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"""Tests for TaskWarrior MCP server."""
import json
import pytest
from unittest.mock import AsyncMock, MagicMock, patch
from mcp_server_taskwarrior.server import TaskWarriorServer, TaskWarriorError
class TestTaskWarriorServer:
"""Test the TaskWarriorServer class functionality."""
def test_init(self):
"""Test that the server initializes correctly."""
server = TaskWarriorServer()
assert server is not None
@pytest.mark.asyncio
async def test_run_task_command_success(self, taskwarrior_server):
"""Test successful task command execution."""
with patch('asyncio.create_subprocess_exec') as mock_subprocess:
# Mock successful subprocess
mock_process = AsyncMock()
mock_process.communicate = AsyncMock(return_value=(
b'{"test": "output"}',
b'',
))
mock_process.returncode = 0
mock_subprocess.return_value = mock_process
stdout, stderr, return_code = await taskwarrior_server._run_task_command("export")
assert return_code == 0
assert stdout == '{"test": "output"}'
assert stderr == ''
@pytest.mark.asyncio
async def test_run_task_command_failure(self, taskwarrior_server):
"""Test task command execution failure."""
with patch('asyncio.create_subprocess_exec') as mock_subprocess:
# Mock failed subprocess with a generic error (not "not found")
mock_process = AsyncMock()
mock_process.communicate = AsyncMock(return_value=(
b'',
b'Error: invalid filter expression',
))
mock_process.returncode = 1
mock_subprocess.return_value = mock_process
with pytest.raises(TaskWarriorError) as exc_info:
await taskwarrior_server._run_task_command("invalid")
assert "TaskWarrior command failed" in str(exc_info.value)
@pytest.mark.asyncio
async def test_run_task_command_not_installed(self, taskwarrior_server):
"""Test when TaskWarrior is not installed."""
with patch('asyncio.create_subprocess_exec', side_effect=FileNotFoundError()):
with pytest.raises(TaskWarriorError) as exc_info:
await taskwarrior_server._run_task_command("export")
assert "not installed" in str(exc_info.value).lower()
@pytest.mark.asyncio
async def test_list_tasks(self, taskwarrior_server):
"""Test listing tasks."""
mock_tasks = [
{"uuid": "123", "description": "Test task 1", "status": "pending"},
{"uuid": "456", "description": "Test task 2", "status": "pending"},
]
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(json.dumps(mock_tasks), '', 0)
):
tasks = await taskwarrior_server.list_tasks()
assert len(tasks) == 2
assert tasks[0]["uuid"] == "123"
@pytest.mark.asyncio
async def test_list_tasks_with_filter(self, taskwarrior_server):
"""Test listing tasks with filter."""
mock_tasks = [{"uuid": "123", "description": "Test", "status": "pending"}]
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(json.dumps(mock_tasks), '', 0)
):
tasks = await taskwarrior_server.list_tasks("project:Home")
assert len(tasks) == 1
@pytest.mark.asyncio
async def test_add_task(self, taskwarrior_server):
"""Test adding a task."""
mock_output = "Created task 1.\n\nUUID: test-uuid-123"
mock_tasks = [{"uuid": "test-uuid-123", "description": "New task", "status": "pending", "entry": "2024-01-01T00:00:00Z"}]
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(mock_output, '', 0)
), patch.object(
taskwarrior_server, 'list_tasks',
new_callable=AsyncMock,
return_value=mock_tasks
):
result = await taskwarrior_server.add_task("New task", project="Test")
assert result["description"] == "New task"
assert result["uuid"] == "test-uuid-123"
assert result["project"] == "Test"
@pytest.mark.asyncio
async def test_add_task_invalid_priority(self, taskwarrior_server):
"""Test adding a task with invalid priority."""
with pytest.raises(ValueError) as exc_info:
await taskwarrior_server.add_task("Test", priority="X")
assert "Priority must be H, M, or L" in str(exc_info.value)
@pytest.mark.asyncio
async def test_done_task(self, taskwarrior_server):
"""Test marking a task as done."""
mock_output = "Completed task test-uuid-123."
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(mock_output, '', 0)
):
result = await taskwarrior_server.done_task("test-uuid-123")
assert result["uuid"] == "test-uuid-123"
assert result["status"] == "completed"
@pytest.mark.asyncio
async def test_delete_task(self, taskwarrior_server):
"""Test deleting a task."""
mock_output = "Deleted task test-uuid-123."
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(mock_output, '', 0)
):
result = await taskwarrior_server.delete_task("test-uuid-123")
assert result["uuid"] == "test-uuid-123"
assert result["status"] == "deleted"
@pytest.mark.asyncio
async def test_manage_context_set(self, taskwarrior_server):
"""Test setting a context."""
mock_output = "Context 'work' set."
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(mock_output, '', 0)
):
result = await taskwarrior_server.manage_context("set", "work")
assert result["action"] == "set"
assert result["context"] == "work"
@pytest.mark.asyncio
async def test_manage_context_list(self, taskwarrior_server):
"""Test listing contexts."""
mock_output = "Name Type Definition\nwork read project:Work"
with patch.object(
taskwarrior_server, '_run_task_command',
new_callable=AsyncMock,
return_value=(mock_output, '', 0)
):
result = await taskwarrior_server.manage_context("list")
assert result["action"] == "list"
assert "contexts" in result
@pytest.mark.asyncio
async def test_manage_context_invalid_action(self, taskwarrior_server):
"""Test invalid context action."""
with pytest.raises(ValueError) as exc_info:
await taskwarrior_server.manage_context("invalid")
assert "Action must be one of" in str(exc_info.value)
@pytest.mark.asyncio
async def test_manage_context_set_without_name(self, taskwarrior_server):
"""Test setting context without name."""
with pytest.raises(ValueError) as exc_info:
await taskwarrior_server.manage_context("set")
assert "Context name is required" in str(exc_info.value)
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