diff --git a/apps/web/src/test/pages/generate/step3-preview.smoke.test.tsx b/apps/web/src/test/pages/generate/step3-preview.smoke.test.tsx
new file mode 100644
index 000000000..1ce57e7b7
--- /dev/null
+++ b/apps/web/src/test/pages/generate/step3-preview.smoke.test.tsx
@@ -0,0 +1,17 @@
+/**
+ * Step3GeneratePreview smoke test
+ * 确保 vitest related 模式能匹配到第3步预览生成相关文件的改动
+ */
+import { describe, it, expect } from "vitest"
+
+import "@/pages/generate/components/Step3GeneratePreview"
+import "@/pages/generate/hooks/useStep3Preview"
+import "@/pages/generate/hooks/useStepNavigation"
+import "@/pages/generate/components/GenerateStepContent"
+import "@/pages/generate/GeneratePage"
+
+describe("Step3GeneratePreview module smoke test", () => {
+  it("should load all step3 preview modules", () => {
+    expect(true).toBe(true)
+  })
+})