65 lines
1.9 KiB
TypeScript
65 lines
1.9 KiB
TypeScript
import { describe, expect, test, vi } from "vitest";
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vi.mock("mtp", () => ({
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crypto: {},
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}));
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import { createCryptoActions } from "./context";
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/**
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* Creates a rejected API getter used to verify initialization guards.
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* @returns Null API reference.
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*/
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function getUninitializedApi(): null {
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return null;
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}
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describe("createCryptoActions", () => {
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const textEncoder = new TextEncoder();
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const textDecoder = new TextDecoder();
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test("throws when API is not initialized", async () => {
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const actions = createCryptoActions(getUninitializedApi);
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let failed = false;
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try {
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await actions.encrypt("ab", new TextEncoder().encode("plain"));
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} catch (error) {
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failed = (error as Error).message.includes("API not initialized");
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}
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expect(failed).toBe(true);
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});
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test("delegates encrypt/decrypt/getSharedSecret to API reference", async () => {
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const api = {
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encrypt: async (
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secret: string,
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input: Uint8Array<ArrayBuffer>,
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): Promise<Uint8Array<ArrayBuffer>> =>
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textEncoder.encode(`${secret}:${textDecoder.decode(input)}`),
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decrypt: async (
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secret: string,
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input: Uint8Array<ArrayBuffer>,
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): Promise<Uint8Array<ArrayBuffer>> =>
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textEncoder.encode(`${secret}|${textDecoder.decode(input)}`),
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encryptText: async (secret: string, plaintext: string): Promise<string> =>
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`${secret}:${plaintext}`,
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decryptText: async (
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secret: string,
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ciphertext: string,
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): Promise<string> => `${secret}|${ciphertext}`,
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};
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const actions = createCryptoActions(() => api);
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expect(
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textDecoder.decode(await actions.encrypt("s", textEncoder.encode("p"))),
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).toBe("s:p");
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expect(
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textDecoder.decode(await actions.decrypt("s", textEncoder.encode("c"))),
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).toBe("s|c");
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expect(await actions.encryptText("s", "p")).toBe("s:p");
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expect(await actions.decryptText("s", "c")).toBe("s|c");
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});
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});
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