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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 d'AssertJ pour des tests unitaires avancés en Java, vos assertions deviennent verbeuses et fragiles, générant jusqu'à 40% de faux positifs et multipliant les regressions invisibles.
Les développeurs perdent en moyenne 25% de leur temps – soit 10 heures par semaine – à maintenir des tests illisibles, avec un coût d'erreur estimé à 15 000 € par incident en production.
65% des pannes critiques en Java proviennent de tests unitaires inadéquats, exposant l'entreprise à des retards projets et des pertes de clients, tandis que votre carrière stagne face à des concurrents plus agiles.
Chaque trimestre sans ces compétences aggrave les risques, transformant des bugs mineurs en crises coûteuses.
The Maîtriser AssertJ : Écriture de Tests Unitaires Avancés en Java 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 AssertJ : Écriture de Tests Unitaires Avancés en Java 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 AssertJ : Écriture de Tests Unitaires Avancés en Java 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.
Découverte d’AssertJ et comparaison avec les assertions JUnit/Hamcrest. Installation dans un projet Java. Premières assertions : tests sur chaînes, nombres, booleans, dates. Bonnes pratiques pour des messages d’erreur explicites.
Manipulation et assertions précises sur List, Set, Map et tableaux. Utilisation des conditions, filtres, extractions de propriétés. Comparaison d’objets avec assertions approfondies. Gestion des exceptions et des messages d’erreur.
Création d’assertions personnalisées pour vos entités métier. Fluent Assertions. Combinaison AssertJ avec JUnit5/TestNG. Utilisation de SoftAssertions pour tester plusieurs conditions en un seul test. Cas pratiques inspirés de projets réels. Conseils pour rendre vos tests robustes, lisibles et durables.
Target audience
Développeurs Java, testeurs, ingénieurs qualité souhaitant améliorer leurs compétences en écriture de tests unitaires lisibles et efficaces.
Prerequisites
Connaissances de base en Java et principes des tests unitaires (JUnit ou TestNG).
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