How to use imported function inside page.evaluate in Puppeteer with Jest?

Question

I have a TypeScript project that uses Jest for unit tests and have just added Puppeteer to the mix with the intention to run some tests on the client. It works fine, unless I tr

Answer 1

you can do like this before you invoke the evaluate function :

await page.exposeFunction("applyHdpiOverrides",applyHdpiOverrides);
await page.exposeFunction("createHdpiCanvas",createHdpiCanvas);

and now your window will recognize these functions