public async Task CreateFolderWorks()
{
var folderName = "Test";
var folderOne = await TestRootFolder.CreateDirectoryAsync(folderName);
var folders = await TestRootFolder.EnumerateDirectoriesAsync();
var items = await TestRootFolder.EnumerateItemsAsync();
Assert.Collection(folders, d => Assert.Equal(folderOne, d));
Assert.Single(items);
var item = await TestRootFolder.GetDirectoryAsync(folderName);
Assert.NotNull(item);
item = await TestRootFolder.GetDirectoryAsync("notExistent");
Assert.Null(item);
}