;
                var nextBounds = nextNode.getBoundingClientRect();
                assert_equals(nextBounds.left - targetBounds.right, 0, "the left edge of the orange box touches the right edge of the blue box");
            } catch (e) {
                node.previousElementSibling.classList.add("fail");
                throw e;
            }
        }, title);
    });
    done();
}
</script>
