):
return TestClient(app)
@pytest.fixture
def mock_zmq_context():
"""Mock the ZMQ context."""
with patch("control_backend.api.v1.endpoints.robot.Context.instance") as mock_context:
context_instance = MagicMock()
mock_context.return_value = context_instance
yield context_instance
@pytest.fixture
def mock_sockets(mock_zmq_context):
"""Mock ZMQ sockets."""
mock_sub_socket = AsyncMock(spec=zmq.asyncio.Socket)
mock_pub_socket = AsyncMock(spec=zmq.asyncio.Socket)
mock_zmq_context.socket.return_value = mock_sub_socket
return {"sub": mock_sub_socket, "pub": mock_pub_socket}
def test_receive_command_success(client):
"""
Test for successful reception of a command. Ensures the status code is 202 and the response body
@@ -69,6 +90,7 @@ def test_ping_check_returns_none(client):
assert response.json() is None
# TODO: Convert these mock sockets to the fixture.
@pytest.mark.asyncio
async def test_ping_stream_yields_ping_event(monkeypatch):
"""Test that ping_stream yields a proper SSE message when a ping is received."""
@@ -154,3 +176,251 @@ async def test_ping_stream_yields_json_values(monkeypatch):
mock_sub_socket.connect.assert_called_once()
mock_sub_socket.setsockopt.assert_called_once_with(robot.zmq.SUBSCRIBE, b"ping")
mock_sub_socket.recv_multipart.assert_awaited()
# New tests for get_available_gesture_tags endpoint
@pytest.mark.asyncio
async def test_get_available_gesture_tags_success(client, monkeypatch):
"""
Test successful retrieval of available gesture tags.
"""
# Arrange
mock_sub_socket = AsyncMock()
mock_sub_socket.connect = MagicMock()
mock_sub_socket.setsockopt = MagicMock()
# Simulate a response with gesture tags
response_data = {"tags": ["wave", "nod", "point", "dance"]}
mock_sub_socket.recv_multipart = AsyncMock(
return_value=[b"get_gestures", json.dumps(response_data).encode()]
)
mock_context = MagicMock()
mock_context.socket.return_value = mock_sub_socket
monkeypatch.setattr(robot.Context, "instance", lambda: mock_context)
mock_pub_socket = AsyncMock()
client.app.state.endpoints_pub_socket = mock_pub_socket
# Mock settings
mock_settings = MagicMock()
mock_settings.zmq_settings.internal_sub_address = "tcp://localhost:5555"
monkeypatch.setattr(robot, "settings", mock_settings)
# Mock logger to avoid actual logging
mock_logger = MagicMock()
monkeypatch.setattr(robot.logger, "debug", mock_logger)
# Act
response = client.get("/get_available_gesture_tags")
# Assert
assert response.status_code == 200
assert response.json() == {"available_gesture_tags": ["wave", "nod", "point", "dance"]}
# Verify ZeroMQ interactions
mock_sub_socket.connect.assert_called_once_with("tcp://localhost:5555")
mock_sub_socket.setsockopt.assert_called_once_with(robot.zmq.SUBSCRIBE, b"get_gestures")
mock_pub_socket.send_multipart.assert_awaited_once_with([b"send_gestures", b""])
mock_sub_socket.recv_multipart.assert_awaited_once()
@pytest.mark.asyncio
async def test_get_available_gesture_tags_with_amount(client, monkeypatch):
"""
Test retrieval of gesture tags with a specific amount parameter.
This tests the TODO in the endpoint about getting a certain amount from the UI.
"""
# Arrange
mock_sub_socket = AsyncMock()
mock_sub_socket.connect = MagicMock()
mock_sub_socket.setsockopt = MagicMock()
# Simulate a response with gesture tags
response_data = {"tags": ["wave", "nod"]}
mock_sub_socket.recv_multipart = AsyncMock(
return_value=[b"get_gestures", json.dumps(response_data).encode()]
)
mock_context = MagicMock()
mock_context.socket.return_value = mock_sub_socket
monkeypatch.setattr(robot.Context, "instance", lambda: mock_context)
mock_pub_socket = AsyncMock()
client.app.state.endpoints_pub_socket = mock_pub_socket
# Mock settings
mock_settings = MagicMock()
mock_settings.zmq_settings.internal_sub_address = "tcp://localhost:5555"
monkeypatch.setattr(robot, "settings", mock_settings)
# Mock logger
mock_logger = MagicMock()
monkeypatch.setattr(robot.logger, "debug", mock_logger)
# Act - Note: The endpoint currently doesn't support query parameters for amount,
# but we're testing what happens if the UI sends an amount (the TODO in the code)
# For now, we test the current behavior
response = client.get("/get_available_gesture_tags")
# Assert
assert response.status_code == 200
assert response.json() == {"available_gesture_tags": ["wave", "nod"]}
# The endpoint currently doesn't use the amount parameter, so it should send empty bytes
mock_pub_socket.send_multipart.assert_awaited_once_with([b"send_gestures", b""])
@pytest.mark.asyncio
async def test_get_available_gesture_tags_timeout(client, monkeypatch):
"""
Test timeout scenario when fetching gesture tags.
