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1. HOW TO DEBUG NODE JS VISUAL STUDIO CODE HOW TO
2. HOW TO DEBUG NODE JS VISUAL STUDIO CODE INSTALL
3. HOW TO DEBUG NODE JS VISUAL STUDIO CODE CODE

HOW TO DEBUG NODE JS VISUAL STUDIO CODE CODE

Restart the server when you did changes to your code using the Debug views restart button: … then send the …/Books request again to stop there. For example, add one to line 10 of our srv/cat-service.js by clicking in the gutter as shown here: You can add and stop at breakpoints in your service implementations. To run services, just open the Integrated Terminal in VS Code and use one of the cds serve variants, for example, use cds watch to automatically react on changes.Īlternatively, you can use the preconfigured tasks or launch configurations you get when creating a project with cds init.įor example, in the Debug view launch cds run with the green arrow button:

HOW TO DEBUG NODE JS VISUAL STUDIO CODE INSTALL

Install Visual Studio Code and launch it.Visual Studio Code Install Visual Studio Code In Chrome browser, just open chrome://inspect and click Inspect.In VS Code, use the Debug: Attach to Node Process command.If you executed cds watch on a standalone terminal, you can still attach a Node.js debugger to the process. If you do this in VS Code’s integrated terminal with the ‘Auto Attach’ feature enabled, debugging starts right away: Similarly, debug-brk will start debug mode, but pause the application at the first line, so that you can debug bootstrap code. This restarts the application in debug mode. Use cds repl to live-interact with Node.js APIs.Use cds env to inspect currently effective config settings.Use cds add to gradually add features to projects.Use cds help or cds ? to get specific help.Use cds help to see an overview of all commands.

Use cds version to get information about your installed package version.I also activated –bail so that Mocha terminates the run after the first failed test. The timout is set to 5000 milliseconds, whereas you could also write 5s. The user-interface is set to BDD – Behavior Driven Development (which is the default) as I use describe(), it(), before(), after(), beforeEach(), and afterEach()in my tests. Install it locally in your project with npm install -D ts-node TypeScript Node is a NPM package which is used internally for module resolution. require ts-node/registerĪs I have written my unit tests in TypeScript, they have to be transpiled to JavaScript first with ts-node/register. So if you put it there, you can omit the –opts property. Mocha configuration fileĪs you have seen in the upper code snippets, I did not set the arguments directly in the launch scripts but defined them externally in a mocha.opts file.īy default, Mocha looks for this file in a folder called test. Thereby, the currently active file in VS Code is executed. If you want to run all Mocha tests in a specific folder, you can use the following configuration. It lists all configurations and lets you add new configurations or edit existing ones. In the following, we will fill the configurations property. Initially, the empty launch.json file looks like this: Go to the Debug view (CTRL+Shift+D) and select “Add Configuration” in the “No Configurations” dropdown. vscode folder in your projects root level. To debug your Mocha unit tests in Visual Studio Code, we first have to create a launch.json file in the. Mocha is a JavaScript test framework running on Node.js and in the browser.

HOW TO DEBUG NODE JS VISUAL STUDIO CODE HOW TO

The following write-up gives a short introduction on how to setup Mocha and how to easily run all unit tests or only a single one in Visual Studio Code. Mocha is a testing library, created to be simple, extensible, and fast.