public async Task DeleteDirectoryAsync_CanDeleteFromSubDirectory()
        {
            // Arrange
            var fileName      = Path.Combine(Path.GetRandomFileName(), Path.GetRandomFileName());
            var directoryName = Path.GetRandomFileName();

            await AzureFileStorageTestHelper.CreateTestFileAsync(_fileShare, Path.Combine(directoryName, fileName));

            // Act
            await _sut.DeleteDirectoryAsync(directoryName);

            // Assert
            Assert.False(await AzureFileStorageTestHelper.DirectoryExistsAsync(_fileShare, directoryName));
        }