cal.pub0.org/apps/web/playwright/lib/testUtils.ts

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2022-03-08 22:40:31 +00:00
import { Page, test } from "@playwright/test";
import { createServer, IncomingMessage, ServerResponse } from "http";
export function todo(title: string) {
test.skip(title, () => {});
}
type Request = IncomingMessage & { body?: unknown };
type RequestHandlerOptions = { req: Request; res: ServerResponse };
type RequestHandler = (opts: RequestHandlerOptions) => void;
export function createHttpServer(opts: { requestHandler?: RequestHandler } = {}) {
const {
requestHandler = ({ res }) => {
res.writeHead(200, { "Content-Type": "application/json" });
res.write(JSON.stringify({}));
res.end();
},
} = opts;
const requestList: Request[] = [];
const server = createServer((req, res) => {
const buffer: unknown[] = [];
req.on("data", (data) => {
buffer.push(data);
});
req.on("end", () => {
const _req: Request = req;
// assume all incoming request bodies are json
const json = buffer.length ? JSON.parse(buffer.join("")) : undefined;
_req.body = json;
requestList.push(_req);
requestHandler({ req: _req, res });
});
});
// listen on random port
server.listen(0);
const port: number = (server.address() as any).port;
const url = `http://localhost:${port}`;
return {
port,
close: () => server.close(),
requestList,
url,
};
}
/**
* When in need to wait for any period of time you can use waitFor, to wait for your expectations to pass.
*/
export async function waitFor(fn: () => Promise<unknown> | unknown, opts: { timeout?: number } = {}) {
let finished = false;
const timeout = opts.timeout ?? 5000; // 5s
const timeStart = Date.now();
while (!finished) {
try {
await fn();
finished = true;
} catch {
if (Date.now() - timeStart >= timeout) {
throw new Error("waitFor timed out");
}
await new Promise((resolve) => setTimeout(resolve, 0));
}
}
}
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export async function selectFirstAvailableTimeSlotNextMonth(page: Page) {
await page.click('[data-testid="incrementMonth"]');
// @TODO: Find a better way to make test wait for full month change render to end
// so it can click up on the right day, also when resolve remove other todos
// Waiting for full month increment
await page.waitForTimeout(400);
await page.click('[data-testid="day"][data-disabled="false"]');
await page.click('[data-testid="time"]');
}