41 lines
1.2 KiB
TypeScript
41 lines
1.2 KiB
TypeScript
import { HTTPError } from "ky";
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import { callApi } from "./callApi";
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function makeHttpError(status: number, body: object) {
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const response = new Response(JSON.stringify(body), {
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status,
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headers: { "Content-Type": "application/json" },
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});
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return new HTTPError(response, new Request("http://test.com"), {});
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}
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describe("callApi", () => {
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describe("happy path", () => {
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it("returns [data, null] when the fn resolves", async () => {
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const [data, error] = await callApi(() => Promise.resolve({ id: 1 }));
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expect(data).toEqual({ id: 1 });
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expect(error).toBeNull();
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});
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});
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describe("error cases", () => {
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it("returns [null, ApiError] on HTTPError", async () => {
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const [data, error] = await callApi(() =>
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Promise.reject(makeHttpError(401, { message: "Unauthorized" })),
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);
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expect(data).toBeNull();
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expect(error).toEqual({ status: 401, message: "Unauthorized" });
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});
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it("re-throws non-HTTP errors", async () => {
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const unexpected = new TypeError("Network failure");
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await expect(
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callApi(() => Promise.reject(unexpected)),
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).rejects.toThrow("Network failure");
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});
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});
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});
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