Testing & Security
Blockchain DevelopmentModule 05

Testing & Security

Unit tests, common vulnerabilities, and audits.

Module Overview

Unit testing smart contracts, common vulnerabilities (reentrancy, integer issues, access control), test coverage basics, and mitigation patterns. Emphasizes safety-first deployment practices.

Learning Objectives

  • Write basic unit tests for smart contracts and run them locally.
  • Recognize and articulate common vulnerability classes and mitigation strategies.
  • Create a simple security checklist before any deployment.

Lesson-by-Lesson Breakdown

1

Testing frameworks and writing unit tests.

2

Overview of vulnerability classes with examples.

3

Access control and safe patterns for privileged functions.

4

Testnet audits: verifying expected behaviors in public environments.

5

Creating a security checklist and basic mitigation plan.

Hands-on Activities & Deliverables

Activities

Add unit tests to the capstone contract and run them; produce a security checklist addressing potential risks.

📦 Deliverable

Test output + security checklist.

Required Tools & Readings

Testing framework examples and security primers.

Assessment & Rubric

  • Test coverage & correctness50%
  • Security checklist thoroughness30%
  • Remediation suggestions20%

Prerequisites

Module 3.

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Parent-Friendly Value

Emphasizes safety and reduces risk before any broader exposure.

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