From 56f89898daebb29e85eb6bd62329b8e9469e28c3 Mon Sep 17 00:00:00 2001
From: Grimmauld <Grimmauld@grimmauld.de>
Date: Mon, 13 Jul 2026 20:10:25 +0200
Subject: [PATCH] nixos/tests/login{,-nosuid}: assert yescrypt password format

---
 nixos/tests/login-nosuid.nix | 1 +
 nixos/tests/login.nix        | 1 +
 2 files changed, 2 insertions(+)

diff --git a/nixos/tests/login-nosuid.nix b/nixos/tests/login-nosuid.nix
index 1f00c37d0886..69d11803387f 100644
--- a/nixos/tests/login-nosuid.nix
+++ b/nixos/tests/login-nosuid.nix
@@ -49,6 +49,7 @@
     with subtest("create user"):
         machine.succeed("useradd -m alice")
         machine.succeed("(echo foobar; echo foobar) | passwd alice")
+        machine.succeed("grep -F 'alice:$y$' /etc/shadow")
 
     with subtest("Check whether switching VTs works"):
         machine.fail("pgrep -f 'agetty.*tty2'")
diff --git a/nixos/tests/login.nix b/nixos/tests/login.nix
index bd0d3b7bc005..0eb0f8bf6ee3 100644
--- a/nixos/tests/login.nix
+++ b/nixos/tests/login.nix
@@ -28,6 +28,7 @@
     with subtest("create user"):
         machine.succeed("useradd -m alice")
         machine.succeed("(echo foobar; echo foobar) | passwd alice")
+        machine.succeed("grep -F 'alice:$y$' /etc/shadow")
 
     with subtest("Check whether switching VTs works"):
         machine.fail("pgrep -f 'agetty.*tty2'")