diff --git a/nixos/tests/installer.nix b/nixos/tests/installer.nix
index 36206b199e73..a136678c6eff 100644
--- a/nixos/tests/installer.nix
+++ b/nixos/tests/installer.nix
@@ -67,6 +67,7 @@ let
   # partitions and filesystems.
   testScriptFun = { bootLoader, createPartitions, grubVersion, grubDevice, grubUseEfi
                   , grubIdentifier, preBootCommands, extraConfig
+                  , testCloneConfig
                   }:
     let
       iface = if grubVersion == 1 then "ide" else "virtio";
@@ -85,6 +86,7 @@ let
     in if !isEfi && !(pkgs.stdenv.isi686 || pkgs.stdenv.isx86_64) then
       throw "Non-EFI boot methods are only supported on i686 / x86_64"
     else ''
+
       $machine->start;
 
       # Make sure that we get a login prompt etc.
@@ -185,6 +187,43 @@ let
       ${preBootCommands}
       $machine->waitForUnit("network.target");
       $machine->shutdown;
+
+      # Tests for validating clone configuration entries in grub menu
+      ${optionalString testCloneConfig ''
+        # Reboot Machine
+        $machine = createMachine({ ${hdFlags} qemuFlags => "${qemuFlags}", name => "clone-default-config" });
+        ${preBootCommands}
+        $machine->waitForUnit("multi-user.target");
+
+        # Booted configuration name should be Home
+        # This is not the name that shows in the grub menu.
+        # The default configuration is always shown as "Default"
+        $machine->succeed("cat /run/booted-system/configuration-name >&2");
+        $machine->succeed("cat /run/booted-system/configuration-name | grep Home");
+
+        # We should find **not** a file named /etc/gitconfig
+        $machine->fail("test -e /etc/gitconfig");
+
+        # Set grub to boot the second configuration
+        $machine->succeed("grub-reboot 1");
+
+        $machine->shutdown;
+
+        # Reboot Machine
+        $machine = createMachine({ ${hdFlags} qemuFlags => "${qemuFlags}", name => "clone-alternate-config" });
+        ${preBootCommands}
+
+        $machine->waitForUnit("multi-user.target");
+        # Booted configuration name should be Work
+        $machine->succeed("cat /run/booted-system/configuration-name >&2");
+        $machine->succeed("cat /run/booted-system/configuration-name | grep Work");
+
+        # We should find a file named /etc/gitconfig
+        $machine->succeed("test -e /etc/gitconfig");
+
+        $machine->shutdown;
+      ''}
+
     '';
 
 
@@ -194,6 +233,7 @@ let
     , bootLoader ? "grub" # either "grub" or "systemd-boot"
     , grubVersion ? 2, grubDevice ? "/dev/vda", grubIdentifier ? "uuid", grubUseEfi ? false
     , enableOCR ? false, meta ? {}
+    , testCloneConfig ? false
     }:
     makeTest {
       inherit enableOCR;
@@ -269,7 +309,8 @@ let
 
       testScript = testScriptFun {
         inherit bootLoader createPartitions preBootCommands
-                grubVersion grubDevice grubIdentifier grubUseEfi extraConfig;
+                grubVersion grubDevice grubIdentifier grubUseEfi extraConfig
+                testCloneConfig;
       };
     };
 
@@ -343,6 +384,28 @@ let
         bootLoader = "grub";
         grubUseEfi = true;
     };
+
+  clone-test-extraconfig = { extraConfig =
+         ''
+         environment.systemPackages = [ pkgs.grub2 ];
+         boot.loader.grub.configurationName = "Home";
+         nesting.clone = [
+         {
+           boot.loader.grub.configurationName = lib.mkForce "Work";
+
+           environment.etc = {
+             "gitconfig".text = "
+               [core]
+                 gitproxy = none for work.com
+                 ";
+           };
+         }
+         ];
+         '';
+       testCloneConfig = true;
+  };
+
+
 in {
 
   # !!! `parted mkpart' seems to silently create overlapping partitions.
@@ -352,6 +415,9 @@ in {
   # one big filesystem partition.
   simple = makeInstallerTest "simple" simple-test-config;
 
+  # Test cloned configurations with the simple grub configuration
+  simpleClone = makeInstallerTest "simpleClone" (simple-test-config // clone-test-extraconfig);
+
   # Simple GPT/UEFI configuration using systemd-boot with 3 partitions: ESP, swap & root filesystem
   simpleUefiSystemdBoot = makeInstallerTest "simpleUefiSystemdBoot"
     { createPartitions =
@@ -377,6 +443,9 @@ in {
 
   simpleUefiGrub = makeInstallerTest "simpleUefiGrub" simple-uefi-grub-config;
 
+  # Test cloned configurations with the uefi grub configuration
+  simpleUefiGrubClone = makeInstallerTest "simpleUefiGrubClone" (simple-uefi-grub-config // clone-test-extraconfig);
+
   # Same as the previous, but now with a separate /boot partition.
   separateBoot = makeInstallerTest "separateBoot"
     { createPartitions =