test: 新增有效簽名請求的測試案例

Author: c-c-epr

test/router.test.ts

@@ -1,5 +1,6 @@
 import { beforeEach, describe, expect, it, vi } from "vitest";
 import { router } from "../src/router";
+import { hmacSHA256Base64 } from "../src/utils/hmacSHA256Base64";
 
 const mockEnv = {
   LINE_CHANNEL_SECRET: { get: vi.fn() },
@@ -49,4 +50,19 @@ describe("router", () => {
     expect(response.status).toBe(500);
     expect(await response.text()).toBe("Server misconfigured");
   });
+
+  it("returns 200 for a valid signed request", async () => {
+    const rawBody = JSON.stringify({ destination: "", events: [] });
+    const signature = await hmacSHA256Base64("secret", rawBody);
+    const request = new Request("https://example.com", {
+      method: "POST",
+      headers: { "x-line-signature": signature },
+      body: rawBody,
+    });
+
+    const response = await router(request, mockEnv as any, {} as any);
+
+    expect(response.status).toBe(200);
+    expect(await response.text()).toBe("OK");
+  });
 });