Implemented tests for all policy rules.

back/backend/policy.py

@@ -1,8 +1,11 @@
-from datetime import date
+import datetime
 
 #### Classes for policy, sections. Do not edit these.
 #####################################################
 
+def to_date(iso8601):
+    return datetime.datetime.strptime(iso8601, "%Y-%m-%d")
+
 class Policy():
     """
     Represents the policy for the company/organization.
@@ -127,17 +130,17 @@ def lowest_fare_rule(report, fields):
         maximum = lowest_fare + 350
     else:
         maximum = lowest_fare + 600
-    if fields['preferred_fare'] > maximum:
+    if fields['preferred_flight_fare'] > maximum:
         return "For the lowest fare you have provided, your maximum in-policy fare amount is {} USD.".format(maximum)
     return None
 
 planning_section.add_rule(title="Lowest fare check", rule=lowest_fare_rule)
 
 def departure_date_limit_rule(report, fields):
-    days_to_departure = date(fields['departure_date']) - date(fields['screenshot_date'])
-    if days_to_departure < 14:
+    days_to_departure = to_date(fields['departure_date']) - to_date(fields['screenshot_date'])
+    if days_to_departure < datetime.timedelta(days=14):
         return "Flights must be booked at least 14 days in advance."
-    if days_to_departure > 365:
+    if days_to_departure > datetime.timedelta(days=365):
         return "Flights must be booked no more than 365 days in advance."
     return None
 
@@ -173,9 +176,9 @@ def actual_fare_limit_rule(report, fields):
 flight_section.add_rule(title="Fare limits", rule=actual_fare_limit_rule)
 
 def request_date_rule(report, fields):
-    now = date.today()
-    last_travel = date(fields['return_date'])
-    if now - last_travel > 90:
+    now = datetime.datetime.now()
+    last_travel = to_date(fields['return_date'])
+    if now - last_travel > datetime.timedelta(days=90):
         return "Reimbursement requests must be made within 90 days of the last day of travel."
     return None
 
@@ -198,9 +201,9 @@ lodging_section = Section(
 )
 
 def nightly_rate_check(report, fields):
-    checkin_date = date(fields['check_in_date'])
-    checkout_date = date(fields['check_out_date'])
-    duration = checkout_date - checkin_date
+    check_in_date = to_date(fields['check_in_date'])
+    check_out_date = to_date(fields['check_out_date'])
+    duration = (check_out_date - check_in_date).days
     if fields['cost'] > duration * fields['per_diem_rate']:
         return "The average nightly rate cannot exceed the U.S. GSA rate."
     return None

back/backend/test.py

@@ -1,3 +0,0 @@
-from policy import pol
-
-print(pol)

