From 4a05adcb0f6ee2f1ba7f3be5be4019f29b70ea6f Mon Sep 17 00:00:00 2001
From: "Danilo M." <danix@danix.xyz>
Date: Fri, 26 Jun 2026 12:13:30 +0200
Subject: mkwheels: document selftest in README

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index a485a11..499a6cc 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,11 @@ Run `mkwheels <pkg> <ver>`, upload the tarball to your package host, and set
 `DOWNLOAD_x86_64` / `MD5SUM_x86_64` in the SlackBuild `.info` to point at it.
 The SlackBuild then `pip install --no-index --find-links=<wheels>` into a venv.
 
+## Test
+
+`./selftest` builds `six` twice with a fixed epoch and asserts the two wheels
+tarballs are byte-identical. Run it after changing the tar/packing logic.
+
 ## License
 
 GPLv2 (v2-only). See `LICENSE`. Copyright (C) 2026 Danilo M. <danix@danix.xyz>.
-- 
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