diff --git a/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py b/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py
index 9e6e0c9a2..89d4cde38 100644
--- a/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py
+++ b/tests/repositories/hubspot_deals/test_deal_database_postgres_gateway.py
@@ -46,3 +46,41 @@ def test_record_job_no_for_an_unknown_deal_raises(session: Session) -> None:
     # Act / Assert
     with pytest.raises(ValueError):
         gateway.record_job_no(deal_id="0000000000", job_no="AD0226519")
+
+
+def test_job_no_for_deal_returns_the_recorded_job_no(session: Session) -> None:
+    # Arrange
+    _insert_deal(session, DEAL_ID)
+    gateway = DealDatabasePostgresGateway(session=session)
+    gateway.record_job_no(deal_id=DEAL_ID, job_no="AD0226519")
+
+    # Act
+    job_no = gateway.job_no_for_deal(DEAL_ID)
+
+    # Assert
+    assert job_no == "AD0226519"
+
+
+def test_job_no_for_deal_returns_none_before_any_job_is_recorded(
+    session: Session,
+) -> None:
+    # Arrange
+    _insert_deal(session, DEAL_ID)
+    gateway = DealDatabasePostgresGateway(session=session)
+
+    # Act
+    job_no = gateway.job_no_for_deal(DEAL_ID)
+
+    # Assert
+    assert job_no is None
+
+
+def test_job_no_for_deal_returns_none_for_an_unknown_deal(session: Session) -> None:
+    # Arrange
+    gateway = DealDatabasePostgresGateway(session=session)
+
+    # Act
+    job_no = gateway.job_no_for_deal("0000000000")
+
+    # Assert
+    assert job_no is None