Dec 21, 2025 · 5 min read · For a long time, unit testing was the most ignored part of my React learning journey. Not because I didn’t care about quality — but because testing always felt abstract.Most tutorials showed isolated examples that didn’t resemble real applications. S...
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Aug 16, 2025 · 8 min read · Target audience: senior developers looking for a repeatable pattern for Context/Provider, with hook tests, reusable mocks, clean component tests, and taking advantage of TypeScript features. Primary goal: Give senior engineers a copy‑pasteable Conte...
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Aug 6, 2025 · 5 min read · React Hooks changed the way we compose components, but testing them can be a mess—especially if you're using asynchronous data, having side effects that require cleanup logic, or need to check dependencies from React Context. The react-hooks-testing-...
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May 5, 2025 · 4 min read · When developing healthcare applications, precision isn't just a nice-to-have—it's critical. This article explores how I discovered a subtle but dangerous flaw in the standard HTML number input and built a custom React solution that maintains data int...
Join discussionMar 28, 2025 · 6 min read · This article is a summary of namaste react's testing lesson so that whenever I need to refresh on this topic I can just run it by quickly. We will start everything from scratch so that we know what's going on behind the scenes. And yes, the title is ...
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Feb 25, 2025 · 8 min read · What is Testing? So, Testing in software development refers to analyzing your code and ensuring that it does not break in any scenarios or edge cases that are difficult to recognize during development. By testing the application, we ensure that it wi...
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Jan 22, 2025 · 4 min read · Implementing a robust testing strategy is crucial for ensuring the reliability and maintainability of your React applications. This comprehensive guide will walk you through the various types of testing, setting up your environment with Jest and Reac...
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Dec 31, 2024 · 1 min read · Some questions that came up while working on Jest. Difference between mockClear, mockReset, mockRestore mockClear clears the call history of a mock. const mockFn = jest.fn(); mockFn(); // call 1 mockFn(); // call 2 expect(mockFn).toHaveBeenCalledTime...
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Dec 29, 2024 · 7 min read · React와 GraphQL(Apollo Framework) 환경에서 MSW(Mock Service Worker)를 활용한 React Hook 테스트 방법에 대해 알아보겠습니다. 또한, 테스트 구축이 프로젝트에 어떤 긍정적인 영향을 주는지까지 확인해보도록하겠습니다. 테스트코드와 환경 구축 JavaScript에서 순수 함수를 테스트하는 것은 비교적 간단합니다. 하지만 특정 환경에서 실행되며 내부적으로 side effect를 일으키는 함수라면, 테스...
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Oct 7, 2024 · 3 min read · 1. Types of testing (developer) : Unit Testing : Testing One Component in Isolation || means seperately Integration Testing : Testing Integration of Components End to End Testing (or) e2e Testing : End-to-end testing verifies that all components...
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