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#!perl
# vim:ts=4:sw=4:expandtab
#
# Please read the following documents before working on tests:
# • https://build.i3wm.org/docs/testsuite.html
# (or docs/testsuite)
#
# • https://build.i3wm.org/docs/lib-i3test.html
# (alternatively: perldoc ./testcases/lib/i3test.pm)
#
# • https://build.i3wm.org/docs/ipc.html
# (or docs/ipc)
#
# • https://i3wm.org/downloads/modern_perl_a4.pdf
# (unless you are already familiar with Perl)
#
# Verifies that the _NET_ACTIVE_WINDOW message only changes focus when the
# window is on a visible workspace and that focus changes properly update this
# property on the root window.
# ticket #774, bug still present in commit 1e49f1b08a3035c1f238fcd6615e332216ab582e
# ticket #1136, bug still present in commit fd07f989fdf441ef335245dd3436a70ff60e8896
use i3test;
sub send_net_active_window {
my ($id, $source) = @_;
$source = (((defined $source) && ($source eq 'pager')) ? 2 : 0);
my $msg = pack "CCSLLLLLLL",
X11::XCB::CLIENT_MESSAGE, # response_type
32, # format
0, # sequence
$id, # destination window
$x->atom(name => '_NET_ACTIVE_WINDOW')->id,
$source,
0,
0,
0,
0;
$x->send_event(0, $x->get_root_window(), X11::XCB::EVENT_MASK_SUBSTRUCTURE_REDIRECT, $msg);
sync_with_i3;
}
sub get_net_active_window {
my $cookie = $x->get_property(
0,
$x->get_root_window(),
$x->atom(name => '_NET_ACTIVE_WINDOW')->id,
$x->atom(name => 'WINDOW')->id,
0,
4096,
);
my $reply = $x->get_property_reply($cookie->{sequence});
my $len = $reply->{length};
return -1 if $len == 0;
return unpack("L", $reply->{value});
}
my $ws1 = fresh_workspace;
my $win1 = open_window;
my $win2 = open_window;
################################################################################
# Ensure that the _NET_ACTIVE_WINDOW ClientMessage works when windows are visible
################################################################################
is($x->input_focus, $win2->id, 'window 2 has focus');
send_net_active_window($win1->id);
is($x->input_focus, $win1->id, 'window 1 has focus');
################################################################################
# Switch to a different workspace and ensure sending the _NET_ACTIVE_WINDOW
# ClientMessage switches to that workspaces only if source indicates it is a
# pager and otherwise sets the urgent hint.
################################################################################
my $ws2 = fresh_workspace;
my $win3 = open_window;
is($x->input_focus, $win3->id, 'window 3 has focus');
send_net_active_window($win1->id, 'pager');
is($x->input_focus, $win1->id, 'focus switched to window 1 when message source was a pager');
cmd '[id="' . $win3->id . '"] focus';
send_net_active_window($win1->id);
is($x->input_focus, $win3->id,
'focus did not switch to window 1 on a hidden workspace when message source was an application');
ok(get_ws($ws1)->{urgent}, 'urgent hint set on ws 1');
################################################################################
# Make sure the ClientMessage only works with managed windows, and specifying a
# window that is not managed does not crash i3 (#774)
################################################################################
my $dock = open_window(window_type => $x->atom(name => '_NET_WM_WINDOW_TYPE_DOCK'));
send_net_active_window($dock->id);
does_i3_live;
is($x->input_focus, $win3->id, 'dock did not get input focus');
send_net_active_window($x->get_root_window());
does_i3_live;
is($x->input_focus, $win3->id, 'root window did not get input focus');
################################################################################
# Move a window to the scratchpad, send a _NET_ACTIVE_WINDOW for it and verify
# that focus is still unchanged.
################################################################################
my $scratch = open_window;
is($x->input_focus, $scratch->id, 'to-scratchpad window has focus');
cmd 'move scratchpad';
is($x->input_focus, $win3->id, 'focus reverted to window 3');
send_net_active_window($scratch->id);
is($x->input_focus, $win3->id, 'window 3 still focused');
################################################################################
# A scratchpad window should be shown if _NET_ACTIVE_WINDOW from a pager
# is received.
################################################################################
$scratch = open_window;
is($x->input_focus, $scratch->id, 'to-scratchpad window has focus');
cmd 'move scratchpad';
is($x->input_focus, $win3->id, 'focus reverted to window 3');
send_net_active_window($scratch->id, 'pager');
is($x->input_focus, $scratch->id, 'scratchpad window is shown');
################################################################################
# Send a _NET_ACTIVE_WINDOW ClientMessage for a window behind a fullscreen
# window
################################################################################
$ws1 = fresh_workspace;
$win1 = open_window;
$win2 = open_window;
cmd 'fullscreen enable';
is_num_fullscreen($ws1, 1, '1 fullscreen window in workspace');
send_net_active_window($win1->id);
is($x->input_focus, $win1->id, 'window behind fullscreen window is now focused');
is_num_fullscreen($ws1, 0, 'no fullscreen windows in workspace');
################################################################################
# Verify that the _NET_ACTIVE_WINDOW property is updated on the root window
# correctly.
################################################################################
fresh_workspace;
sync_with_i3;
is(get_net_active_window(), 0, 'workspace content focus is indicated by the root property as "None" window');
my $win4 = open_window;
cmd '[id="' . $win4->id . '"] focus';
sync_with_i3;
is(get_net_active_window(), $win4->id, 'window 4 is indicated as focused by the root property');
# make a branch
open_window;
open_window;
cmd 'split h';
open_window;
cmd 'focus parent';
sync_with_i3;
is(get_net_active_window(), 0, 'branch focus is indicated by the root property as "None" window');
done_testing;
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