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import * as http from 'http';
import * as net from 'net'
import express from 'express';
type HandlerFunc = (req: express.Request, res: express.Response) => void;
export default class TestServer {
private http?: http.Server;
private app: express.Application;
constructor(
private port = 0,
private address = '127.0.0.1',
){
this.app = express();
}
handle(path: string, f: HandlerFunc): TestServer {
this.app.get(path, f);
return this;
}
receiveContent(path: string, content: string): TestServer {
this.app.get(path, (_req: express.Request, res: express.Response) => {
res.status(200).send(content)
});
return this;
}
url(path = '/'): string {
if (!this.http) {
throw new Error('http server not started');
}
const addr = this.http.address() as net.AddressInfo;
return `http://${addr.address}:${addr.port}${path}`
}
start(): Promise<void> {
if (this.http) {
throw new Error('http server already started');
}
this.http = http.createServer(this.app)
return new Promise((resolve) => {
this.http!!.listen(this.port, this.address, () => {
resolve();
})
});
}
stop(): Promise<void> {
if (!this.http) {
return Promise.resolve();
}
return new Promise((resolve) => {
this.http!!.close(() => {
this.http = undefined;
resolve();
});
})
}
}
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