refactor dir, added integration test for feature

tests/unit_tests/test_comp_date.py

@@ -0,0 +1,22 @@
+
+class TestDate:
+    '''
+    test the booking for the past competitions
+    '''
+
+    def test_should_not_display_book_link_for_past_competitions(self, connect):
+        '''
+        test that the booking link isn't displayed when competition date is older than today
+        '''
+        li = connect.find_all("li")
+        assert not li[0].a
+        assert li[1].a
+
+    def test_forged_url_on_past_competition_should_raise_flash(self, client):
+        '''
+        test that a flash warning occur when trying to connect to an URL on an old competition
+        '''
+        url = '/book/Spring Festival/Iron Temple'
+        response = client.get(url)
+        assert "You cannot book for a past competition" in response.data.decode()
+