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metamask-extension/test/e2e/fixture-server.js
Whymarrh Whitby c1e3c229bc
Fix import/order issues (#9239)
See [`import/order`](https://eslint.org/docs/rules/import/order) for more information.

This change enables `import/order` and fixes the issues raised by the rule.
2020-08-18 16:48:25 -02:30

75 lines
1.8 KiB
JavaScript

const { promises: fs } = require('fs')
const path = require('path')
const Koa = require('koa')
const CURRENT_STATE_KEY = '__CURRENT__'
const DEFAULT_STATE_KEY = '__DEFAULT__'
const FIXTURE_SERVER_HOST = 'localhost'
const FIXTURE_SERVER_PORT = 12345
class FixtureServer {
constructor () {
this._app = new Koa()
this._stateMap = new Map([
[DEFAULT_STATE_KEY, Object.create(null)],
])
this._initialStateCache = new Map()
this._app.use(async (ctx) => {
// Firefox is _super_ strict about needing CORS headers
ctx.set('Access-Control-Allow-Origin', '*')
if (this._isStateRequest(ctx)) {
ctx.body = this._stateMap.get(CURRENT_STATE_KEY)
}
})
}
async start () {
const options = {
host: FIXTURE_SERVER_HOST,
port: FIXTURE_SERVER_PORT,
exclusive: true,
}
return new Promise((resolve, reject) => {
this._server = this._app.listen(options)
this._server.once('error', reject)
this._server.once('listening', resolve)
})
}
async stop () {
if (!this._server) {
return
}
await new Promise((resolve, reject) => {
this._server.close()
this._server.once('error', reject)
this._server.once('close', resolve)
})
}
async loadState (directory) {
const statePath = path.resolve(__dirname, directory, 'state.json')
let state
if (this._initialStateCache.has(statePath)) {
state = this._initialStateCache.get(statePath)
} else {
const data = await fs.readFile(statePath)
state = JSON.parse(data.toString('utf-8'))
this._initialStateCache.set(statePath, state)
}
this._stateMap.set(CURRENT_STATE_KEY, state)
}
_isStateRequest (ctx) {
return ctx.method === 'GET' && ctx.path === '/state.json'
}
}
module.exports = FixtureServer