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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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Don't let this gap widen
Sans maîtrise des tests automatisés JavaScript, 70 % des bugs en production passent inaperçus, provoquant des crashes qui ruinent l'expérience utilisateur et la réputation de votre site.
Les entreprises perdent en moyenne 25 000 € par an en temps de débogage correctif et retards de déploiement, avec des erreurs front-end coûtant 100 fois plus cher à fixer en prod qu'en développement.
60 % des incidents de sécurité web sont liés à un code JavaScript mal testé, exposant votre business à des failles critiques et des pertes clients massives.
Chaque mois sans ces compétences, votre carrière patine pendant que les équipes agiles dominent le marché.
The Maîtriser les tests automatisés JavaScript avec Mocha : Formation complète 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 Maîtriser les tests automatisés JavaScript avec Mocha : Formation complète 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 Maîtriser les tests automatisés JavaScript avec Mocha : Formation complète 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.
Panorama des stratégies de test (unitaire, intégration, end-to-end). Pourquoi tester son code ? Présentation de Mocha, installation sur différents environnements, structure d’un test (describe, it), premiers cas pratiques. Utilisation des assertions natives et introduction à Chai pour des tests expressifs. Exercices pratiques : écrire et exécuter ses premiers tests.
Structurer ses suites de tests, gestion des hooks (before, after, beforeEach, afterEach), bonnes pratiques de modularisation. Utilisation de Chai pour élargir les assertions. Introduction aux spies, stubs et mocks avec Sinon.js. Gérer les tests asynchrones (promesses, async/await, callbacks). Exercices pratiques approfondis.
Analyser la couverture de code avec Istanbul (nyc). Intégrer Mocha dans une chaîne d’intégration continue (GitHub Actions, GitLab CI…). Automatiser les tests au sein du projet. Lecture et interprétation des rapports. Études de cas et mise en pratique sur des projets réels, diagnostic d’erreurs fréquentes et bonnes pratiques pour la maintenance des tests.
Target audience
Développeurs et intégrateurs web souhaitant améliorer la qualité de leur code JavaScript par les tests automatisés
Prerequisites
Maîtrise des fondamentaux JavaScript (ES6 minimum), notions de Node.js recommandées
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