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65 results

Interview Mentor App
What is an Assertion in Unit Testing? | JavaScript Testing

Learn what assertions are in unit testing and how they determine whether your tests pass or fail. We cover assertion fundamentals ...

1:41
What is an Assertion in Unit Testing? | JavaScript Testing

4 views

1 month ago

Interview Mentor App
Mocking vs Stubbing in Unit Tests: Key Trade-offs

What are the real trade-offs between mocking and stubbing in unit tests? This video covers the fundamental distinction — stubs ...

1:45
Mocking vs Stubbing in Unit Tests: Key Trade-offs

0 views

2 weeks ago

Interview Mentor App
High Code Coverage Still Has Bugs? Here's Why

Having 90% code coverage doesn't mean your app is bug-free. This video breaks down why high coverage can be misleading ...

1:24
High Code Coverage Still Has Bugs? Here's Why

0 views

2 weeks ago

Interview Mentor App
What is Arrange-Act-Assert in Unit Testing?

Learn the Arrange-Act-Assert (AAA) pattern — the most widely used structure for writing clear, maintainable unit tests. This video ...

1:38
What is Arrange-Act-Assert in Unit Testing?

0 views

8 days ago

Interview Mentor App
What is Mocking in Unit Tests? (Node.js Explained)

Learn why mocking is essential for unit testing in Node.js. We cover how mocks replace real dependencies, provide isolation, ...

1:59
What is Mocking in Unit Tests? (Node.js Explained)

1 view

3 weeks ago

Interview Mentor App
¿Qué es una Aserción en Pruebas Unitarias? | Testing JavaScript

Aprende qué son las aserciones en pruebas unitarias y cómo determinan si tus pruebas pasan o fallan. Cubrimos fundamentos ...

2:00
¿Qué es una Aserción en Pruebas Unitarias? | Testing JavaScript

0 views

3 weeks ago

Interview Mentor App
JavaScript Dependency Injection Without a Framework

Learn how to implement dependency injection in JavaScript without any third-party framework. This video covers passing ...

1:34
JavaScript Dependency Injection Without a Framework

333 views

2 weeks ago

Interview Mentor App
How to Test Async Code in Jest (4 Patterns)

Learn every way to test asynchronous JavaScript in Jest: async/await, Promise returns, .resolves/.rejects matchers, the done ...

1:39
How to Test Async Code in Jest (4 Patterns)

0 views

2 weeks ago

Interview Mentor App
Unit vs Integration Tests Explained

What's the difference between unit and integration tests? This video breaks down how unit tests verify a single function in isolation ...

1:41
Unit vs Integration Tests Explained

0 views

8 days ago

The Debug Zone
What is the best approach to unit test node js controller which using a service method

Today's Topic: What is the best approach to unit test node js controller which using a service method Thanks for taking the time to ...

2:04
What is the best approach to unit test node js controller which using a service method

0 views

8 days ago

htekdev
The Only Real Difference Between Unit, Integration, and E2E Tests

In this video, I break down the key distinction: • Unit tests: Mock close to the function, testing isolated logic • Integration tests: Mock ...

1:35
The Only Real Difference Between Unit, Integration, and E2E Tests

0 views

2 weeks ago

Interview Mentor App
Mock vs Stub: When to Use Each in JS Tests

Learn the critical difference between mocks and stubs in JavaScript testing. We cover when to use each type of test double, how to ...

1:32
Mock vs Stub: When to Use Each in JS Tests

0 views

2 weeks ago

Interview Mentor App
Why Use Dependency Injection in JavaScript?

Why should you use dependency injection instead of importing modules directly? This video breaks down the key reasons ...

1:38
Why Use Dependency Injection in JavaScript?

0 views

2 weeks ago

Interview Mentor App
What Is a Spy in Unit Testing?

What is a spy in unit testing? Learn how spies wrap real functions to track calls — recording call count, arguments, and return ...

1:29
What Is a Spy in Unit Testing?

0 views

8 days ago

Interview Mentor App
Why Pure Functions Are Easier to Unit Test

Interview question breakdown: Why are pure functions easier to unit test than stateful code? This video covers determinism, side ...

1:37
Why Pure Functions Are Easier to Unit Test

0 views

8 days ago

vlogize
Mastering Unit Testing for Switch Case in React with Jest

A comprehensive guide to unit testing switch-case statements in React using Jest, with practical examples and clear ...

1:39
Mastering Unit Testing for Switch Case in React with Jest

0 views

7 days ago

Interview Mentor App
Unit vs Integration Tests for APIs Explained

What's the difference between unit tests and integration tests for APIs? This video breaks down how unit tests isolate individual ...

1:28
Unit vs Integration Tests for APIs Explained

0 views

2 weeks ago

Interview Mentor App
What Is Snapshot Testing? (Jest Explained)

Snapshot testing captures the serialized output of a component and compares it against a stored reference file — any unexpected ...

1:28
What Is Snapshot Testing? (Jest Explained)

0 views

8 days ago

The Lone Crater
How to Use Faker Js (easy Method)

Learn the straightforward way to generate fake data using Faker.js, a popular JavaScript library for creating realistic dummy ...

1:59
How to Use Faker Js (easy Method)

7 views

1 month ago

Igor Babko
Advanced Vim Mode in Zed Editor | Navigation and refactoring commands (1/4)

... From Scratch: https://www.youtube.com/playlist?list=PLXDouhCU5r6pp4hlgDgmHoZ59_NGGX3WT JavaScript Unit Testing For ...

3:40
Advanced Vim Mode in Zed Editor | Navigation and refactoring commands (1/4)

1,127 views

12 days ago