You asked: How do you debug Karma test cases in VS code?

How do you debug Karma test cases?

Debugging testslink

  1. Reveal the Karma browser window. …
  2. Click the DEBUG button; it opens a new browser tab and re-runs the tests.
  3. Open the browser’s “Developer Tools” ( Ctrl-Shift-I on Windows; Command-Option-I in macOS).
  4. Pick the “sources” section.
  5. Open the 1st. …
  6. Set a breakpoint in the test.

How do you debug angular test cases in Visual Studio code?

Now all you have to do is run ng test in the background. And when you need to check what is happening in a given test, all you have to do is insert a breakpoint on a given line or add debugger , press F5 and you have everything you need.

How do you debug Jasmine tests in Visual Studio code?

1 Answer

  1. Open the debug tab.
  2. Add a Chrome configuration, it’ll fill out most the fields for you. …
  3. Set breakpoint(s) in the code you want to debug.
  4. Run your the debug task which will open a chrome window to the specified port.
  5. Run your test command ( ng test ) and refresh the opened Chrome window if necessary.
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How do I debug NG test?

Start debugging

  1. Run ng test –browsers ChromeDebug.
  2. Wait for Chrome browser to start. …
  3. Set the breakpoint in one of your . …
  4. In Visual Studio Code choose Unit tests debug configuration and hit F5 (“Start Debugging” button).
  5. Press Shift+Ctrl+F5 or refresh the Chrome window to rerun the tests and hit the breakpoint.

What debugging means?

Definition: Debugging is the process of detecting and removing of existing and potential errors (also called as ‘bugs’) in a software code that can cause it to behave unexpectedly or crash. … When the bug is fixed, then the software is ready to use.

How do you debug Jasmine test cases?

Debugging Jasmine Unit tests running with Karma runner in VS Code

  1. Step 1 : Create the angular app. …
  2. Step 2 : Setting up the karma.conf.js for running tests in Chrome browser. …
  3. Step 3 : Setting up Karma.conf.js for Chrome debugging. …
  4. Step 4 : Setting up VS Code With Chrome Debugger.


How do you start a debug session in VS code?

Once you have your launch configuration set, start your debug session with F5. Alternatively you can run your configuration through the Command Palette (Ctrl+Shift+P), by filtering on Debug: Select and Start Debugging or typing ‘debug ‘ , and selecting the configuration you want to debug.

How do I debug Visual Studio?

Set a breakpoint and start the debugger

  1. To debug, you need to start your app with the debugger attached to the app process. …
  2. Press F5 (Debug > Start Debugging) or the Start Debugging button. …
  3. To start your app with the debugger attached, press F11 (Debug > Step Into).
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How do I debug a spec file?

spec. ts code for debugging – Stack Overflow.

1 Answer

  1. In a test that you cannot find, add a debugger; statement.
  2. Run ng test.
  3. When Karma is loaded in a new browser window, click the “Debug” button.
  4. Open the developer tools as soon as a new tab is opened in Chrome (reload the tab if you do this late)


How do you run Jasmine?

This should get you going quickly:

  1. Next install Jasmine. Open a command prompt and run: npm install -g jasmine.
  2. Next, cd to any directory and set up an example ‘project’: jasmine init. jasmine examples.
  3. Now run your unit tests: jasmine.


How do I check my console log in Jasmine?

The Jasmine test looks something like: it(“should test for the function_to_test’s console output”, function(){ expect(function_to_test()). toEqual(“console_output_Im_testing_for”); });

How do I start ng serve in debug mode?

Ensure that your Angular app is still running in your Terminal. Click the Play button at the top of the Debug panel. This launches an instance of Google Chrome in debug mode. In VS Code, you’ll see the Debug toolbar pop up.

What is debugging in angular?

Augury is a Chrome and Firefox DevTools extension that can be used to visualize, debug and profile Angular applications. Using Augury, you can view the component tree of Angular applications, you can view the current state of components, and you can view how components react to state changes.

How do you debug an angular application in VS code?

Debugging Angular Apps through Visual Studio Code

  1. Make sure VS Code, Google Chrome, and all the Angular parts are already installed.
  2. Install the Debugger for Chrome extension in VS Code.
  3. Create a launch. …
  4. Set an appropriate config spec in the . …
  5. Set breakpoints in the editor.
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