This test case is for https://bugs.webkit.org/show_bug.cgi?id=84214
This test case is aming at testing video loading with http authentication challenge. To use this test case you should setup your apache2 http server
with http authentication support first.
Ways to setup the apache2 http server with http authentication support
Add "AllowOverride AuthConfig" to <Directory> setting in your site configuration file;
Create the password file using command: htpasswd -c <passord_filename> <username>, and put this file into <ServerRoot>;
Create a directory under your server <Directory>, and create the file .htaccess in this directory;
Configure the .htaccess file with the following content: