async&unit-test: Simple Result

MyBusinessLogic-1.cs

public string AwesomeBusinessOperation()
{
    var firstPart = TakesALongTimeToProcess("Tons");
    var secondPart = TakesALongTimeToProcess(firstPart+" of ");
    var result = TakesALongTimeToProcess(secondPart+"money");
    return result;
}

private string TakesALongTimeToProcess(string word)
{
    // This operation takes a while
    Thread.Sleep(1000);
    return word;
}

MyBusinessLogic-2.cs

public async Task<string> AwesomeBusinessOperationAsync()
{
    var firstPart = await TakesALongTimeToProcessAsync("Tons");
    var secondPart = await TakesALongTimeToProcessAsync(firstPart + " to ");
    var result = await TakesALongTimeToProcessAsync(secondPart + "money");
    return result;
}

private Task<string> TakesALongTimeToProcessAsync(string word)
{
    // Remember, this is just a simulation
    // Usually you would use some other async API here
    return TaskEx.Run(() =>
                   {
                       // This operation takes a while
                       Thread.Sleep(1000);
                       return word;

                   });
}

MyBusinessLogicTest-1.cs

[Test]
public void ExpectTonsOfMoney(){
    var toTest = new MyBusinessLogic();
    var result = toTest.AwesomeBusinessOperation();
    Assert.AreEqual("Tons of money",result);
}

MyBusinessLogicTest-2.cs

[Test]
public void ExpectTonsOfMoney(){
    var toTest = new MyBusinessLogic();
    var result = toTest.AwesomeBusinessOperationAsync();
    Assert.AreEqual("Tons of money",result.Result);
}