Property-based testing frameworks will often do test case reduction as well (called shrinking).

Jtsummers 5 hours ago | parent | next [-]

Shrink Ray, described in the article, is developed by D.R. MacIver who also developed Hypothesis. I remember when it was announced a while back but had forgotten about it, I guess I have something to play with tonight.

	▲	akshayshah 5 hours ago \| parent [-]
		These days, he’s also working on Hegel - bringing test case reduction and PBT to more languages. https://hegel.dev

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macintux 5 hours ago | parent | prev [-]

Brilliant tools, well worth investigating for any system-critical applications. They don't seem to get enough attention outside of the FP community.