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Add testcase for EWMH desktop viewport 

Test that the EWMH specified property _NET_DESKTOP_VIEWPORT is updated
properly on the root window. We interpret this as a list of x/y
coordinate pairs for the upper left corner of the respective outputs of
the workspaces.

This test is for this commit:

feature: implement ewmh desktop viewport property

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This commit is contained in:
Tony Crisci 2014-07-06 17:26:16 -04:00 committed by Michael Stapelberg
parent 704ccb1d25
commit b7f4ac769b
1 changed files with 92 additions and 0 deletions
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testcases/t/521-ewmh-desktop-viewport.t Normal file
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#!perl
# vim:ts=4:sw=4:expandtab
#
# Please read the following documents before working on tests:
# • http://build.i3wm.org/docs/testsuite.html
# (or docs/testsuite)
#
# • http://build.i3wm.org/docs/lib-i3test.html
# (alternatively: perldoc ./testcases/lib/i3test.pm)
#
# • http://build.i3wm.org/docs/ipc.html
# (or docs/ipc)
#
# • http://onyxneon.com/books/modern_perl/modern_perl_a4.pdf
# (unless you are already familiar with Perl)
#
# Test that the EWMH specified property _NET_DESKTOP_VIEWPORT is updated
# properly on the root window. We interpret this as a list of x/y coordinate
# pairs for the upper left corner of the respective outputs of the workspaces
# Ticket: #1241
use i3test i3_autostart => 0;
my $config = <<EOT;
# i3 config file (v4)
font -misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1
workspace 0 output fake-0
workspace 1 output fake-1
fake-outputs 1024x768+0+0,1024x768+1024+0
EOT
my $pid = launch_with_config($config);
sub get_desktop_viewport {
my $cookie = $x->get_property(
0,
$x->get_root_window(),
$x->atom(name => '_NET_DESKTOP_VIEWPORT')->id,
$x->atom(name => 'CARDINAL')->id,
0,
4096
);
my $reply = $x->get_property_reply($cookie->{sequence});
return 0 if $reply->{value_len} == 0;
my $len = $reply->{length};
return unpack ("L$len", $reply->{value});
}
# initialize the workspaces
cmd 'workspace 1';
cmd 'workspace 0';
my @expected_viewport = (0, 0, 1024, 0);
my @desktop_viewport = get_desktop_viewport;
is_deeply(\@desktop_viewport, \@expected_viewport,
'_NET_DESKTOP_VIEWPORT should be an array of x/y coordinate pairs for the upper left corner of the respective outputs of the workspaces');
cmd 'workspace 0';
open_window;
cmd 'workspace 3';
@expected_viewport = (0, 0, 0, 0, 1024, 0);
@desktop_viewport = get_desktop_viewport;
is_deeply(\@desktop_viewport, \@expected_viewport,
'it should be updated when a new workspace appears');
cmd 'rename workspace 3 to 2';
@expected_viewport = (0, 0, 0, 0, 1024, 0);
@desktop_viewport = get_desktop_viewport;
is_deeply(\@desktop_viewport, \@expected_viewport,
'it should stay up to date when a workspace is renamed');
cmd 'workspace 0';
@expected_viewport = (0, 0, 1024, 0);
@desktop_viewport = get_desktop_viewport;
is_deeply(\@desktop_viewport, \@expected_viewport,
'it should be updated when a workspace is emptied');
exit_gracefully($pid);
done_testing;