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Introduction to Testing

Explore the fundamentals of unit and integration testing in Deno. Learn to write focused tests, run the application with test requests, and apply these methods to ensure your Deno web app is robust and maintainable.

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Chapter overview

Code isn’t created until the respective tests have been written. After reading the previous chapters, we can probably agree on that statement. However, we might be wondering, why haven’t we written any tests? Fair enough.

We chose not to do this because we believe it would make the content harder to absorb. Since we wanted to focus on learning Deno while building an application, we decided not to do this. ...