public void Should_clear_dispatched_messages_after_given_expiry()
        {
            var storage = new InMemoryOutboxStorage();

            var messageId = "myId";

            var beforeStore = DateTime.UtcNow;

            storage.Store(messageId, new List<TransportOperation> { new TransportOperation("x", null, null, null) });

            OutboxMessage message;

            storage.SetAsDispatched(messageId);

            storage.RemoveEntriesOlderThan(beforeStore);
            
            Assert.True(storage.TryGet(messageId, out message));

            storage.RemoveEntriesOlderThan(DateTime.UtcNow);

            Assert.False(storage.TryGet(messageId, out message));
        }
        public void Should_not_remove_non_dispatched_messages()
        {
            var storage = new InMemoryOutboxStorage();

            var messageId = "myId";

            storage.Store(messageId, new List<TransportOperation> { new TransportOperation("x", null, null, null) });

            OutboxMessage message;

            storage.RemoveEntriesOlderThan(DateTime.UtcNow);

            Assert.True(storage.TryGet(messageId, out message));
        }