log( "CHILD: url received from parent process", url) Ĭonst browser = await puppeteer. The code snippet below is a simple example of running parallel downloads with Puppeteer.Ĭonst downloadPath = path. 💡 If you are not familiar with how child process work in Node I highly encourage you to give this article a read. We can combine the child process module with our Puppeteer script and download files in parallel. Previous versions of percy/puppeteer are incompatible with what is described in this document. These docs apply to version v2.0.0 or later. Child process is how Node.js handles parallel programming. percy-puppeteer on GitHub Setup If youre not ready to integrate Percy, check out our 2-minute Puppeteer testing tutorial and example app with Percy for Puppeteer already added. We can fork multiple child_proces in Node. The meaning of PUPPETEER is one who manipulates puppets. Our CPU cores can run multiple processes at the same time. 💡 Learn more about the single threaded architecture of node here In the file add capabilities, and connect. PDFViewer PDFDownloadLink BlobProvider You can checkout the docs for more details on what each component above does, Basically the components about help you create pdf using JSXesques syntax.
Step 1: Configure Once tests execution on your machine are successful, you can execute the same tests on BrowserStack with minor changes listed below. Therefore if we have to download 10 files each 1 gigabyte in size and each requiring about 3 mins to download then with a single process we will have to wait for 10 x 3 = 30 minutes for the task to finish. Refer to our official Puppeteer docs for detailed steps. It can only execute one process at a time. If you have Node.js installed, all you need to do is save the code to the file MyServer.js and run it in your shell with node MyServer.js. You see Node.js in its core is a single-threaded system. However, if you have to download multiple large files things start to get complicated. In this next part, we will dive deep into some of the advanced concepts.
0 kommentar(er)
