nixpkgs/nixos/tests/gnome3-gdm.nix

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import ./make-test.nix ({ pkgs, ...} : {
name = "gnome3-gdm";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ lethalman ];
};
machine =
{ ... }:
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{ imports = [ ./common/user-account.nix ];
services.xserver.enable = true;
services.xserver.displayManager.gdm = {
enable = true;
autoLogin = {
enable = true;
user = "alice";
};
};
services.xserver.desktopManager.gnome3.enable = true;
virtualisation.memorySize = 1024;
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};
testScript = let
# Keep line widths somewhat managable
bus = "DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus";
gdbus = "${bus} gdbus";
# Call javascript in gnome shell, returns a tuple (success, output), where
# `success` is true if the dbus call was successful and output is what the
# javascript evaluates to.
eval = "call --session -d org.gnome.Shell -o /org/gnome/Shell -m org.gnome.Shell.Eval";
# False when startup is done
startingUp = "${gdbus} ${eval} Main.layoutManager._startingUp";
# Hopefully gnome-terminal's wm class
wmClass = "${gdbus} ${eval} global.display.focus_window.wm_class";
in ''
# wait for gdm to start
$machine->waitForUnit("display-manager.service");
# wait for alice to be logged in
$machine->waitForUnit("default.target","alice");
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# Check that logging in has given the user ownership of devices.
$machine->succeed("getfacl /dev/snd/timer | grep -q alice");
# Wait for the wayland server
$machine->waitForFile("/run/user/1000/wayland-0");
# Wait for gnome shell, correct output should be "(true, 'false')"
$machine->waitUntilSucceeds("su - alice -c '${startingUp} | grep -q true,..false'");
# open a terminal
$machine->succeed("su - alice -c '${bus} gnome-terminal'");
# and check it's there
$machine->waitUntilSucceeds("su - alice -c '${wmClass} | grep -q gnome-terminal-server'");
# wait to get a nice screenshot
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$machine->sleep(20);
$machine->screenshot("screen");
'';
})