private static void AssertFileGreater(string greaterFile, string lesserFile)
{
FileInfo greaterInfo = new FileInfo(greaterFile);
FileInfo lesserInfo = new FileInfo(lesserFile);
Assert.IsTrue(greaterInfo.Exists, greaterFile + " was not created.");
Assert.IsTrue(lesserInfo.Exists, lesserFile + " was not created.");
Assert.Greater(greaterInfo.Length, (double)lesserInfo.Length,
greaterFile + " was not longer than " + lesserFile);
}