public void LoadCredentialsFromXmlFile()
{
const string fileName = "TestLoad.xml";
//Save the file
var accessSaveCredentialsObjectUnderTest = new AccessCredentials(TestConsumerKey, TestConsumerSecret, TestAccessToken, AccessTokenSecret);
accessSaveCredentialsObjectUnderTest.Save(fileName);
//Load from file, new object
var accessCredentialsObjectUnderTest = new AccessCredentials(fileName);
accessCredentialsObjectUnderTest.Load(fileName);
//Assert
Assert.AreEqual(accessCredentialsObjectUnderTest.AccessToken, accessSaveCredentialsObjectUnderTest.AccessToken);
Assert.AreEqual(accessCredentialsObjectUnderTest.AccessTokenSecret, accessSaveCredentialsObjectUnderTest.AccessTokenSecret);
Assert.AreEqual(TestConsumerKey, accessCredentialsObjectUnderTest.ConsumerKey);
Assert.AreEqual(accessCredentialsObjectUnderTest.ConsumerSecret, accessSaveCredentialsObjectUnderTest.ConsumerSecret);
}