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How to Test Everything

Blog post from Couchbase

Post Details
Company
Date Published
Author
Dustin Sallings, Chief Architect, Couchbase
Word Count
735
Company Posts That Month
226
Language
English
Hacker News Points
-
Post removed?
No
Summary

The author of the post recently discovered a bug in their Membase application, which was caused by not checking for expiry in a specific sequence of operations. To write this test, they created a custom testing framework that can generate tests for any sequence of actions with multiple possible outcomes. The framework is composed of five classes: Condition, Effect, Action, and Driver, which work together to express preconditions, postconditions, effects, and the overall action. The Driver class provides methods for generating C test suites and executing tests across a remote protocol. The author's testing framework was able to identify the bug and other issues with limited effort, demonstrating its effectiveness in ensuring the reliability of their application.

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