1 files changed, 31 insertions, 2 deletions
diff --git a/engagements/tests/test_views.py b/engagements/tests/test_views.py
index 017b96f..01d73c7 100644
--- a/engagements/tests/test_views.py
+++ b/engagements/tests/test_views.py
@@ -6,12 +6,41 @@ from django.test import RequestFactory
 from django.urls import reverse
 
 from engagements import models, views
-from engagements.models import EngagementStrategy, RegulatoryCycle, Organisation
-from engagements.utils import populate_database
+from engagements.models import EngagementStrategy, Organisation, RegulatoryCycle
+from engagements.utils import duration_formatter, populate_database
 
 pytestmark = pytest.mark.django_db
 
 
+def test_single_day_string():
+    """test date formatting for the summary box on the detail page"""
+    d1 = datetime.date(2024, 10, 10)
+    d2 = datetime.date(2024, 10, 10)
+    duration_str = duration_formatter(d1, d2)
+    assert duration_str == "10 October 2024 (1 day)"
+
+def test_multi_duration_string():
+    """test date formatting for the summary box on the detail page"""
+    d1 = datetime.date(2024, 10, 10)
+    d2 = datetime.date(2024, 10, 12)
+    duration_str = duration_formatter(d1, d2)
+    assert duration_str == "10-12 October 2024 (3 days)"
+
+def test_multi_duration_string_longer():
+    """test date formatting for the summary box on the detail page"""
+    d1 = datetime.date(2024, 10, 1)
+    d2 = datetime.date(2024, 10, 12)
+    duration_str = duration_formatter(d1, d2)
+    assert duration_str == "01-12 October 2024 (12 days)"
+
+def test_multi_duration_over_month_boundary_string():
+    """test date formatting for the summary box on the detail page"""
+    d1 = datetime.date(2024, 9, 30)
+    d2 = datetime.date(2024, 10, 1)
+    duration_str = duration_formatter(d1, d2)
+    assert duration_str == "30 September - 01 October 2024 (2 days)"
+
+
 @pytest.fixture
 def test_data():
     return populate_database()