Implement test_queue_filter_sla_breached() function

Author: AAdewunmi

tests/test_queue_api.py

@@ -93,4 +93,24 @@ def test_queue_orders_breached_then_due_soon_then_priority_then_age(api_client):
 
     assert ids[0] == breached_claim.id
     assert ids[1] == due_soon_claim.id
-    assert ids.index(normal_old_high.id) < ids.index(normal_old_normal.id)
+    assert ids.index(normal_old_high.id) < ids.index(normal_old_normal.id)
+
+
+@pytest.mark.django_db
+def test_queue_filter_sla_breached(api_client):
+    """sla=breached filter should return only breached items."""
+    user = User.objects.create_user(username="queue_user2", password="password123")
+    api_client.force_authenticate(user=user)
+
+    policy = PolicyFactory()
+    c1 = Claim.objects.create(policy=policy, claim_type=Claim.Type.CLAIM, priority=Claim.Priority.NORMAL, summary="B", created_by="x")
+    SlaClock.objects.create(claim=c1, started_at=c1.created_at, due_at=timezone.now() - timedelta(hours=1))
+
+    c2 = Claim.objects.create(policy=policy, claim_type=Claim.Type.CLAIM, priority=Claim.Priority.NORMAL, summary="OK", created_by="x")
+    SlaClock.objects.create(claim=c2, started_at=c2.created_at, due_at=timezone.now() + timedelta(days=1))
+
+    url = reverse("queue-claims")
+    resp = api_client.get(url, data={"sla": "breached"})
+    assert resp.status_code == 200
+    ids = {item["id"] for item in resp.json()}
+    assert ids == {c1.id}