mirror of
https://github.com/trustgraph-ai/trustgraph.git
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373 lines
12 KiB
Python
373 lines
12 KiB
Python
"""
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Tests for Gateway Config Receiver
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"""
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import pytest
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import asyncio
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import json
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from unittest.mock import Mock, patch, MagicMock, AsyncMock
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import uuid
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from trustgraph.gateway.config.receiver import ConfigReceiver
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# Save the real method before patching
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_real_config_loader = ConfigReceiver.config_loader
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# Patch async methods at module level to prevent coroutine warnings
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ConfigReceiver.config_loader = Mock()
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def _notify(version, changes):
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msg = Mock()
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msg.value.return_value = Mock(version=version, changes=changes)
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return msg
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class TestConfigReceiver:
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"""Test cases for ConfigReceiver class"""
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def test_config_receiver_initialization(self):
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"""Test ConfigReceiver initialization"""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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assert config_receiver.backend == mock_backend
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assert config_receiver.flow_handlers == []
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assert config_receiver.flows == {}
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assert config_receiver.config_version == 0
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def test_add_handler(self):
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"""Test adding flow handlers"""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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handler1 = Mock()
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handler2 = Mock()
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config_receiver.add_handler(handler1)
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config_receiver.add_handler(handler2)
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assert len(config_receiver.flow_handlers) == 2
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assert handler1 in config_receiver.flow_handlers
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assert handler2 in config_receiver.flow_handlers
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@pytest.mark.asyncio
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async def test_on_config_notify_new_version_fetches_per_workspace(self):
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"""Notify with newer version fetches each affected workspace."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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config_receiver.config_version = 1
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fetch_calls = []
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async def mock_fetch(workspace, retry=False):
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fetch_calls.append(workspace)
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config_receiver.fetch_and_apply_workspace = mock_fetch
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msg = _notify(2, {"flow": ["ws1", "ws2"]})
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await config_receiver.on_config_notify(msg, None, None)
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assert set(fetch_calls) == {"ws1", "ws2"}
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assert config_receiver.config_version == 2
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@pytest.mark.asyncio
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async def test_on_config_notify_old_version_ignored(self):
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"""Older-version notifies are ignored."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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config_receiver.config_version = 5
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fetch_calls = []
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async def mock_fetch(workspace, retry=False):
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fetch_calls.append(workspace)
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config_receiver.fetch_and_apply_workspace = mock_fetch
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msg = _notify(3, {"flow": ["ws1"]})
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await config_receiver.on_config_notify(msg, None, None)
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assert fetch_calls == []
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@pytest.mark.asyncio
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async def test_on_config_notify_irrelevant_types_ignored(self):
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"""Notifies without flow changes advance version but skip fetch."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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config_receiver.config_version = 1
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fetch_calls = []
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async def mock_fetch(workspace, retry=False):
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fetch_calls.append(workspace)
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config_receiver.fetch_and_apply_workspace = mock_fetch
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msg = _notify(2, {"prompt": ["ws1"]})
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await config_receiver.on_config_notify(msg, None, None)
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assert fetch_calls == []
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assert config_receiver.config_version == 2
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@pytest.mark.asyncio
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async def test_on_config_notify_exception_handling(self):
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"""on_config_notify swallows exceptions from message decode."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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mock_msg = Mock()
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mock_msg.value.side_effect = Exception("Test exception")
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# Should not raise
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await config_receiver.on_config_notify(mock_msg, None, None)
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@pytest.mark.asyncio
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async def test_fetch_and_apply_workspace_starts_new_flows(self):
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"""fetch_and_apply_workspace starts newly-configured flows."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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mock_resp = Mock()
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mock_resp.error = None
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mock_resp.version = 5
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mock_resp.config = {
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"flow": {
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"flow1": '{"name": "test_flow_1"}',
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"flow2": '{"name": "test_flow_2"}',
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}
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}
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mock_client = AsyncMock()
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mock_client.request.return_value = mock_resp
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config_receiver._create_config_client = Mock(return_value=mock_client)
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start_flow_calls = []
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async def mock_start_flow(workspace, id, flow):
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start_flow_calls.append((workspace, id, flow))
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config_receiver.start_flow = mock_start_flow
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await config_receiver.fetch_and_apply_workspace("default")
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assert config_receiver.config_version == 5
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assert "flow1" in config_receiver.flows["default"]
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assert "flow2" in config_receiver.flows["default"]
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assert len(start_flow_calls) == 2
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assert all(c[0] == "default" for c in start_flow_calls)
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@pytest.mark.asyncio
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async def test_fetch_and_apply_workspace_stops_removed_flows(self):
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"""fetch_and_apply_workspace stops flows no longer configured."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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config_receiver.flows = {
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"default": {
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"flow1": {"name": "test_flow_1"},
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"flow2": {"name": "test_flow_2"},
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}
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}
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mock_resp = Mock()
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mock_resp.error = None
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mock_resp.version = 5
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mock_resp.config = {
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"flow": {
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"flow1": '{"name": "test_flow_1"}',
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}
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}
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mock_client = AsyncMock()
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mock_client.request.return_value = mock_resp
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config_receiver._create_config_client = Mock(return_value=mock_client)
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stop_flow_calls = []
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async def mock_stop_flow(workspace, id, flow):
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stop_flow_calls.append((workspace, id, flow))
