Building a Back-End Application with NestJS/

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Unit Testing for the Unregistered Email Scenario During Sign-In

Unit Testing for the Unregistered Email Scenario During Sign-In

Learn how to write a unit test for the signIn method when the user provides an email that doesn’t exist in the database.

We'll cover the following...

After completing unit tests for the signUp method, our next step is to address various scenarios for our signIn method. Here is a list of scenarios we will cover:

  • Unregistered email: We will ensure that the signIn method throws an UnauthorizedException if the email provided during the sign-in process does not exist in our system.

  • Invalid password: We will ensure that the signIn method throws an UnauthorizedException if the ...