1. First Create the environment variable of pear:
check where u install the php /usr/local/php/bin/
2. open the file : /etc/environment
3. add the path in PATH
4. logout (otherwise environment not reflect)
5. sudo /usr/local/php/bin/pear channel-discover pear.phpunit.de
6. if after the above command he is asking for upgrade the pear:
7. use this command : sudo usr/local/php/bin/pear upgrade PEAR
8.
sudo usr/local/php/bin/pear install phpunit/PHPUnit now start programming.
