#!perl
# vim:ts=4:sw=4:expandtab
# !NO_I3_INSTANCE! will prevent complete-run.pl from starting i3
#
# Tests if assignments work
#
use i3test;
use Cwd qw(abs_path);
use Proc::Background;
use File::Temp qw(tempfile tempdir);
use X11::XCB qw(:all);
use X11::XCB::Connection;
use v5.10;

my $x = X11::XCB::Connection->new;

# assuming we are run by complete-run.pl
my $i3_path = abs_path("../i3");

# TODO: move to X11::XCB
sub set_wm_class {
    my ($id, $class, $instance) = @_;

    # Add a _NET_WM_STRUT_PARTIAL hint
    my $atomname = $x->atom(name => 'WM_CLASS');
    my $atomtype = $x->atom(name => 'STRING');

    $x->change_property(
        PROP_MODE_REPLACE,
        $id,
        $atomname->id,
        $atomtype->id,
        8,
        length($class) + length($instance) + 2,
        "$instance\x00$class\x00"
    );
}


#####################################################################
# start a window and see that it does not get assigned with an empty config
#####################################################################

my ($fh, $tmpfile) = tempfile();
say $fh "font -misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1";
say $fh "ipc-socket /tmp/nestedcons";
close($fh);

diag("Starting i3");
my $i3cmd = "exec " . abs_path("../i3") . " -V -d all --disable-signalhandler -c $tmpfile >/dev/null 2>/dev/null";
my $process = Proc::Background->new($i3cmd);
sleep 1;

diag("pid = " . $process->pid);

my $tmp = fresh_workspace;

ok(@{get_ws_content($tmp)} == 0, 'no containers yet');

my $window = $x->root->create_child(
    class => WINDOW_CLASS_INPUT_OUTPUT,
    rect => [ 0, 0, 30, 30 ],
    background_color => '#0000ff',
);

$window->_create;
set_wm_class($window->id, 'special', 'special');
$window->name('special window');
$window->map;
sleep 0.25;

ok(@{get_ws_content($tmp)} == 1, 'special window got managed to current (random) workspace');

exit_gracefully($process->pid);

$window->destroy;

sleep 0.25;

#####################################################################
# start a window and see that it gets assigned to a formerly unused
# workspace
#####################################################################

($fh, $tmpfile) = tempfile();
say $fh "font -misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1";
say $fh "ipc-socket /tmp/nestedcons";
say $fh q|assign "special" → targetws|;
close($fh);

diag("Starting i3");
$i3cmd = "exec " . abs_path("../i3") . " -V -d all --disable-signalhandler -c $tmpfile >/dev/null 2>/dev/null";
$process = Proc::Background->new($i3cmd);
sleep 1;

diag("pid = " . $process->pid);

$tmp = fresh_workspace;

ok(@{get_ws_content($tmp)} == 0, 'no containers yet');
my $workspaces = get_workspace_names;
ok(!("targetws" ~~ @{$workspaces}), 'targetws does not exist yet');

my $window = $x->root->create_child(
    class => WINDOW_CLASS_INPUT_OUTPUT,
    rect => [ 0, 0, 30, 30 ],
    background_color => '#0000ff',
);

$window->_create;
set_wm_class($window->id, 'special', 'special');
$window->name('special window');
$window->map;
sleep 0.25;

ok(@{get_ws_content($tmp)} == 0, 'still no containers');
ok("targetws" ~~ @{get_workspace_names()}, 'targetws exists');

$window->destroy;

exit_gracefully($process->pid);

sleep 0.25;

#####################################################################
# start a window and see that it gets assigned to a workspace which has content
# already, next to the existing node.
#####################################################################

diag("Starting i3");
$i3cmd = "exec " . abs_path("../i3") . " -V -d all --disable-signalhandler -c $tmpfile >/dev/null 2>/dev/null";
$process = Proc::Background->new($i3cmd);
sleep 1;

diag("pid = " . $process->pid);

# initialize the target workspace, then go to a fresh one
ok(!("targetws" ~~ @{get_workspace_names()}), 'targetws does not exist yet');
cmd 'workspace targetws';
cmp_ok(@{get_ws_content('targetws')}, '==', 0, 'no containers on targetws yet');
cmd 'open';
cmp_ok(@{get_ws_content('targetws')}, '==', 1, 'one container on targetws');
$tmp = fresh_workspace;

ok(@{get_ws_content($tmp)} == 0, 'no containers yet');
ok("targetws" ~~ @{get_workspace_names()}, 'targetws does not exist yet');

my $window = $x->root->create_child(
    class => WINDOW_CLASS_INPUT_OUTPUT,
    rect => [ 0, 0, 30, 30 ],
    background_color => '#0000ff',
);

$window->_create;
set_wm_class($window->id, 'special', 'special');
$window->name('special window');
$window->map;
sleep 0.25;

ok(@{get_ws_content($tmp)} == 0, 'still no containers');
ok(@{get_ws_content('targetws')} == 2, 'two containers on targetws');

exit_gracefully($process->pid);

done_testing;