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nixpkgs/nixos/tests/keymap.nix

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{ system ? builtins.currentSystem }:
with import ../lib/testing.nix { inherit system; };
let
testReader = pkgs.writeScript "test-input-reader" ''
#!${pkgs.stdenv.shell}
readInput() {
touch /tmp/reader.ready
echo "Waiting for '$1' to be typed"
read -r -n1 c
if [ "$c" = "$2" ]; then
echo "SUCCESS: Got back '$c' as expected."
echo 0 >&2
else
echo "FAIL: Expected '$2' but got '$c' instead."
echo 1 >&2
fi
}
main() {
error=0
while [ $# -gt 0 ]; do
ret="$((readInput "$2" "$3" | systemd-cat -t "$1") 2>&1)"
if [ $ret -ne 0 ]; then error=1; fi
shift 3
done
return $error
}
main "$@"; echo -n $? > /tmp/reader.exit
'';
mkReaderInput = testname: { qwerty, expect }: with pkgs.lib; let
lq = length qwerty;
le = length expect;
msg = "`qwerty' (${lq}) and `expect' (${le}) lists"
+ " need to be of the same length!";
result = flatten (zipListsWith (a: b: [testname a b]) qwerty expect);
in if lq != le then throw msg else result;
mkKeyboardTest = layout: { extraConfig ? {}, tests }: with pkgs.lib; let
readerInput = flatten (mapAttrsToList mkReaderInput tests);
perlStr = val: "'${escape ["'" "\\"] val}'";
perlReaderInput = concatMapStringsSep ", " perlStr readerInput;
in makeTest {
name = "keymap-${layout}";
machine.i18n.consoleKeyMap = mkOverride 900 layout;
machine.services.xserver.layout = mkOverride 900 layout;
machine.imports = [ ./common/x11.nix extraConfig ];
testScript = ''
sub waitCatAndDelete ($) {
return $machine->succeed(
"for i in \$(seq 600); do if [ -e '$_[0]' ]; then ".
"cat '$_[0]' && rm -f '$_[0]' && exit 0; ".
"fi; sleep 0.1; done; echo timed out after 60 seconds >&2; exit 1"
);
};
sub mkTest ($$) {
my ($desc, $cmd) = @_;
my @testdata = (${perlReaderInput});
my $shellTestdata = join ' ', map { "'".s/'/'\\'''/gr."'" } @testdata;
subtest $desc, sub {
$machine->succeed("$cmd ${testReader} $shellTestdata &");
while (my ($testname, $qwerty, $expect) = splice(@testdata, 0, 3)) {
waitCatAndDelete "/tmp/reader.ready";
$machine->sendKeys($qwerty);
};
my $exitcode = waitCatAndDelete "/tmp/reader.exit";
die "tests for $desc failed" if $exitcode ne 0;
};
}
$machine->waitForX;
mkTest "VT keymap", "openvt -sw --";
mkTest "Xorg keymap", "DISPLAY=:0 xterm -fullscreen -e";
'';
};
in pkgs.lib.mapAttrs mkKeyboardTest {
azerty = {
tests = {
azqw.qwerty = [ "q" "w" ];
azqw.expect = [ "a" "z" ];
altgr.qwerty = [ "alt_r-2" "alt_r-3" "alt_r-4" "alt_r-5" "alt_r-6" ];
altgr.expect = [ "~" "#" "{" "[" "|" ];
};
extraConfig.i18n.consoleKeyMap = "azerty/fr";
extraConfig.services.xserver.layout = "fr";
};
colemak = {
tests = {
homerow.qwerty = [ "a" "s" "d" "f" "j" "k" "l" "semicolon" ];
homerow.expect = [ "a" "r" "s" "t" "n" "e" "i" "o" ];
};
extraConfig.i18n.consoleKeyMap = "en-latin9";
extraConfig.services.xserver.layout = "us";
extraConfig.services.xserver.xkbVariant = "colemak";
};
dvorak = {
tests = {
homerow.qwerty = [ "a" "s" "d" "f" "j" "k" "l" "semicolon" ];
homerow.expect = [ "a" "o" "e" "u" "h" "t" "n" "s" ];
symbols.qwerty = [ "q" "w" "e" "minus" "equal" ];
symbols.expect = [ "'" "," "." "[" "]" ];
};
};
dvp = {
tests = {
homerow.qwerty = [ "a" "s" "d" "f" "j" "k" "l" "semicolon" ];
homerow.expect = [ "a" "o" "e" "u" "h" "t" "n" "s" ];
numbers.qwerty = map (x: "shift-${x}")
[ "1" "2" "3" "4" "5" "6" "7" "8" "9" "0" "minus" ];
numbers.expect = [ "%" "7" "5" "3" "1" "9" "0" "2" "4" "6" "8" ];
symbols.qwerty = [ "1" "2" "3" "4" "5" "6" "7" "8" "9" "0" "minus" ];
symbols.expect = [ "&" "[" "{" "}" "(" "=" "*" ")" "+" "]" "!" ];
};
extraConfig.services.xserver.layout = "us";
extraConfig.services.xserver.xkbVariant = "dvp";
};
neo = {
tests = {
layer1.qwerty = [ "f" "j" ];
layer1.expect = [ "e" "n" ];
layer2.qwerty = [ "shift-f" "shift-j" "shift-6" ];
layer2.expect = [ "E" "N" "$" ];
layer3.qwerty = [ "caps_lock-d" "caps_lock-f" ];
layer3.expect = [ "{" "}" ];
};
extraConfig.services.xserver.layout = "de";
extraConfig.services.xserver.xkbVariant = "neo";
};
qwertz = {
tests = {
zy.qwerty = [ "z" "y" ];
zy.expect = [ "y" "z" ];
altgr.qwerty = map (x: "alt_r-${x}")
[ "q" "less" "7" "8" "9" "0" ];
altgr.expect = [ "@" "|" "{" "[" "]" "}" ];
};
extraConfig.i18n.consoleKeyMap = "de";
extraConfig.services.xserver.layout = "de";
};
}