back/backend/test_policy.py

@@ -0,0 +1,81 @@
+from django.test import TestCase
+from .policy import pol
+from unittest import mock
+
+class PolicyTests(TestCase):
+    report = {"key":"value"}
+
+    def test_general_section_pre_post_trip_check(self):
+        fields = {'after_trip':True}
+        result = pol.sections[0].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "If you have already take the trip your request will require special approval by the administrator. You may skip the following 'Pre-trip Planning' section.")
+
+    def test_pre_flight_section_fare_limit_domestic(self):
+        fields = {'preferred_flight_fare':751,'international_flight':False}
+        result = pol.sections[1].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "Fares for domestic flights over 750 USD require Conservancy pre-approval, even if other policy conditions have been met.")
+
+    def test_pre_flight_section_fare_limit_international(self):
+        fields = {'preferred_flight_fare':1651,'international_flight':True}
+        result = pol.sections[1].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "Fares for international flights over 1,650 USD require Conservancy pre-approval, even if other policy conditions have been met.")
+
+    def test_pre_flight_section_lowest_fare_check_less_than_zero(self):
+        fields = {'lowest_fare_duration':10,'preferred_flight_duration':11,'lowest_fare':100,'preferred_flight_fare':1000}
+        result = pol.sections[1].rules[1]['rule'](self.report, fields)
+        self.assertEqual(result, "For the lowest fare you have provided, your maximum in-policy fare amount is 200 USD.")
+
+    def test_pre_flight_section_lowest_fare_check_less_than_three(self):
+        fields = {'lowest_fare_duration':10,'preferred_flight_duration':8,'lowest_fare':100,'preferred_flight_fare':1000}
+        result = pol.sections[1].rules[1]['rule'](self.report, fields)
+        self.assertEqual(result, "For the lowest fare you have provided, your maximum in-policy fare amount is 200 USD.")
+
+    def test_pre_flight_section_lowest_fare_check_less_than_six(self):
+        fields = {'lowest_fare_duration':10,'preferred_flight_duration':5,'lowest_fare':100,'preferred_flight_fare':1000}
+        result = pol.sections[1].rules[1]['rule'](self.report, fields)
+        self.assertEqual(result, "For the lowest fare you have provided, your maximum in-policy fare amount is 300 USD.")
+
+    def test_pre_flight_section_lowest_fare_check_less_than_ten(self):
+        fields = {'lowest_fare_duration':10,'preferred_flight_duration':2,'lowest_fare':100,'preferred_flight_fare':1000}
+        result = pol.sections[1].rules[1]['rule'](self.report, fields)
+        self.assertEqual(result, "For the lowest fare you have provided, your maximum in-policy fare amount is 450 USD.")
+
+    def test_pre_flight_section_lowest_fare_check_other(self):
+        fields = {'lowest_fare_duration':12,'preferred_flight_duration':1,'lowest_fare':100,'preferred_flight_fare':1000}
+        result = pol.sections[1].rules[1]['rule'](self.report, fields)
+        self.assertEqual(result, "For the lowest fare you have provided, your maximum in-policy fare amount is 700 USD.")
+
+    def test_pre_flight_section_departure_date_too_late(self):
+        fields = {'departure_date':'2019-03-13','screenshot_date':'2019-03-01'}
+        result = pol.sections[1].rules[2]['rule'](self.report, fields)
+        self.assertEqual(result, "Flights must be booked at least 14 days in advance.")
+
+    def test_pre_flight_section_departure_date_too_early(self):
+        fields = {'departure_date':'2020-03-10','screenshot_date':'2019-03-01'}
+        result = pol.sections[1].rules[2]['rule'](self.report, fields)
+        self.assertEqual(result, "Flights must be booked no more than 365 days in advance.")
+
+    def test_flight_info_section_fare_limit_domestic(self):
+        fields = {'fare':751,'international_flight':False}
+        result = pol.sections[2].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "Fares for domestic flights over 750 USD require Conservancy pre-approval, even if other policy conditions have been met.")
+
+    def test_flight_info_section_fare_limit_international(self):
+        fields = {'fare':1651,'international_flight':True}
+        result = pol.sections[2].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "Fares for international flights over 1,650 USD require Conservancy pre-approval, even if other policy conditions have been met.")
+
+    def test_flight_info_section_request_date(self):
+        fields = {'return_date':'2018-01-01'}
+        result = pol.sections[2].rules[1]['rule'](self.report, fields)
+        self.assertEqual(result, "Reimbursement requests must be made within 90 days of the last day of travel.")
+ 
+    def test_hotels_lodging_section_average_nightly_rate(self):
+        fields = {'check_in_date':'2019-03-01','check_out_date':'2019-03-11','cost':1100,'per_diem_rate':100}
+        result = pol.sections[3].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "The average nightly rate cannot exceed the U.S. GSA rate.")
+
+    def test_other_expenses_section_per_diem_check(self):
+        fields = {'rate':100,'full_days':3,'partial_days':2,'cost':451}
+        result = pol.sections[5].rules[0]['rule'](self.report, fields)
+        self.assertEqual(result, "You may only request a maximum of 450.0 USD for the rate and trip duration provided.")

back/backend/tests.py

@@ -1,3 +0,0 @@
-from django.test import TestCase
-
-# Create your tests here.