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Merged
taigrr merged 1 commit into from
Jul 27, 2026
Merged

test(hooks): cover pre-commit file size guard #8

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5 changes: 4 additions & 1 deletion .github/workflows/shellcheck.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -20,10 +20,13 @@ jobs:

- name: Run ShellCheck on all shell scripts
run: |
shellcheck pre-commit commit-msg pre-push post-checkout post-commit post-merge install.sh uninstall.sh test/install_test.sh test/commit_msg_test.sh
shellcheck pre-commit commit-msg pre-push post-checkout post-commit post-merge install.sh uninstall.sh test/install_test.sh test/commit_msg_test.sh test/pre_commit_test.sh

- name: Run install script regression tests
run: bash test/install_test.sh

- name: Run commit message regression tests
run: bash test/commit_msg_test.sh

- name: Run pre-commit regression tests
run: bash test/pre_commit_test.sh
56 changes: 56 additions & 0 deletions test/pre_commit_test.sh
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Original file line number Diff line number Diff line change
@@ -0,0 +1,56 @@
#!/usr/bin/env bash

set -euo pipefail

repo_root="$(cd "$(dirname "$0")/.." && pwd)"
pre_commit="$repo_root/pre-commit"
tmpdir="$(mktemp -d)"
trap 'rm -rf "$tmpdir"' EXIT

run() {
local expected_status="$1"
shift
set +e
output=$("$@" 2>&1)
status=$?
set -e
if [ "$status" -ne "$expected_status" ]; then
echo "expected exit $expected_status, got $status" >&2
echo "$output" >&2
exit 1
fi
printf '%s' "$output"
}

assert_contains() {
local haystack="$1"
local needle="$2"
if ! printf '%s' "$haystack" | grep -Fq "$needle"; then
echo "expected output to contain: $needle" >&2
echo "$haystack" >&2
exit 1
fi
}

cd "$tmpdir"
git init --quiet
git config user.email test@example.com
git config user.name "Test User"

printf 'small\n' > small.txt
git add small.txt
run 0 bash "$pre_commit"
git commit --quiet -m "test: add small file"

rm small.txt
git add small.txt
run 0 bash "$pre_commit"
git commit --quiet -m "test: remove small file"

dd if=/dev/zero of=large.bin bs=1M count=6 status=none
git add large.bin
output=$(run 1 bash "$pre_commit")
assert_contains "$output" "File large.bin is 6MiB"
assert_contains "$output" "Commit too large"

echo "pre-commit regression tests passed"
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