test: move pages tests out of Next.js routes

src/__tests__/pages/api/revalidate.test.js

@@ -0,0 +1,29 @@
+import { describe, expect, it, vi } from "vitest";
+
+import createMockRes from "test-utils/create-mock-res";
+
+import handler from "pages/api/revalidate";
+
+describe("pages/api/revalidate", () => {
+  it("revalidates and returns {revalidated:true}", async () => {
+    const req = {};
+    const res = createMockRes();
+    res.revalidate = vi.fn().mockResolvedValueOnce(undefined);
+
+    await handler(req, res);
+
+    expect(res.revalidate).toHaveBeenCalledWith("/");
+    expect(res.body).toEqual({ revalidated: true });
+  });
+
+  it("returns 500 when revalidate throws", async () => {
+    const req = {};
+    const res = createMockRes();
+    res.revalidate = vi.fn().mockRejectedValueOnce(new Error("nope"));
+
+    await handler(req, res);
+
+    expect(res.statusCode).toBe(500);
+    expect(res.body).toBe("Error revalidating");
+  });
+});