how use my kaldi model to convert test.wav file to text

I have finished training a new model using the following example in the link below
https://github.com/KYJun/kaldi_tutorial
 How can I use it in speech recognition I have test.wav  
how use my model to convert test.wav file to text
what the code to do that 
help help!!!!!!!
help!!!!!!!!!!!!!!!
Where can I find the answer this year? Should I search for Mars?