• This 1. part is intended to explain test assertions, show examples of unit tests and also how to automate tests.
• 2. part shows how to test different FE libraries

• Tests are written using vitest using Jest like assertions.

• Tests are executed automatically on GitHub using checks.yml workflow

• Tests are executed automatically before every git push to the remote repository via pre-push Git Hook using Husky

• For every git commit there is automatically being run (via pre-commit) ESLint that might do some more code improvements and also format code using Prettier

• All git message are validated by commitlint via commit-msg

  • If your git commit -m "..." fails with husky - commit-msg script failed (code 1), please refer to Conventional Commits and read how professionals write commit messages

• Run npm i in the project root to install vitest

• playground - Explains and gives examples of how basic assertions works
• utils - Includes code samples with test coverage and some practical exercises

Please check out list of examples here.