diff --git a/testcases/t/251-sticky.t b/testcases/t/251-sticky.t
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+++ b/testcases/t/251-sticky.t
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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)
+#
+# Tests sticky windows.
+# Ticket: #1455
+use i3test;
+
+my ($ws, $focused);
+
+###############################################################################
+# 1: Given a sticky tiling container, when the workspace is switched, then
+#    nothing happens.
+###############################################################################
+fresh_workspace;
+open_window(wm_class => 'findme');
+cmd 'sticky enable';
+$ws = fresh_workspace;
+
+is(@{get_ws($ws)->{nodes}}, 0, 'tiling sticky container did not move');
+is(@{get_ws($ws)->{floating_nodes}}, 0, 'tiling sticky container did not move');
+cmd '[class="findme"] kill';
+
+###############################################################################
+# 2: Given a sticky floating container, when the workspace is switched, then
+#    the container moves to the new workspace.
+###############################################################################
+$ws = fresh_workspace;
+open_floating_window(wm_class => 'findme');
+$focused = get_focused($ws);
+cmd 'sticky enable';
+$ws = fresh_workspace;
+
+is(@{get_ws($ws)->{floating_nodes}}, 1, 'floating sticky container moved to new workspace');
+is(get_focused($ws), $focused, 'sticky container has focus');
+cmd '[class="findme"] kill';
+
+###############################################################################
+# 3: Given two sticky floating containers, when the workspace is switched,
+#    then both containers move to the new workspace.
+###############################################################################
+fresh_workspace;
+open_floating_window(wm_class => 'findme');
+cmd 'sticky enable';
+open_floating_window(wm_class => 'findme');
+cmd 'sticky enable';
+$ws = fresh_workspace;
+
+is(@{get_ws($ws)->{floating_nodes}}, 2, 'multiple sticky windows can be used at the same time');
+cmd '[class="findme"] kill';
+
+###############################################################################
+# 4: Given a sticky floating container and a tiling container on the target
+#    workspace, when the workspace is switched, then the tiling container is
+#    focused.
+###############################################################################
+$ws = fresh_workspace;
+open_window;
+$focused = get_focused($ws);
+fresh_workspace;
+open_floating_window(wm_class => 'findme');
+cmd 'sticky enable';
+cmd 'workspace ' . $ws;
+
+is(get_focused($ws), $focused, 'the tiling container has focus');
+cmd '[class="findme"] kill';
+
+###############################################################################
+
+done_testing;