add test validation for merge_filter as well

Author: themisvaltinos

.circleci/continue_config.yml

@@ -303,10 +303,10 @@ workflows:
                 - bigquery
                 - clickhouse-cloud
                 - athena
-          # filters:
-          #   branches:
-          #     only:
-          #       - main
+          filters:
+            branches:
+              only:
+                - main
       - ui_style
       - ui_test
       - vscode_test

tests/core/engine_adapter/integration/test_integration.py

@@ -1947,6 +1947,7 @@ def test_incremental_by_unique_key_model_when_matched(ctx: TestContext):
                     kind INCREMENTAL_BY_UNIQUE_KEY (
                         unique_key item_id,
                         batch_size 1,
+                        merge_filter source.event_date > target.event_date,
                         when_matched WHEN MATCHED THEN UPDATE SET target.value = source.value, target.event_date = source.event_date
                     ),
                     {table_format}
@@ -1968,8 +1969,17 @@ def test_incremental_by_unique_key_model_when_matched(ctx: TestContext):
 
         test_model = context.get_model(f"{schema}.test_model_when_matched")
 
-        # Verify that the model has the when_matched clause configured
+        # Verify that the model has the when_matched clause and merge_filter
         assert test_model.kind.when_matched is not None
+        assert (
+            test_model.kind.when_matched.sql()
+            == '(WHEN MATCHED THEN UPDATE SET "__MERGE_TARGET__"."value" = "__MERGE_SOURCE__"."value", "__MERGE_TARGET__"."event_date" = "__MERGE_SOURCE__"."event_date")'
+        )
+        assert test_model.merge_filter is not None
+        assert (
+            test_model.merge_filter.sql()
+            == '"__MERGE_SOURCE__"."event_date" > "__MERGE_TARGET__"."event_date"'
+        )
 
         actual_df = (
             ctx.get_current_data(test_model.fqn).sort_values(by="item_id").reset_index(drop=True)