add mechanism for initial modal display; fix financial verification modal display

tests/routes/test_request_submit.py

@@ -1,6 +1,7 @@
 import pytest
 from tests.mocks import MOCK_USER
 from tests.factories import RequestFactory
+from atst.models.request_status_event import RequestStatus
 
 
 def _mock_func(*args, **kwargs):
@@ -27,12 +28,11 @@ def test_submit_autoapproved_reviewed_request(monkeypatch, client, user_session)
     user_session()
     monkeypatch.setattr("atst.domain.requests.Requests.get", _mock_func)
     monkeypatch.setattr("atst.domain.requests.Requests.submit", _mock_func)
-    monkeypatch.setattr("atst.models.request.Request.status", "approved")
-    # this just needs to send a known invalid form value
+    monkeypatch.setattr("atst.models.request.Request.status", RequestStatus.PENDING_FINANCIAL_VERIFICATION)
     response = client.post(
         "/requests/submit/1",
         headers={"Content-Type": "application/x-www-form-urlencoded"},
         data="",
         follow_redirects=False,
     )
-    assert "/requests?modal=True" in response.headers["Location"]
+    assert "/requests?modal=" in response.headers["Location"]