Creating a Test Runner: What Happens Behind the Tests?
watch on portal.gitnation.org ↗https://portal.gitnation.org/contents/creating-a-test-runner-what-happens-behind-the-testssummary
Explains how Poku — a compact test runner (~<200kB) — is built for Node.js, Bun, and Deno using only native language features. Covers using subprocesses and isolation plus concurrency techniques to run the same test suite across multiple JavaScript runtimes and strategies for testing the test runner itself.
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