Add generic test for geo overlap #5

dbt/tests/generic/expect_point_to_lie_in_area.sql

@@ -0,0 +1,41 @@
+{% test expect_point_to_lie_in_area(
+    model, 
+    model_point_column_point_geometry,
+    model_point_column_area_id,
+    model_area,
+    model_area_column_id, 
+    model_area_column_area_geometry, 
+    area_buffer_zone
+    ) 
+%}
+WITH areas AS (
+    SELECT 
+        {{ model_area_column_id }},
+        ST_BUFFER({{ model_area_column_area_geometry }}, {{ area_buffer_zone }}) AS area_geometry_with_buffer
+    FROM {{ model_area }}
+),
+
+points AS (
+    SELECT *
+    FROM {{ model }}
+    WHERE {{ model_point_column_point_geometry }} IS NOT NULL
+),
+
+join_areas_on_points AS (
+    SELECT 
+        * 
+    FROM 
+        points
+    JOIN areas
+    ON points.{{ model_point_column_area_id }} = areas.{{ model_area_column_id }}
+)
+
+SELECT 
+    *
+FROM
+    join_areas_on_points
+WHERE 
+    NOT ST_WITHIN({{ model_point_column_point_geometry }}, area_geometry_with_buffer)
+
+
+{% endtest %}