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config_receiver.stop_flow = mock_stop_flow
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await config_receiver.fetch_and_apply_workspace("default")
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assert "flow1" in config_receiver.flows["default"]
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assert "flow2" not in config_receiver.flows["default"]
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assert len(stop_flow_calls) == 1
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assert stop_flow_calls[0][:2] == ("default", "flow2")
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@pytest.mark.asyncio
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async def test_fetch_and_apply_workspace_with_no_flows(self):
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"""Empty workspace config clears any local flow state."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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mock_resp = Mock()
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mock_resp.error = None
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mock_resp.version = 1
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mock_resp.config = {}
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mock_client = AsyncMock()
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mock_client.request.return_value = mock_resp
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config_receiver._create_config_client = Mock(return_value=mock_client)
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await config_receiver.fetch_and_apply_workspace("default")
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assert config_receiver.flows.get("default", {}) == {}
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assert config_receiver.config_version == 1
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@pytest.mark.asyncio
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async def test_start_flow_with_handlers(self):
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"""start_flow fans out to every registered flow handler."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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handler1 = Mock()
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handler1.start_flow = AsyncMock()
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handler2 = Mock()
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handler2.start_flow = AsyncMock()
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config_receiver.add_handler(handler1)
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config_receiver.add_handler(handler2)
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flow_data = {"name": "test_flow", "steps": []}
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await config_receiver.start_flow("default", "flow1", flow_data)
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handler1.start_flow.assert_awaited_once_with(
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"default", "flow1", flow_data
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)
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handler2.start_flow.assert_awaited_once_with(
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"default", "flow1", flow_data
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)
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@pytest.mark.asyncio
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async def test_start_flow_with_handler_exception(self):
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"""Handler exceptions in start_flow do not propagate."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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handler = Mock()
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handler.start_flow = AsyncMock(side_effect=Exception("Handler error"))
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config_receiver.add_handler(handler)
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flow_data = {"name": "test_flow", "steps": []}
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# Should not raise
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await config_receiver.start_flow("default", "flow1", flow_data)
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handler.start_flow.assert_awaited_once_with(
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"default", "flow1", flow_data
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)
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@pytest.mark.asyncio
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async def test_stop_flow_with_handlers(self):
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"""stop_flow fans out to every registered flow handler."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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handler1 = Mock()
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handler1.stop_flow = AsyncMock()
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handler2 = Mock()
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handler2.stop_flow = AsyncMock()
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config_receiver.add_handler(handler1)
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config_receiver.add_handler(handler2)
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flow_data = {"name": "test_flow", "steps": []}
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await config_receiver.stop_flow("default", "flow1", flow_data)
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handler1.stop_flow.assert_awaited_once_with(
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"default", "flow1", flow_data
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)
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handler2.stop_flow.assert_awaited_once_with(
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"default", "flow1", flow_data
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)
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@pytest.mark.asyncio
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async def test_stop_flow_with_handler_exception(self):
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"""Handler exceptions in stop_flow do not propagate."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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handler = Mock()
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handler.stop_flow = AsyncMock(side_effect=Exception("Handler error"))
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config_receiver.add_handler(handler)
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flow_data = {"name": "test_flow", "steps": []}
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# Should not raise
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await config_receiver.stop_flow("default", "flow1", flow_data)
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handler.stop_flow.assert_awaited_once_with(
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"default", "flow1", flow_data
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)
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@patch('asyncio.create_task')
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@pytest.mark.asyncio
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async def test_start_creates_config_loader_task(self, mock_create_task):
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"""Test start method creates config loader task"""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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mock_task = Mock()
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mock_create_task.return_value = mock_task
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await config_receiver.start()
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mock_create_task.assert_called_once()
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@pytest.mark.asyncio
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async def test_fetch_and_apply_workspace_mixed_flow_operations(self):
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"""fetch_and_apply_workspace adds, keeps and removes flows in one pass."""
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mock_backend = Mock()
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config_receiver = ConfigReceiver(mock_backend)
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config_receiver.flows = {
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"default": {
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"flow1": {"name": "test_flow_1"},
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"flow2": {"name": "test_flow_2"},
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}
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}
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mock_resp = Mock()
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mock_resp.error = None
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mock_resp.version = 5
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mock_resp.config = {
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"flow": {
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"flow2": '{"name": "test_flow_2"}',
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"flow3": '{"name": "test_flow_3"}',
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}
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}
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mock_client = AsyncMock()
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mock_client.request.return_value = mock_resp
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config_receiver._create_config_client = Mock(return_value=mock_client)
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start_calls = []
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stop_calls = []
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async def mock_start_flow(workspace, id, flow):
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start_calls.append((workspace, id, flow))
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async def mock_stop_flow(workspace, id, flow):
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stop_calls.append((workspace, id, flow))
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config_receiver.start_flow = mock_start_flow
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config_receiver.stop_flow = mock_stop_flow
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await config_receiver.fetch_and_apply_workspace("default")
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ws_flows = config_receiver.flows["default"]
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assert "flow1" not in ws_flows
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assert "flow2" in ws_flows
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assert "flow3" in ws_flows
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assert len(start_calls) == 1
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assert start_calls[0][:2] == ("default", "flow3")
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assert len(stop_calls) == 1
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assert stop_calls[0][:2] == ("default", "flow1")
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