Adding tests

We need to test that the start/end dates are using the period's start/end boundaries correctly

features/read_api/relative_date_ranges.feature

@@ -0,0 +1,19 @@
+@use_read_api_client
+Feature: relative date queries for read api
+
+    Scenario: querying for data when given one point and a positive delta
+        Given "licensing_2.json" is in "foo" bucket
+          and bucket setting raw_queries_allowed is true
+         when I go to "/foo?date=2012-12-12T01:01:02%2B00:00&delta=1&period=week"
+         then I should get back a status of "200"
+          and the JSON should have "1" results
+          and the "1st" result should be "{"_start_at": "2012-12-10T00:00:00+00:00", "_end_at": "2012-12-17T00:00:00+00:00", "_count": 4.0}"
+
+    Scenario: querying for data when given one point and a negative delta
+        Given "licensing_2.json" is in "foo" bucket
+          and bucket setting raw_queries_allowed is true
+         when I go to "/foo?date=2012-12-12T01:01:02%2B00:00&delta=-1&period=week"
+         then I should get back a status of "200"
+          and the JSON should have "1" results
+          and the "1st" result should be "{"_start_at": "2012-12-10T00:00:00+00:00", "_end_at": "2012-12-17T00:00:00+00:00", "_count": 4.0}"
+

tests/read/test_parse_request_args.py

@@ -144,11 +144,26 @@ def test_one_collect_is_parsed_with_custom_method(self):
 
         assert_that(args['collect'], is_([("some_key", "mean")]))
 
+    @freeze_time('2014-01-09 00:00:00')
+    def test_now_and_positive_delta_sets_start_end_window(self):
+        request_args = MultiDict([
+            ('period', 'day'),
+            ('delta', '3'),
+        ])
+
+        args = parse_request_args(request_args)
+
+        assert_that(args['start_at'], is_(
+            datetime(2014, 1, 9, 0, 0, 0, tzinfo=pytz.UTC)))
+
+        assert_that(args['end_at'], is_(
+            datetime(2014, 1, 12, 0, 0, 0, tzinfo=pytz.UTC)))
+
     @freeze_time('2014-01-09 00:00:00')
     def test_now_and_negative_delta_sets_start_end_window(self):
         request_args = MultiDict([
             ('period', 'day'),
-            ('delta', -3),
+            ('delta', '-3'),
         ])
 
         args = parse_request_args(request_args)
@@ -159,11 +174,26 @@ def test_now_and_negative_delta_sets_start_end_window(self):
         assert_that(args['end_at'], is_(
             datetime(2014, 1, 9, 0, 0, 0, tzinfo=pytz.UTC)))
 
-    @freeze_time('2014-01-09 00:00:00')
-    def test_now_and_positive_delta_sets_start_end_window(self):
+    def test_date_off_boundary_and_positive_delta_sets_start_end_window(self):
+        request_args = MultiDict([
+            ('date', '2014-01-09T01:02:03+00:00'),
+            ('period', 'day'),
+            ('delta', '3'),
+        ])
+
+        args = parse_request_args(request_args)
+
+        assert_that(args['start_at'], is_(
+            datetime(2014, 1, 9, 0, 0, 0, tzinfo=pytz.UTC)))
+
+        assert_that(args['end_at'], is_(
+            datetime(2014, 1, 12, 0, 0, 0, tzinfo=pytz.UTC)))
+
+    def test_date_off_boundary_and_negative_delta_sets_start_end_window(self):
         request_args = MultiDict([
+            ('date', '2014-01-11T23:58:57+00:00'),
             ('period', 'day'),
-            ('delta', 3),
+            ('delta', '-3'),
         ])
 
         args = parse_request_args(request_args)