public async Task GetAllAsync_Should_Return_NotFound()
{
const int skip = 1;
const int take = 2;
_historyService.Setup(service => service.GetAllAsync(It.IsAny <int>(), It.IsAny <int>()))
.ReturnsAsync(new HistoryItem[0]);
var actual = await _historyController.GetAllAsync(skip, take).ConfigureAwait(false);
var notFound = actual as NotFoundResult;
_historyService.Verify(
service => service.GetAllAsync(It.Is <int>(i => i == skip), It.Is <int>(i => i == take)),
Times.Once);
Assert.NotNull(notFound);
}