Writing Tests That Catch Real Bugs

Testing explained by what it buys you. What to test and what to skip, arrange-act-assert, testing database code without wrecking your data, and why 100% coverage is the wrong target.

35 students 5 lessons 1.3h total Intermediate
Tools 5 lessons
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Course Curriculum

5 lessons Β· 1 free preview Β· ~1.3h total

2
Arrange, Act, Assert
15min
3
Testing Code That Touches the Database
17min
4
Fakes: Testing Without Charging a Real Card
16min
5
Running Them, and Not Chasing Coverage
16min

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Course Includes

  • 5 structured lessons
  • Live coding playground
  • Hints when you're stuck
  • Automatic code checking
  • Completion certificate
  • Included with Pro
  • Mobile friendly
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