From f09b8be73dbfd6d25cc7fe8ee2352dfc4751b231 Mon Sep 17 00:00:00 2001
From: Benjamin Staffin <benley@gmail.com>
Date: Wed, 22 Apr 2020 20:30:19 -0400
Subject: [PATCH] installer test: Fix grub extraConfig syntax

It looks like `terminal_output.serial` is incorrect, according to the
grub documentation:

https://www.gnu.org/software/grub/manual/grub/html_node/Serial-terminal.html

Related PR: #79406
---
 nixos/tests/installer.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/tests/installer.nix b/nixos/tests/installer.nix
index c5abd458ec9..8d1bfa96d03 100644
--- a/nixos/tests/installer.nix
+++ b/nixos/tests/installer.nix
@@ -29,7 +29,7 @@ let
             boot.loader.grub.splashImage = null;
           ''}
 
-          boot.loader.grub.extraConfig = "serial; terminal_output.serial";
+          boot.loader.grub.extraConfig = "serial; terminal_output serial";
           ${if grubUseEfi then ''
             boot.loader.grub.device = "nodev";
             boot.loader.grub.efiSupport = true;