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-rw-r--r--nixos/tests/misc.nix9
1 files changed, 9 insertions, 0 deletions
diff --git a/nixos/tests/misc.nix b/nixos/tests/misc.nix
index b926a62194b..cd4086cb8f6 100644
--- a/nixos/tests/misc.nix
+++ b/nixos/tests/misc.nix
@@ -25,6 +25,8 @@ import ./make-test.nix ({ pkgs, ...} : {
         };
       users.users.sybil = { isNormalUser = true; group = "wheel"; };
       security.sudo = { enable = true; wheelNeedsPassword = false; };
+      security.hideProcessInformation = true;
+      users.users.alice = { isNormalUser = true; extraGroups = [ "proc" ]; };
     };
 
   testScript =
@@ -117,5 +119,12 @@ import ./make-test.nix ({ pkgs, ...} : {
       subtest "sudo", sub {
           $machine->succeed("su - sybil -c 'sudo true'");
       };
+
+      # Test hidepid
+      subtest "hidepid", sub {
+          $machine->succeed("grep -Fq hidepid=2 /etc/mtab");
+          $machine->succeed("[ `su - sybil -c 'pgrep -c -u root'` = 0 ]");
+          $machine->succeed("[ `su - alice -c 'pgrep -c -u root'` != 0 ]");
+      };
     '';
 })