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#!/bin/bash
# selftest — build twice and assert the wheels tarballs are byte-identical, for
# both modes. The smallest check that fails if the reproducible-tar
# normalization (or either mode's resolution) breaks.
set -eu
here=$(cd "$(dirname "$0")" && pwd)
tmp=$(mktemp -d)
trap 'rm -rf "$tmp"' EXIT
# Fixed epoch so both runs use the same mtime (we test tar determinism, not
# epoch derivation).
epoch=1620000000
fail=0
check() {
local label=$1 file=$2; shift 2
OUTPUT="$tmp/a" "$here/mkwheels" "$@" --epoch "$epoch" >/dev/null
OUTPUT="$tmp/b" "$here/mkwheels" "$@" --epoch "$epoch" >/dev/null
local a b
a=$(md5sum "$tmp/a/$file" | cut -d' ' -f1)
b=$(md5sum "$tmp/b/$file" | cut -d' ' -f1)
if [ "$a" = "$b" ]; then
echo "PASS: $label reproducible ($a)"
else
echo "FAIL: $label tarballs differ ($a != $b)" >&2
fail=1
fi
}
# pypi mode: six from PyPI.
check pypi six-wheels-1.16.0.tar.gz pypi --name six --ver 1.16.0
# gh mode: pyparsing from its GitHub source release (pure-python, no runtime
# deps -> fast). Its tags have no 'v' prefix, exercising the bare-tag path.
check gh pyparsing-wheels-3.3.2.tar.gz gh --repo pyparsing/pyparsing --ver 3.3.2
exit "$fail"
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