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Add test case for NARs with duplicate directory entries

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This test was made by @puckipedia.

(cherry picked from commit 83d5b32803)
This commit is contained in:
Eelco Dolstra 2024-09-05 16:41:15 +02:00
parent 49f21a860f
commit f9b3defe7f
4 changed files with 24 additions and 22 deletions
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23
tests/functional/nars.sh Executable file
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#!/usr/bin/env bash
source common.sh
clearStore
# Check that NARs with duplicate directory entries are rejected.
rm -rf "$TEST_ROOT/out"
expectStderr 1 nix-store --restore "$TEST_ROOT/out" < duplicate.nar | grepQuiet "NAR directory is not sorted"
# Check whether restoring and dumping a NAR that contains case
# collisions is round-tripping, even on a case-insensitive system.
rm -rf "$TEST_ROOT/case"
opts=("--option" "use-case-hack" "true")
nix-store "${opts[@]}" --restore "$TEST_ROOT/case" < case.nar
nix-store "${opts[@]}" --dump "$TEST_ROOT/case" > "$TEST_ROOT/case.nar"
cmp case.nar "$TEST_ROOT/case.nar"
[ "$(nix-hash "${opts[@]}" --type sha256 "$TEST_ROOT/case")" = "$(nix-hash --flat --type sha256 case.nar)" ]
# Check whether we detect true collisions (e.g. those remaining after
# removal of the suffix).
touch "$TEST_ROOT/case/xt_CONNMARK.h~nix~case~hack~3"
(! nix-store $opts --dump $TEST_ROOT/case > /dev/null)