feat: proper windows support

tests/install_test/BUILD.bazel

@@ -34,6 +34,7 @@ config_setting(
 
 sh_test(
     name = "bun_install_clean_install_test",
+    size = "small",
     srcs = ["clean_install.sh"],
     args = select({
         ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
@@ -53,6 +54,7 @@ sh_test(
 
 sh_test(
     name = "bun_install_stale_lockfile_test",
+    size = "small",
     srcs = ["stale_lockfile.sh"],
     args = select({
         ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
@@ -72,6 +74,7 @@ sh_test(
 
 sh_test(
     name = "bun_install_determinism_test",
+    size = "small",
     srcs = ["determinism.sh"],
     args = ["$(location //internal:bun_install.bzl)"],
     data = ["//internal:bun_install.bzl"],
@@ -79,6 +82,7 @@ sh_test(
 
 sh_test(
     name = "bun_install_environment_shape_test",
+    size = "small",
     srcs = ["environment_shape.sh"],
     args = ["$(location //internal:bun_install.bzl)"],
     data = ["//internal:bun_install.bzl"],
@@ -86,6 +90,7 @@ sh_test(
 
 sh_test(
     name = "bun_install_workspaces_test",
+    size = "small",
     srcs = ["workspaces.sh"],
     args = select({
         ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
@@ -105,6 +110,7 @@ sh_test(
 
 sh_test(
     name = "bun_install_workspaces_catalog_test",
+    size = "small",
     srcs = ["workspaces_catalog.sh"],
     args = select({
         ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
@@ -125,7 +131,6 @@ sh_test(
 sh_test(
     name = "bun_install_workspace_parity_test",
     srcs = ["workspace_parity.sh"],
-    env_inherit = ["PATH"],
     args = select({
         ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
         ":linux_aarch64": ["$(location @bun_linux_aarch64//:bun)"],
@@ -144,11 +149,63 @@ sh_test(
         "//bun:repo_runtime_files",
         "//internal:repo_runtime_files",
     ],
+    env_inherit = ["PATH"],
 )
 
 sh_test(
     name = "bun_install_install_flags_shape_test",
+    size = "small",
     srcs = ["install_flags_shape.sh"],
     args = ["$(location //internal:bun_install.bzl)"],
     data = ["//internal:bun_install.bzl"],
 )
+
+sh_test(
+    name = "bun_install_repeatability_test",
+    size = "small",
+    srcs = ["repeatability.sh"],
+    args = select({
+        ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
+        ":linux_aarch64": ["$(location @bun_linux_aarch64//:bun)"],
+        ":darwin_x86_64": ["$(location @bun_darwin_x64//:bun)"],
+        ":darwin_aarch64": ["$(location @bun_darwin_aarch64//:bun)"],
+        "//conditions:default": ["$(location @bun_linux_x64//:bun)"],
+    }),
+    data = select({
+        ":linux_x86_64": ["@bun_linux_x64//:bun"],
+        ":linux_aarch64": ["@bun_linux_aarch64//:bun"],
+        ":darwin_x86_64": ["@bun_darwin_x64//:bun"],
+        ":darwin_aarch64": ["@bun_darwin_aarch64//:bun"],
+        "//conditions:default": ["@bun_linux_x64//:bun"],
+    }) + [
+        "//:repo_runtime_files",
+        "//bun:repo_runtime_files",
+        "//internal:repo_runtime_files",
+    ],
+    env_inherit = ["PATH"],
+)
+
+sh_test(
+    name = "bun_install_lifecycle_scripts_test",
+    size = "small",
+    srcs = ["lifecycle_scripts.sh"],
+    args = select({
+        ":linux_x86_64": ["$(location @bun_linux_x64//:bun)"],
+        ":linux_aarch64": ["$(location @bun_linux_aarch64//:bun)"],
+        ":darwin_x86_64": ["$(location @bun_darwin_x64//:bun)"],
+        ":darwin_aarch64": ["$(location @bun_darwin_aarch64//:bun)"],
+        "//conditions:default": ["$(location @bun_linux_x64//:bun)"],
+    }),
+    data = select({
+        ":linux_x86_64": ["@bun_linux_x64//:bun"],
+        ":linux_aarch64": ["@bun_linux_aarch64//:bun"],
+        ":darwin_x86_64": ["@bun_darwin_x64//:bun"],
+        ":darwin_aarch64": ["@bun_darwin_aarch64//:bun"],
+        "//conditions:default": ["@bun_linux_x64//:bun"],
+    }) + [
+        "//:repo_runtime_files",
+        "//bun:repo_runtime_files",
+        "//internal:repo_runtime_files",
+    ],
+    env_inherit = ["PATH"],
+)

