3 commits

Author	SHA1	Message	Date
Rishabh Saxena	f00e051eff	refactor payment#purchase method, improve environment variable names	2016-07-21 10:15:17 +05:30
Rishabh Saxena	c4d934d711	refactor payment model and its tests	2016-07-19 12:40:16 +05:30
Rishabh Saxena	38ae24c6b3	add more tests	2016-07-11 23:34:00 +05:30