diff --git a/testcases/t/13-urgent.t b/testcases/t/13-urgent.t
new file mode 100644
index 00000000..c23ee060
--- /dev/null
+++ b/testcases/t/13-urgent.t
@@ -0,0 +1,55 @@
+#!perl
+# vim:ts=4:sw=4:expandtab
+# Beware that this test uses workspace 9 to perform some tests (it expects
+# the workspace to be empty).
+# TODO: skip it by default?
+
+use Test::More tests => 9;
+use Test::Deep;
+use X11::XCB qw(:all);
+use Data::Dumper;
+use Time::HiRes qw(sleep);
+use FindBin;
+use Digest::SHA1 qw(sha1_base64);
+use lib "$FindBin::Bin/lib";
+use i3test;
+
+BEGIN {
+    use_ok('IO::Socket::UNIX') or BAIL_OUT('Cannot load IO::Socket::UNIX');
+    use_ok('X11::XCB::Connection') or BAIL_OUT('Cannot load X11::XCB::Connection');
+}
+
+my $x = X11::XCB::Connection->new;
+
+my $sock = IO::Socket::UNIX->new(Peer => '/tmp/i3-ipc.sock');
+isa_ok($sock, 'IO::Socket::UNIX');
+
+# Switch to the nineth workspace
+$sock->write(i3test::format_ipc_command("9"));
+
+sleep 0.25;
+
+#####################################################################
+# Create two windows and put them in stacking mode
+#####################################################################
+
+my $top = i3test::open_standard_window($x);
+sleep 0.25;
+my $bottom = i3test::open_standard_window($x);
+sleep 0.25;
+
+$sock->write(i3test::format_ipc_command("s"));
+sleep 0.25;
+
+#####################################################################
+# Add the urgency hint, switch to a different workspace and back again
+#####################################################################
+$top->add_hint('urgency');
+sleep 1;
+
+$sock->write(i3test::format_ipc_command("1"));
+sleep 0.25;
+$sock->write(i3test::format_ipc_command("9"));
+sleep 0.25;
+$sock->write(i3test::format_ipc_command("1"));
+sleep 1;