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Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Without mastering Vitest, your JavaScript tests remain slow and unstable, generating 40% of production bugs according to State of JS studies, stretching deployment cycles by 2-3 days per sprint, and inflating maintenance costs by 50% due to constant false positives.
Imagine losing hours on outdated tools like Jest, while competitors deploy 4x faster with reliable coverage and seamless CI/CD, risking customer losses and delays on critical projects.
The Vitest Training - Advanced Fast and High-Performance JS Tests training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Vitest Training - Advanced Fast and High-Performance JS Tests training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Vitest Training - Advanced Fast and High-Performance JS Tests training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Dive into Vitest with advanced configuration for Vite projects, creation of complex mocks for APIs and external modules, in-depth tests on React hooks and interactive components via concrete exercises, performance optimization for ultra-fast test suites, seamless integration into GitHub Actions or Jenkins, generation of detailed coverage reports and deployable test deliverables, while debugging real cases to boost your productivity.
Target audience
Senior JavaScript developers, software quality engineers, technical leads upskilling on optimized testing.
Prerequisites
Mastery of JavaScript ES6+, experience with Vite or similar bundler, practice with unit tests using Jest.
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