Update expanded metrics bounce assertions for custom events

src/queries/sql/getChannelExpandedMetrics.test.ts

@@ -1,6 +1,8 @@
 import { beforeEach, describe, expect, test, vi } from 'vitest';
 import {
+  BOUNCE_THRESHOLD,
   EMAIL_DOMAINS,
+  EVENT_TYPE,
   LLM_DOMAINS,
   PAID_AD_PARAMS,
   SEARCH_DOMAINS,
@@ -83,7 +85,12 @@ describe('getChannelExpandedMetrics postgres branch', () => {
     expect(query).toContain('sum(visit_stats.c) as "pageviews"');
     expect(query).toContain('count(distinct visit_stats.session_id) as "visitors"');
     expect(query).toContain('count(distinct visit_stats.visit_id) as "visits"');
-    expect(query).toContain('sum(case when visit_stats.c = 1 then 1 else 0 end) as "bounces"');
+    expect(query).toContain('visit_events as');
+    expect(query).toContain(`and event_type = ${EVENT_TYPE.customEvent}`);
+    expect(query).toContain('left join visit_events');
+    expect(query).toContain(
+      `sum(case when visit_stats.c = 1 and coalesce(visit_events.events_count, 0) < ${BOUNCE_THRESHOLD} then 1 else 0 end) as "bounces"`,
+    );
     // getTimestampDiffSQL output is injected into the totaltime column
     expect(query).toContain('sum(ts_diff(min_time, max_time)) as "totaltime"');
     expect(getTimestampDiffSQL).toHaveBeenCalledWith(
@@ -151,7 +158,11 @@ describe('getChannelExpandedMetrics clickhouse branch', () => {
 
     expect(query).toContain('uniq(t.session_id) as "visitors"');
     expect(query).toContain('uniq(t.visit_id) as "visits"');
-    expect(query).toContain('sum(if(t.c = 1, 1, 0)) as "bounces"');
+    expect(query).toContain(
+      `sumIf(1, t.c = 1 and ifNull(e.events_count, 0) < ${BOUNCE_THRESHOLD}) as "bounces"`,
+    );
+    expect(query).toContain(`and event_type = ${EVENT_TYPE.customEvent}`);
+    expect(query).toContain('as e using (session_id, visit_id)');
     expect(query).toContain('sum(max_time-min_time) as "totaltime"');
     expect(query).toContain('where website_id = {websiteId:UUID}');
     expect(query).toContain(