tests/install_test/lifecycle_scripts.sh

@@ -0,0 +1,118 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+bun_path="$1"
+
+if command -v bazel >/dev/null 2>&1; then
+  bazel_cmd=(bazel)
+elif command -v bazelisk >/dev/null 2>&1; then
+  bazel_cmd=(bazelisk)
+else
+  echo "bazel or bazelisk is required on PATH" >&2
+  exit 1
+fi
+
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd -P)"
+rules_bun_root="$(cd "${script_dir}/../.." && pwd -P)"
+
+workdir="$(mktemp -d)"
+trap 'rm -rf "${workdir}"' EXIT
+
+fixture_dir="${workdir}/fixture"
+mkdir -p "${fixture_dir}"
+
+cat >"${fixture_dir}/package.json" <<'JSON'
+{
+  "name": "lifecycle-script-test",
+  "version": "1.0.0",
+  "dependencies": {
+    "is-number": "7.0.0"
+  },
+  "scripts": {
+    "postinstall": "bun -e \"require('node:fs').writeFileSync('postinstall.txt', 'ran')\""
+  }
+}
+JSON
+
+"${bun_path}" install --cwd "${fixture_dir}" >/dev/null
+rm -rf "${fixture_dir}/node_modules" "${fixture_dir}/postinstall.txt"
+
+cat >"${fixture_dir}/MODULE.bazel" <<EOF
+module(
+    name = "bun_install_lifecycle_scripts_test",
+)
+
+bazel_dep(name = "rules_bun", version = "0.2.2")
+
+local_path_override(
+    module_name = "rules_bun",
+    path = "${rules_bun_root}",
+)
+
+bun_ext = use_extension("@rules_bun//bun:extensions.bzl", "bun")
+use_repo(
+    bun_ext,
+    "bun_darwin_aarch64",
+    "bun_darwin_x64",
+    "bun_linux_aarch64",
+    "bun_linux_x64",
+    "bun_windows_x64",
+)
+
+bun_install_ext = use_extension("@rules_bun//bun:extensions.bzl", "bun_install")
+bun_install_ext.install(
+    name = "scripts_blocked",
+    package_json = "//:package.json",
+    bun_lockfile = "//:bun.lock",
+)
+bun_install_ext.install(
+    name = "scripts_allowed",
+    package_json = "//:package.json",
+    bun_lockfile = "//:bun.lock",
+    ignore_scripts = False,
+)
+use_repo(
+    bun_install_ext,
+    "scripts_allowed",
+    "scripts_blocked",
+)
+
+register_toolchains(
+    "@rules_bun//bun:darwin_aarch64_toolchain",
+    "@rules_bun//bun:darwin_x64_toolchain",
+    "@rules_bun//bun:linux_aarch64_toolchain",
+    "@rules_bun//bun:linux_x64_toolchain",
+    "@rules_bun//bun:windows_x64_toolchain",
+)
+EOF
+
+cat >"${fixture_dir}/BUILD.bazel" <<'EOF'
+exports_files([
+    "package.json",
+    "bun.lock",
+])
+EOF
+
+(
+  cd "${fixture_dir}"
+  "${bazel_cmd[@]}" build @scripts_blocked//:node_modules @scripts_allowed//:node_modules >/dev/null
+)
+
+output_base="$(cd "${fixture_dir}" && "${bazel_cmd[@]}" info output_base)"
+blocked_repo="$(find "${output_base}/external" -maxdepth 1 -type d -name '*+scripts_blocked' | head -n 1)"
+allowed_repo="$(find "${output_base}/external" -maxdepth 1 -type d -name '*+scripts_allowed' | head -n 1)"
+
+if [[ -z ${blocked_repo} || -z ${allowed_repo} ]]; then
+  echo "Unable to locate generated lifecycle test repositories" >&2
+  exit 1
+fi
+
+if [[ -e "${blocked_repo}/postinstall.txt" ]]; then
+  echo "Lifecycle scripts should be disabled by default" >&2
+  exit 1
+fi
+
+if [[ ! -f "${allowed_repo}/postinstall.txt" ]]; then
+  echo "Lifecycle scripts should run when ignore_scripts = False" >&2
+  exit 1
+fi

tests/install_test/repeatability.sh

@@ -0,0 +1,128 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+bun_path="$1"
+
+if command -v bazel >/dev/null 2>&1; then
+  bazel_cmd=(bazel)
+elif command -v bazelisk >/dev/null 2>&1; then
+  bazel_cmd=(bazelisk)
+else
+  echo "bazel or bazelisk is required on PATH" >&2
+  exit 1
+fi
+
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd -P)"
+rules_bun_root="$(cd "${script_dir}/../.." && pwd -P)"
+
+workdir="$(mktemp -d)"
+trap 'rm -rf "${workdir}"' 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"

tests/install_test/workspaces.sh

@@ -2,6 +2,9 @@
 set -euo pipefail
 
 bun_path="$1"
+if [[ ${bun_path} != /* ]]; then
+  bun_path="$(cd "$(dirname "${bun_path}")" && pwd -P)/$(basename "${bun_path}")"
+fi
 workdir="$(mktemp -d)"
 trap 'rm -rf "${workdir}"' EXIT
 

tests/install_test/workspaces_catalog.sh

@@ -2,6 +2,9 @@
 set -euo pipefail
 
 bun_path="$1"
+if [[ ${bun_path} != /* ]]; then
+  bun_path="$(cd "$(dirname "${bun_path}")" && pwd -P)/$(basename "${bun_path}")"
+fi
 workdir="$(mktemp -d)"
 trap 'rm -rf "${workdir}"' EXIT