public void GetAvailabletopicsTest()
{
// TODO: add unit test for the method 'GetAvailabletopics'
List <string> expand = null; // TODO: replace null with proper value
var response = instance.GetAvailabletopics(expand);
Assert.IsInstanceOf <AvailableTopicEntityListing> (response, "response is AvailableTopicEntityListing");
}