feat: add extensive test suite

components/chooser/service.test.ts

@@ -0,0 +1,24 @@
+import { describe, expect, mock, test } from "bun:test";
+import { listFilesService } from "./service";
+
+describe("listFilesService", () => {
+  test("requires admin before querying CDN files", async () => {
+    const list = mock(async () => []);
+    expect(
+      listFilesService({ adminCheck: async () => false, list }),
+    ).rejects.toBe("Unauthorized");
+    expect(list).not.toHaveBeenCalled();
+  });
+
+  test("returns the chooser projection from its query", async () => {
+    const files = [
+      { id: "asset", name: "image.png", size: "4", type: "image/png" },
+    ];
+    expect(
+      await listFilesService({
+        adminCheck: async () => true,
+        list: async () => files,
+      }),
+    ).toBe(files);
+  });
+});