24. Testing, logs and monitoring

Lesson 24

Testing, logs and monitoring

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What you will learn in this lesson

  • What a test, a log and a stack trace are.
  • How to read a failing Vitest test.
  • How to print your own log line from a function.
  • How to read a function error and find the broken line.
  • How to read a build error in the web app.

75 minutes Lesson 24 of 28

Everything in Shopify App Developer

  • 28 step-by-step lessons
  • 3 mini projects with solutions
  • A final project for your portfolio
  • Real commands and real output in every lesson
  • Practice task with a solution in each lesson
  • Progress saved to your account