tests added.

Author: dapper91

Pipfile

@@ -4,6 +4,10 @@ url = "https://pypi.org/simple"
 verify_ssl = true
 
 [dev-packages]
+pytest = "~=6.0"
+pytest-cov = "~=2.0"
+freezegun = "~=0.0"
+flake8 = "~=3.0"
 
 [packages]
 tzlocal = "~=2.0"