Unit Testing & Mocking with Jest

Unit Testing & Mocking in Jest

Four Test Levels Compared

Order of Test Levels

Acceptance Testing: User & Business Validation

Acceptance Testing: Definition and Purpose

System Testing: The Whole System

System Testing: Definition and Purpose

Integration Testing: Combining Components

Integration Testing: Definition and Purpose

Order of Test Levels

Scope of Unit Testing

Distinguishing the Four Levels

What Test Levels Are

Definition of Unit Testing

Who Performs Unit Testing

Definition of Integration Testing

Purpose of Integration Testing

Definition of System Testing

Scope of System Testing

Definition of Acceptance Testing

Who Performs Acceptance Testing

User Acceptance Testing Basics

Stubs and Drivers in Integration Testing

Types of Acceptance Testing

Definition of Unit Testing

Order/Sequence of Test Levels

Scope Comparison Across Test Levels

Definition of System Testing

Definition of Acceptance Testing

What Are Test Levels

Who Performs Unit Testing

Definition of Integration Testing

Integration Testing Approaches

Unit Testing: Who and What

Unit Testing: Definition and Purpose

What Are Test Levels and Why They Exist