How to set credentials in testing new extractor

[fauresystems]

Checklist

• [ x] I'm asking a question
• [x ] I've looked through the README and FAQ for similar questions
• [x ] I've searched the bugtracker for similar questions including closed ones

Question

I create a branch and added YourExtractor, it works.
I want to add a test URL which requires user/passsword: https://fr.pornhubpremium.com/view_video.php?viewkey=ph5cd051fa7a6fc

How do I add the credentials to run :
test/test_download.py TestDownload.test_YourExtractor

[dstftw]

Add to params

youtube-dl/youtube_dl/YoutubeDL.py

Lines 142 to 143 in b85eae0

	username: Username for authentication purposes.
	password: Password for authentication purposes.