Files
rules_bun/tests/install_test/repeatability.sh
2026-03-15 11:50:25 +01:00

131 lines
3.2 KiB
Bash
Executable File

#!/usr/bin/env bash
set -euo pipefail
script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd -P)"
# shellcheck source=../nested_bazel_test.sh
source "${script_dir}/../nested_bazel_test.sh"
setup_nested_bazel_cmd
bun_path="$1"
rules_bun_root="$(cd "${script_dir}/../.." && pwd -P)"
workdir="$(mktemp -d)"
cleanup() {
local status="$1"
trap - EXIT
shutdown_nested_bazel_workspace "${fixture_dir:-}"
rm -rf "${workdir}"
exit "${status}"
}
trap 'cleanup $?' EXIT
fixture_dir="${workdir}/fixture"
mkdir -p "${fixture_dir}"
cat >"${fixture_dir}/package.json" <<'JSON'
{
"name": "repeatability-test",
"version": "1.0.0",
"dependencies": {
"is-number": "7.0.0"
}
}
JSON
"${bun_path}" install --cwd "${fixture_dir}" >/dev/null
rm -rf "${fixture_dir}/node_modules"
cat >"${fixture_dir}/MODULE.bazel" <<EOF
module(
name = "bun_install_repeatability_test",
)
bazel_dep(name = "rules_bun", version = "0.2.2")
local_path_override(
module_name = "rules_bun",
path = "${rules_bun_root}",
)
bun_ext = use_extension("@rules_bun//bun:extensions.bzl", "bun")
use_repo(
bun_ext,
"bun_darwin_aarch64",
"bun_darwin_x64",
"bun_linux_aarch64",
"bun_linux_x64",
"bun_windows_x64",
)
bun_install_ext = use_extension("@rules_bun//bun:extensions.bzl", "bun_install")
bun_install_ext.install(
name = "node_modules_a",
package_json = "//:package.json",
bun_lockfile = "//:bun.lock",
)
bun_install_ext.install(
name = "node_modules_b",
package_json = "//:package.json",
bun_lockfile = "//:bun.lock",
)
use_repo(
bun_install_ext,
"node_modules_a",
"node_modules_b",
)
register_toolchains(
"@rules_bun//bun:darwin_aarch64_toolchain",
"@rules_bun//bun:darwin_x64_toolchain",
"@rules_bun//bun:linux_aarch64_toolchain",
"@rules_bun//bun:linux_x64_toolchain",
"@rules_bun//bun:windows_x64_toolchain",
)
EOF
cat >"${fixture_dir}/BUILD.bazel" <<'EOF'
exports_files([
"package.json",
"bun.lock",
])
EOF
(
cd "${fixture_dir}"
"${bazel_cmd[@]}" build @node_modules_a//:node_modules @node_modules_b//:node_modules >/dev/null
)
output_base="$(cd "${fixture_dir}" && "${bazel_cmd[@]}" info output_base)"
repo_a="$(find "${output_base}/external" -maxdepth 1 -type d -name '*+node_modules_a' | head -n 1)"
repo_b="$(find "${output_base}/external" -maxdepth 1 -type d -name '*+node_modules_b' | head -n 1)"
if [[ -z ${repo_a} || -z ${repo_b} ]]; then
echo "Unable to locate generated node_modules repositories" >&2
exit 1
fi
snapshot_tree() {
local root="$1"
(
cd "${root}"
while IFS= read -r -d '' path; do
local rel="${path#./}"
if [[ -L ${path} ]]; then
local target
target="$(readlink "${path}")"
target="${target//node_modules_a/node_modules}"
target="${target//node_modules_b/node_modules}"
printf 'L %s %s\n' "${rel}" "${target}"
else
printf 'F %s %s\n' "${rel}" "$(shasum -a 256 "${path}" | awk '{print $1}')"
fi
done < <(find . \( -type f -o -type l \) -print0 | sort -z)
)
}
snapshot_tree "${repo_a}/node_modules" >"${workdir}/repo_a.snapshot"
snapshot_tree "${repo_b}/node_modules" >"${workdir}/repo_b.snapshot"
diff -u "${workdir}/repo_a.snapshot" "${workdir}/repo_b.snapshot"