Test rendering for conversion metric filter (#1195)

### Description
Rendering test for a conversion metric filter.

tests_metricflow/query_rendering/test_metric_filter_rendering.py

@@ -280,3 +280,29 @@ def test_group_by_has_local_entity_prefix(  # noqa: D103
         sql_client=sql_client,
         node=dataflow_plan.sink_output_nodes[0].parent_node,
     )
+
+
+@pytest.mark.sql_engine_snapshot
+def test_filter_with_conversion_metric(  # noqa: D103
+    request: FixtureRequest,
+    mf_test_configuration: MetricFlowTestConfiguration,
+    dataflow_plan_builder: DataflowPlanBuilder,
+    sql_client: SqlClient,
+    dataflow_to_sql_converter: DataflowToSqlQueryPlanConverter,
+    query_parser: MetricFlowQueryParser,
+) -> None:
+    query_spec = query_parser.parse_and_validate_query(
+        metric_names=("listings",),
+        where_constraint=PydanticWhereFilter(
+            where_sql_template="{{ Metric('visit_buy_conversion_rate', ['user']) }} > 2",
+        ),
+    )
+    dataflow_plan = dataflow_plan_builder.build_plan(query_spec)
+
+    convert_and_check(
+        request=request,
+        mf_test_configuration=mf_test_configuration,
+        dataflow_to_sql_converter=dataflow_to_sql_converter,
+        sql_client=sql_client,
+        node=dataflow_plan.sink_output_nodes[0].parent_node,
+    )

tests_metricflow/snapshots/test_metric_filter_rendering.py/SqlQueryPlan/BigQuery/test_filter_with_conversion_metric__plan0_optimized.sql

@@ -0,0 +1,120 @@
+-- Constrain Output with WHERE
+-- Pass Only Elements: ['listings',]
+-- Aggregate Measures
+-- Compute Metrics via Expressions
+SELECT
+  SUM(listings) AS listings
+FROM (
+  -- Join Standard Outputs
+  -- Pass Only Elements: ['listings', 'user__visit_buy_conversion_rate']
+  SELECT
+    CAST(subq_57.buys AS FLOAT64) / CAST(NULLIF(subq_57.visits, 0) AS FLOAT64) AS user__visit_buy_conversion_rate
+    , subq_42.listings AS listings
+  FROM (
+    -- Read Elements From Semantic Model 'listings_latest'
+    -- Metric Time Dimension 'ds'
+    -- Pass Only Elements: ['listings', 'user']
+    SELECT
+      user_id AS user
+      , 1 AS listings
+    FROM ***************************.dim_listings_latest listings_latest_src_28000
+  ) subq_42
+  LEFT OUTER JOIN (
+    -- Combine Aggregated Outputs
+    SELECT
+      COALESCE(subq_46.user, subq_56.user) AS user
+      , MAX(subq_46.visits) AS visits
+      , MAX(subq_56.buys) AS buys
+    FROM (
+      -- Aggregate Measures
+      SELECT
+        subq_45.user
+        , SUM(visits) AS visits
+      FROM (
+        -- Read Elements From Semantic Model 'visits_source'
+        -- Metric Time Dimension 'ds'
+        -- Pass Only Elements: ['visits', 'user']
+        SELECT
+          user_id AS user
+          , 1 AS visits
+        FROM ***************************.fct_visits visits_source_src_28000
+      ) subq_45
+      GROUP BY
+        user
+    ) subq_46
+    FULL OUTER JOIN (
+      -- Find conversions for user within the range of INF
+      -- Pass Only Elements: ['buys', 'user']
+      -- Aggregate Measures
+      SELECT
+        subq_53.user
+        , SUM(buys) AS buys
+      FROM (
+        -- Dedupe the fanout with mf_internal_uuid in the conversion data set
+        SELECT DISTINCT
+          first_value(subq_49.visits) OVER (
+            PARTITION BY
+              subq_52.user
+              , subq_52.ds__day
+              , subq_52.mf_internal_uuid
+            ORDER BY subq_49.ds__day DESC
+            ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
+          ) AS visits
+          , first_value(subq_49.ds__day) OVER (
+            PARTITION BY
+              subq_52.user
+              , subq_52.ds__day
+              , subq_52.mf_internal_uuid
+            ORDER BY subq_49.ds__day DESC
+            ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
+          ) AS ds__day
+          , first_value(subq_49.user) OVER (
+            PARTITION BY
+              subq_52.user
+              , subq_52.ds__day
+              , subq_52.mf_internal_uuid
+            ORDER BY subq_49.ds__day DESC
+            ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
+          ) AS user
+          , subq_52.mf_internal_uuid AS mf_internal_uuid
+          , subq_52.buys AS buys
+        FROM (
+          -- Read Elements From Semantic Model 'visits_source'
+          -- Metric Time Dimension 'ds'
+          -- Pass Only Elements: ['visits', 'ds__day', 'user']
+          SELECT
+            DATE_TRUNC(ds, day) AS ds__day
+            , user_id AS user
+            , 1 AS visits
+          FROM ***************************.fct_visits visits_source_src_28000
+        ) subq_49
+        INNER JOIN (
+          -- Read Elements From Semantic Model 'buys_source'
+          -- Metric Time Dimension 'ds'
+          -- Add column with generated UUID
+          SELECT
+            DATE_TRUNC(ds, day) AS ds__day
+            , user_id AS user
+            , 1 AS buys
+            , GENERATE_UUID() AS mf_internal_uuid
+          FROM ***************************.fct_buys buys_source_src_28000
+        ) subq_52
+        ON
+          (
+            subq_49.user = subq_52.user
+          ) AND (
+            (subq_49.ds__day <= subq_52.ds__day)
+          )
+      ) subq_53
+      GROUP BY
+        user
+    ) subq_56
+    ON
+      subq_46.user = subq_56.user
+    GROUP BY
+      user
+  ) subq_57
+  ON
+    subq_42.user = subq_57.user
+) subq_61
+WHERE user__visit_buy_conversion_rate > 2