Testing Unity: Unit & Integration Tests Explained

Published: 10 October 2025
on channel: Gamedev Engine Room
1,905
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Learn how to write unit and integration tests in Unity with NUnit, mocks, and the TestCase attribute to build reliable, bug-free games.

👉 Wanna build testable code? Watch here:    • Level Up Your Unity Game: Master Dependenc...  

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Chapters:
00:00 Intro
00:46 Test Assemblies Setup
02:06 Mock Implementations Explained
02:33 First Unit Test
05:28 Running Tests In IDE
06:37 Adding A New Feature
07:48 Flaky Tests Problem
08:52 Identifying The Issue
09:33 Fixing The Issue
12:00 TestCase Attribute Usage
15:03 PlayMode Assembly Creation
15:43 Integration Test Setup
20:00 Running PlayMode Tests
20:35 Wrapping up

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#unity #gamedev #unittests #integrationtests #nunit #testing #csharp #gamedevelopment #unityengine #softwaredevelopment #codequality #testdriven #mockobjects #playmode #editmode


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