#!perl
# vim:ts=4:sw=4:expandtab

use i3test;
use X11::XCB qw(:all);
use Time::HiRes qw(sleep);
use List::Util qw(first);

BEGIN {
    use_ok('X11::XCB::Connection') or BAIL_OUT('Cannot load X11::XCB::Connection');
}

my $x = X11::XCB::Connection->new;
my $i3 = i3("/tmp/nestedcons");

#####################################################################
# verify that there is no dock window yet
#####################################################################

my $tree = $i3->get_tree->recv;
my @outputs = @{$tree->{nodes}};
# Children of all dockareas
my @docked;
for my $output (@outputs) {
    @docked = (@docked, map { @{$_->{nodes}} }
                        grep { $_->{type} == 5 }
                        @{$output->{nodes}});
}

is(@docked, 0, 'no dock clients yet');

#####################################################################
# Create a dock window and see if it gets managed
#####################################################################

my $screens = $x->screens;

# Get the primary screen
my $primary = first { $_->primary } @{$screens};

# TODO: focus the primary screen before

my $window = $x->root->create_child(
    class => WINDOW_CLASS_INPUT_OUTPUT,
    rect => [ 0, 0, 30, 30],
    background_color => '#FF0000',
    window_type => $x->atom(name => '_NET_WM_WINDOW_TYPE_DOCK'),
);

$window->map;

sleep 0.25;

my $rect = $window->rect;
is($rect->width, $primary->rect->width, 'dock client is as wide as the screen');
is($rect->height, 30, 'height is unchanged');

#####################################################################
# check that we can find it in the layout tree at the expected position
#####################################################################

$tree = $i3->get_tree->recv;
@outputs = @{$tree->{nodes}};
@docked;
for my $output (@outputs) {
    @docked = (@docked, map { @{$_->{nodes}} }
                        grep { $_->{type} == 5 }
                        @{$output->{nodes}});
}

is(@docked, 1, 'one dock client found');

# verify the position/size
my $docknode = $docked[0];

is($docknode->{rect}->{x}, 0, 'dock node placed at x=0');
is($docknode->{rect}->{y}, 0, 'dock node placed at y=0');
is($docknode->{rect}->{width}, $primary->rect->width, 'dock node as wide as the screen');
is($docknode->{rect}->{height}, 30, 'dock node has unchanged height');

#####################################################################
# regression test: transient dock client
#####################################################################

my $fwindow = $x->root->create_child(
    class => WINDOW_CLASS_INPUT_OUTPUT,
    rect => [ 0, 0, 30, 30],
    background_color => '#FF0000',
    window_type => $x->atom(name => '_NET_WM_WINDOW_TYPE_DOCK'),
);

$fwindow->transient_for($window);
$fwindow->map;

sleep 0.25;

does_i3_live;

done_testing;