How To Install chai on Debian 10

Learn how to install chai on Debian 10 with this tutorial. chai is assertion library for Node.js

Introduction

In this tutorial we learn how to install chai on Debian 10.

What is chai

chai is:

Chai is a BDD / TDD assertion library for Node.js and the browser that can be delightfully paired with any javascript testing framework. This library is test framework agnostic.

Test-driven development (TDD) is a software development process that relies on the repetition of a very short development cycle: requirements are turned into very specific test cases, then the software is improved to pass the new tests

BDD of Behavior-Driven Development is an extension of test-driven development that makes use of a simple, domain-specific scripting language (DSL). These DSLs convert structured natural language statements into executable tests.

Node.js is an event-based server-side JavaScript engine.

There are three methods to install chai on Debian 10. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install chai Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install chai using apt-get by running the following command:

sudo apt-get -y install chai

Install chai Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install chai using apt by running the following command:

sudo apt -y install chai

Install chai Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install chai using aptitude by running the following command:

sudo aptitude -y install chai

How To Uninstall chai on Debian 10

To uninstall only the chai package we can use the following command:

sudo apt-get remove chai

Uninstall chai And Its Dependencies

To uninstall chai and its dependencies that are no longer needed by Debian 10, we can use the command below:

sudo apt-get -y autoremove chai

Remove chai Configurations and Data

To remove chai configuration and data from Debian 10 we can use the following command:

sudo apt-get -y purge chai

Remove chai configuration, data, and all of its dependencies

We can use the following command to remove chai configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge chai

Dependencies

chai have the following dependencies:

References

Summary

In this tutorial we learn how to install chai package on Debian 10 using different package management tools: apt, apt-get and aptitude.