Luke The Dev
40 lines
1.0 KiB
TypeScript
40 lines
1.0 KiB
TypeScript
import { describe, expect, it, vi, afterEach } from "vitest";
|
|
|
|
import { fetchJson } from "@/lib/http";
|
|
|
|
type MockResponse = {
|
|
ok: boolean;
|
|
status: number;
|
|
text: () => Promise<string>;
|
|
};
|
|
|
|
const createResponse = (body: string, ok: boolean, status: number): MockResponse => ({
|
|
ok,
|
|
status,
|
|
text: vi.fn().mockResolvedValue(body),
|
|
});
|
|
|
|
describe("fetchJson", () => {
|
|
afterEach(() => {
|
|
vi.restoreAllMocks();
|
|
});
|
|
|
|
it("throws when response is not ok", async () => {
|
|
const fetchMock = vi.fn().mockResolvedValue(
|
|
createResponse(JSON.stringify({ error: "Nope" }), false, 400)
|
|
);
|
|
globalThis.fetch = fetchMock as unknown as typeof fetch;
|
|
|
|
await expect(fetchJson("/api/test")).rejects.toThrow("Nope");
|
|
});
|
|
|
|
it("returns parsed JSON for ok responses", async () => {
|
|
const fetchMock = vi.fn().mockResolvedValue(
|
|
createResponse(JSON.stringify({ ok: true }), true, 200)
|
|
);
|
|
globalThis.fetch = fetchMock as unknown as typeof fetch;
|
|
|
|
await expect(fetchJson("/api/test")).resolves.toEqual({ ok: true });
|
|
});
|
|
});
|