Add active & expired task order statuses

tests/models/test_task_order.py

@@ -1,9 +1,37 @@
 from atst.models.task_order import TaskOrder, Status
 
+from tests.factories import random_future_date, random_past_date
 
-def test_default_status():
+
+class TestTaskOrderStatus:
+
+    def test_pending_status(self):
+        to = TaskOrder()
+        assert to.status == Status.PENDING
+
+        to = TaskOrder(number='42', start_date=random_future_date())
+        assert to.status == Status.PENDING
+
+    def test_active_status(self):
+        to = TaskOrder(
+            number='42',
+            start_date=random_past_date(),
+            end_date=random_future_date(),
+        )
+        assert to.status == Status.ACTIVE
+
+    def test_expired_status(self):
+        to = TaskOrder(
+            number='42',
+            start_date=random_past_date(),
+            end_date=random_past_date(),
+        )
+        assert to.status == Status.EXPIRED
+
+
+def test_is_submitted():
     to = TaskOrder()
-    assert to.status == Status.PENDING
+    assert not to.is_submitted
 
-    with_args = TaskOrder(number="42")
-    assert to.status == Status.PENDING
+    to = TaskOrder(number='42')
+    assert to.is_submitted