Files
deepseek-harness/packages/client/connection/tests/http-bridge.spec.ts
T

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TypeScript

import { EventEmitter } from 'node:events'
import { Readable } from 'node:stream'
import type { IncomingMessage, ServerResponse } from 'node:http'
import { describe, expect, it } from 'vitest'
import { bridge } from '../src/http-bridge.ts'
describe('HTTP bridge abort', () => {
it('aborts a pending native picker request when the browser disconnects', async () => {
const body = JSON.stringify({
type: 'client-request', rpcId: 'picker-1', method: 'host.pickDirectory', payload: {},
})
const request = Readable.from([Buffer.from(body)]) as unknown as IncomingMessage
Object.assign(request, {
url: '/api/host.pickDirectory',
method: 'POST',
headers: { 'content-type': 'application/json' },
})
const response = Object.assign(new EventEmitter(), {
writableEnded: false,
writeHead() { return this },
write() { return true },
end() { this.writableEnded = true; return this },
}) as unknown as ServerResponse
let resolveStarted!: () => void
const started = new Promise<void>((resolve) => { resolveStarted = resolve })
let carrierSignal: AbortSignal | undefined
const pending = bridge(request, response, {
fetch: async (input) => {
const fetchRequest = input as Request
carrierSignal = fetchRequest.signal
resolveStarted()
if (!fetchRequest.signal.aborted) {
await new Promise<void>((resolve) => {
fetchRequest.signal.addEventListener('abort', () => { resolve() }, { once: true })
})
}
return Response.json({ aborted: fetchRequest.signal.aborted })
},
})
await started
response.emit('close')
await pending
expect(carrierSignal?.aborted).toBe(true)
})
})