openpencil/tests/engine/tauri/mcp-spawn.test.ts
2026-05-19 12:03:21 +03:00

67 lines
2.2 KiB
TypeScript

import { afterEach, describe, expect, test, vi } from 'bun:test'
import { spawnMCPIfNeeded } from '@/app/automation/mcp/spawn'
import { clearTauriMocks, installTauriMockWindow, mockTauriIPC } from '#tests/helpers/tauri/mocks'
afterEach(async () => {
await clearTauriMocks()
vi.restoreAllMocks()
Reflect.deleteProperty(globalThis, 'window')
Reflect.deleteProperty(globalThis, 'navigator')
Reflect.deleteProperty(globalThis, 'location')
})
describe('Tauri MCP spawning', () => {
test('spawns MCP server with shell plugin when health check is missing', async () => {
installTauriMockWindow()
Object.assign(globalThis.window, { location: { origin: 'tauri://localhost' } })
Object.defineProperty(globalThis, 'navigator', {
configurable: true,
value: { platform: 'MacIntel' }
})
let healthChecks = 0
vi.spyOn(globalThis, 'fetch').mockImplementation(async () => {
healthChecks += 1
if (healthChecks === 1) return new Response('', { status: 404 })
return new Response(
JSON.stringify({ status: 'ok', version: '0.0.0-test', token: 'server-token' }),
{
status: 200
}
)
})
let onEvent: ((event: unknown) => void) | null = null
const calls: Array<{ cmd: string; args: unknown }> = []
await mockTauriIPC((cmd, args) => {
calls.push({ cmd, args })
if (cmd === 'plugin:shell|spawn') {
onEvent = (args as { onEvent: { onmessage: (event: unknown) => void } }).onEvent.onmessage
return 77
}
return null
})
const handle = await spawnMCPIfNeeded()
onEvent?.({ event: 'Stderr', payload: [119, 97, 114, 110] })
handle?.disconnect()
await Promise.resolve()
expect(handle?.authToken).toBe('server-token')
expect(calls[0]?.cmd).toBe('plugin:shell|spawn')
expect(calls[0]?.args).toMatchObject({
program: 'openpencil-mcp-http',
args: [],
options: {
env: {
OPENPENCIL_MCP_AUTH_TOKEN: expect.any(String),
OPENPENCIL_MCP_CORS_ORIGIN: 'tauri://localhost'
}
}
})
expect(calls.at(-1)).toEqual({ cmd: 'plugin:shell|kill', args: { cmd: 'killChild', pid: 77 } })
})
})