Slack MCP Server

"""Tests for MCP resources (channels_resource, users_resource)."""

import pytest

from slack_mcp.resources import channels_resource, users_resource


@pytest.mark.asyncio
class TestChannelsResource:
    async def test_returns_csv(self, mock_slack_clients):
        bot = mock_slack_clients["bot"]
        bot.conversations_list.return_value = {
            "channels": [
                {"id": "C01", "name": "general", "is_private": False, "num_members": 50},
                {"id": "C02", "name": "random", "is_private": False, "num_members": 30},
            ]
        }
        result = await channels_resource()
        lines = result.strip().split("\n")
        assert lines[0] == "id,name,is_private,num_members"
        assert "C01,general,False,50" in lines[1]
        assert "C02,random,False,30" in lines[2]

    async def test_empty_channels(self, mock_slack_clients):
        bot = mock_slack_clients["bot"]
        bot.conversations_list.return_value = {"channels": []}
        result = await channels_resource()
        lines = result.strip().split("\n")
        assert len(lines) == 1  # header only


@pytest.mark.asyncio
class TestUsersResource:
    async def test_returns_csv(self, mock_slack_clients):
        bot = mock_slack_clients["bot"]
        bot.users_list.return_value = {
            "members": [
                {"id": "U01", "name": "alice", "real_name": "Alice Kim", "is_bot": False, "deleted": False},
                {"id": "U02", "name": "bot1", "real_name": "Bot One", "is_bot": True, "deleted": False},
            ]
        }
        result = await users_resource()
        lines = result.strip().split("\n")
        assert lines[0] == "id,name,real_name,is_bot,deleted"
        assert "U01,alice,Alice Kim,False,False" in lines[1]
        assert "U02,bot1,Bot One,True,False" in lines[2]

    async def test_empty_members(self, mock_slack_clients):
        bot = mock_slack_clients["bot"]
        bot.users_list.return_value = {"members": []}
        result = await users_resource()
        lines = result.strip().split("\n")
        assert len(lines) == 1  # header only