/// <summary>
/// Tests the credential.
/// </summary>
/// <returns>true if valid credentials, false otherwise</returns>
private bool TestCredential()
{
bool isValidUserAccount = true;
if (this.radioDomainAccount.IsChecked.GetValueOrDefault(false))
{
isValidUserAccount = UserAccountHelper.ValidateServiceAccount();
}
return(isValidUserAccount);
}