Jest Course
This course teaches practical Jest testing for JavaScript, covering setup, unit tests, mocking, and best practices for reliable code.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This practical Jest course guides you in establishing a testing setup, crafting straightforward unit tests, and building testable JavaScript components with stable APIs. You will apply testing to task handling functions, date tools, and time-based operations via mocks, spies, and timers, while enhancing test effectiveness through proper organisation, coverage, and continuous integration for dependable, easy-to-maintain code.
Elevify advantages
Develop skills
- Master Jest configuration: set up projects, scripts, matchers, and monitoring mode quickly.
- Test core logic: check task creation, switching, deletion, and sorting using Jest.
- Mock effectively: apply jest.fn, jest.spyOn, and jest.mock for tidy tests.
- Test dates securely: simulate Date, timers, and scenarios such as leap years and UTC.
- Deliver strong code: boost coverage, CI links, and sustainable test collections.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
As suas aulas são perfeitas. Adquiri o pacote de um ano e, finalmente, tenho a oportunidade de acompanhar diversos temas do meu interesse sem precisar mudar de plataforma... agradeço por tudo o que fazem, já recomendei vocês a outras pessoas...

Giulio CarloAluno de Marketing Digital
Eu gosto de como as lições são direto ao ponto e como eu consigo alterar capítulos e pular conteúdos que não preciso.

Mariana FerresAluna de Fotografia
Gosto do conteúdo e do modo de apresentação e transcrição de vídeos, o que acelera o processo!

Luciana AlvarengaAluna de Design de Unhas
A plataforma é rápida, simples de usar. A diversidade de conteúdo e os vídeos complementares ajudam muito no aprendizado.

Giulio CarloAluno de Engenharia de Prompt
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