client.create("/grimm/hansel", "child");
client.create("/grimm/gretel", "child");
client.delete("/grimm/hansel");
client.delete("/grimm/gretel");
mock.await(5, TimeUnit.SECONDS);
mock.assertIsSatisfied();
validateExchangesContainListings(mock, createChildListing(), createChildListing("hansel"), createChildListing("hansel", "gretel"), createChildListing("gretel"),
createChildListing());