"""
# Arrange
mock_sub_socket = AsyncMock()
mock_sub_socket.connect = MagicMock()
mock_sub_socket.setsockopt = MagicMock()
# Simulate a timeout
mock_sub_socket.recv_multipart = AsyncMock(side_effect=TimeoutError)
mock_context = MagicMock()
mock_context.socket.return_value = mock_sub_socket
monkeypatch.setattr(robot.Context, "instance", lambda: mock_context)
mock_pub_socket = AsyncMock()
client.app.state.endpoints_pub_socket = mock_pub_socket
# Mock settings
mock_settings = MagicMock()
mock_settings.zmq_settings.internal_sub_address = "tcp://localhost:5555"
monkeypatch.setattr(robot, "settings", mock_settings)
# Mock logger to verify debug message is logged
mock_logger = MagicMock()
monkeypatch.setattr(robot.logger, "debug", mock_logger)
# Act
response = client.get("/get_available_gesture_tags")
# Assert
assert response.status_code == 200
# On timeout, body becomes b"" and json.loads(b"") raises JSONDecodeError
# But looking at the endpoint code, it will try to parse empty bytes which will fail
# Let's check what actually happens
assert response.json() == {"available_gesture_tags": []}
# Verify the timeout was logged
mock_logger.assert_called_once_with("got timeout error fetching gestures")
# Verify ZeroMQ interactions
mock_sub_socket.connect.assert_called_once_with("tcp://localhost:5555")
mock_sub_socket.setsockopt.assert_called_once_with(robot.zmq.SUBSCRIBE, b"get_gestures")
mock_pub_socket.send_multipart.assert_awaited_once_with([b"send_gestures", b""])
mock_sub_socket.recv_multipart.assert_awaited_once()
@pytest.mark.asyncio
async def test_get_available_gesture_tags_empty_response(client, monkeypatch):
"""
Test scenario when response contains no tags.
"""
# Arrange
mock_sub_socket = AsyncMock()
mock_sub_socket.connect = MagicMock()
mock_sub_socket.setsockopt = MagicMock()
# Simulate a response with empty tags
response_data = {"tags": []}
mock_sub_socket.recv_multipart = AsyncMock(
return_value=[b"get_gestures", json.dumps(response_data).encode()]
)
mock_context = MagicMock()
mock_context.socket.return_value = mock_sub_socket
monkeypatch.setattr(robot.Context, "instance", lambda: mock_context)
mock_pub_socket = AsyncMock()
client.app.state.endpoints_pub_socket = mock_pub_socket
# Mock settings
mock_settings = MagicMock()
mock_settings.zmq_settings.internal_sub_address = "tcp://localhost:5555"
monkeypatch.setattr(robot, "settings", mock_settings)
# Act
response = client.get("/get_available_gesture_tags")
# Assert
assert response.status_code == 200
assert response.json() == {"available_gesture_tags": []}
@pytest.mark.asyncio
async def test_get_available_gesture_tags_missing_tags_key(client, monkeypatch):
"""
Test scenario when response JSON doesn't contain 'tags' key.
"""
# Arrange
mock_sub_socket = AsyncMock()
mock_sub_socket.connect = MagicMock()
mock_sub_socket.setsockopt = MagicMock()
# Simulate a response without 'tags' key
response_data = {"some_other_key": "value"}
mock_sub_socket.recv_multipart = AsyncMock(
return_value=[b"get_gestures", json.dumps(response_data).encode()]
)
mock_context = MagicMock()
mock_context.socket.return_value = mock_sub_socket
monkeypatch.setattr(robot.Context, "instance", lambda: mock_context)
mock_pub_socket = AsyncMock()
client.app.state.endpoints_pub_socket = mock_pub_socket
# Mock settings
mock_settings = MagicMock()
mock_settings.zmq_settings.internal_sub_address = "tcp://localhost:5555"
monkeypatch.setattr(robot, "settings", mock_settings)
# Act
response = client.get("/get_available_gesture_tags")
# Assert
assert response.status_code == 200
# .get("tags", []) should return empty list if 'tags' key is missing
assert response.json() == {"available_gesture_tags": []}
@pytest.mark.asyncio
async def test_get_available_gesture_tags_invalid_json(client, monkeypatch):
"""
Test scenario when response contains invalid JSON.
"""
# Arrange
mock_sub_socket = AsyncMock()
mock_sub_socket.connect = MagicMock()
mock_sub_socket.setsockopt = MagicMock()
# Simulate a response with invalid JSON
mock_sub_socket.recv_multipart = AsyncMock(return_value=[b"get_gestures", b"invalid json"])
mock_context = MagicMock()
mock_context.socket.return_value = mock_sub_socket
monkeypatch.setattr(robot.Context, "instance", lambda: mock_context)
mock_pub_socket = AsyncMock()
client.app.state.endpoints_pub_socket = mock_pub_socket
# Mock settings
mock_settings = MagicMock()
mock_settings.zmq_settings.internal_sub_address = "tcp://localhost:5555"
monkeypatch.setattr(robot, "settings", mock_settings)
# Act
response = client.get("/get_available_gesture_tags")
# Assert - invalid JSON should raise an exception
assert response.status_code == 200
assert response.json() == {"available_gesture_tags": []}