public async Task ReadFileAsStringTestAsync()
{
// Write file to blob store
string fileName = "storageTest.txt";
string expected = "ReadFileAsStringTest text for testing";
UploadFileHelper(fileName, expected);
IStorageService storageService = new BlobStorageService(_connectionString, _testContainerName);
string actual = await storageService.ReadFileAsStringAsync(fileName);
Assert.Equal(expected, actual);
}