#!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)
+#
# Tests splitting
#
use i3test;
-use X11::XCB qw(:all);
+use List::Util qw(first);
-my $tmp = fresh_workspace;
-
-my $ws = get_ws($tmp);
-is($ws->{orientation}, 'horizontal', 'orientation horizontal by default');
-cmd 'split v';
-$ws = get_ws($tmp);
-is($ws->{orientation}, 'vertical', 'split v changes workspace orientation');
+my $tmp;
+my $ws;
-######################################################################
+################################################################################
# Open two containers, split, open another container. Then verify
# the layout is like we expect it to be
-######################################################################
-cmd 'open';
-cmd 'open';
-my $content = get_ws_content($tmp);
+################################################################################
-is(@{$content}, 2, 'two containers on workspace level');
-my $first = $content->[0];
-my $second = $content->[1];
+sub verify_split_layout {
+ my (%args) = @_;
-is(@{$first->{nodes}}, 0, 'first container has no children');
-is(@{$second->{nodes}}, 0, 'second container has no children (yet)');
-my $old_name = $second->{name};
+ $tmp = fresh_workspace;
+ $ws = get_ws($tmp);
+ is($ws->{layout}, 'splith', 'orientation horizontal by default');
+ cmd 'split v';
+ $ws = get_ws($tmp);
+ is($ws->{layout}, 'splitv', 'split v changes workspace orientation');
-cmd 'split h';
-cmd 'open';
+ cmd 'open';
+ cmd 'open';
+ my $content = get_ws_content($tmp);
+
+ is(@{$content}, 2, 'two containers on workspace level');
+ my $first = $content->[0];
+ my $second = $content->[1];
-$content = get_ws_content($tmp);
+ is(@{$first->{nodes}}, 0, 'first container has no children');
+ is(@{$second->{nodes}}, 0, 'second container has no children (yet)');
+ my $old_name = $second->{name};
-is(@{$content}, 2, 'two containers on workspace level');
-$first = $content->[0];
-$second = $content->[1];
+ cmd $args{split_command};
+ cmd 'open';
-is(@{$first->{nodes}}, 0, 'first container has no children');
-isnt($second->{name}, $old_name, 'second container was replaced');
-is($second->{orientation}, 'horizontal', 'orientation is horizontal');
-is(@{$second->{nodes}}, 2, 'second container has 2 children');
-is($second->{nodes}->[0]->{name}, $old_name, 'found old second container');
+ $content = get_ws_content($tmp);
+
+ is(@{$content}, 2, 'two containers on workspace level');
+ $first = $content->[0];
+ $second = $content->[1];
+
+ is(@{$first->{nodes}}, 0, 'first container has no children');
+ isnt($second->{name}, $old_name, 'second container was replaced');
+ is($second->{layout}, 'splith', 'orientation is horizontal');
+ is(@{$second->{nodes}}, 2, 'second container has 2 children');
+ is($second->{nodes}->[0]->{name}, $old_name, 'found old second container');
+}
+
+verify_split_layout(split_command => 'split h');
+verify_split_layout(split_command => 'split horizontal');
# TODO: extend this test-case (test next/prev)
# - wrapping (no horizontal switch possible, goes level-up)
$tmp = fresh_workspace;
$ws = get_ws($tmp);
-is($ws->{orientation}, 'horizontal', 'orientation horizontal by default');
+is($ws->{layout}, 'splith', 'orientation horizontal by default');
cmd 'split v';
$ws = get_ws($tmp);
-is($ws->{orientation}, 'vertical', 'split v changes workspace orientation');
+is($ws->{layout}, 'splitv', 'split v changes workspace orientation');
cmd 'open';
my @content = @{get_ws_content($tmp)};
my $count = sum_nodes(\@content);
is($count, $old_count, 'not more windows after splitting again');
+######################################################################
+# In the special case of being inside a stacked or tabbed container, we don’t
+# want this to happen.
+######################################################################
+
+$tmp = fresh_workspace;
+
+cmd 'open';
+@content = @{get_ws_content($tmp)};
+is(scalar @content, 1, 'Precisely one container on this ws');
+cmd 'layout stacked';
+@content = @{get_ws_content($tmp)};
+is(scalar @content, 1, 'Still one container on this ws');
+is(scalar @{$content[0]->{nodes}}, 1, 'Stacked con has one child node');
+
+cmd 'split h';
+cmd 'open';
+@content = @{get_ws_content($tmp)};
+is(scalar @content, 1, 'Still one container on this ws');
+is(scalar @{$content[0]->{nodes}}, 1, 'Stacked con still has one child node');
+
+################################################################################
+# When focusing the workspace, changing the layout should have an effect on the
+# workspace, not on the parent (CT_CONTENT) container.
+################################################################################
+
+sub get_output_content {
+ my $tree = i3(get_socket_path())->get_tree->recv;
+
+ my @outputs = grep { $_->{name} !~ /^__/ } @{$tree->{nodes}};
+ is(scalar @outputs, 1, 'exactly one output (testcase not multi-monitor capable)');
+ my $output = $outputs[0];
+ # get the first (and only) CT_CON
+ return first { $_->{type} eq 'con' } @{$output->{nodes}};
+}
+
+$tmp = fresh_workspace;
+
+cmd 'open';
+cmd 'split v';
+cmd 'open';
+cmd 'focus parent';
+is(get_output_content()->{layout}, 'splith', 'content container layout ok');
+cmd 'layout stacked';
+is(get_output_content()->{layout}, 'splith', 'content container layout still ok');
+
+######################################################################
+# Splitting a workspace that has more than one child
+######################################################################
+
+$tmp = fresh_workspace;
+
+cmd 'open';
+cmd 'open';
+cmd 'focus parent';
+cmd 'split v';
+cmd 'open';
+
+my $content = get_ws_content($tmp);
+my $fst = $content->[0];
+my $snd = $content->[1];
+
+is(@{$content}, 2, 'two containers on workspace');
+is(@{$fst->{nodes}}, 2, 'first child has two children');
+is(@{$snd->{nodes}}, 0, 'second child has no children');
+
done_testing;