From 4cd3a9cdf65a8f0b96de21420b98b8e02181e4f4 Mon Sep 17 00:00:00 2001
From: Egor Tensin <egor@tensin.name>
Date: Mon, 30 Mar 2026 11:49:10 +0200
Subject: move testing-only things into test/

---
 test/scripts/verify_arch.sh | 56 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100755 test/scripts/verify_arch.sh

(limited to 'test/scripts/verify_arch.sh')

diff --git a/test/scripts/verify_arch.sh b/test/scripts/verify_arch.sh
new file mode 100755
index 0000000..aafc5e8
--- /dev/null
+++ b/test/scripts/verify_arch.sh
@@ -0,0 +1,56 @@
+#!/usr/bin/env bash
+
+set -o errexit -o nounset -o pipefail
+
+script_name="$( basename -- "${BASH_SOURCE[0]}" )"
+readonly script_name
+
+elf_file_class() {
+    local path
+    for path; do
+        od --address-radix=n --skip-bytes=4 --read-bytes=1 --format=x1 -- "$path"
+    done
+}
+
+arch_to_file_class() {
+    local arch
+    for arch; do
+        case "$arch" in
+            x86)
+                echo '01'
+                ;;
+            x64)
+                echo '02'
+                ;;
+            *)
+                echo "$script_name: unsupported architecture: $arch" >&2
+                return 1
+                ;;
+        esac
+    done
+}
+
+main() {
+    if [ "$#" -ne 2 ]; then
+        echo "usage: $script_name BIN_PATH ARCH" >&2
+        return 1
+    fi
+
+    local path="$1"
+    local arch="$2"
+
+    local expected
+    expected=" $( arch_to_file_class "$arch" )"
+    local actual
+    actual="$( elf_file_class "$path" )"
+
+    if [ "$expected" = "$actual" ]; then
+        echo "$script_name: file '$path' matches architecture '$arch'"
+    else
+        echo "$script_name: file '$path' DOES NOT match architecture '$arch'"
+        echo "$script_name: expected ELF file class '$expected', actual file class is '$actual'" >&2
+        return 1
+    fi
+}
+
+main "$@"
-- 
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