1 files changed, 21 insertions, 0 deletions
diff --git a/tests/activities/templatetags/test_activity_tags.py b/tests/activities/templatetags/test_activity_tags.py
new file mode 100644
index 0000000..987c008
--- /dev/null
+++ b/tests/activities/templatetags/test_activity_tags.py
@@ -0,0 +1,21 @@
+from datetime import timedelta
+
+from django.utils import timezone
+
+from activities.templatetags.activity_tags import timedeltashort
+
+
+def test_timedeltashort_regress():
+    assert timedeltashort(None) == ""
+    assert timedeltashort("") == ""
+
+    value = timezone.now()
+
+    assert timedeltashort(value) == "0s"
+    assert timedeltashort(value - timedelta(seconds=2)) == "2s"
+    assert timedeltashort(value - timedelta(minutes=2)) == "2m"
+    assert timedeltashort(value - timedelta(hours=2)) == "2h"
+    assert timedeltashort(value - timedelta(days=2)) == "2d"
+    assert timedeltashort(value - timedelta(days=364)) == "364d"
+    assert timedeltashort(value - timedelta(days=365)) == "1y"
+    assert timedeltashort(value - timedelta(days=366)) == "1y"