public void AddCredentials_WithHttpWebRequestAdapterAndBasicEsendexCredentials()
{
// Arrange
EsendexCredentials credentials = new EsendexCredentials("username", "password");
IHttpWebRequestAdapter httpRequest = new HttpWebRequestAdapter(uri);
// Act
helper.AddCredentials(httpRequest, credentials);
// Assert
string username = httpRequest.Credentials.GetCredential(uri, "Basic").UserName;
string password = httpRequest.Credentials.GetCredential(uri, "Basic").Password;
Assert.AreEqual(credentials.Username, username);
Assert.AreEqual(credentials.Password, password);
}