client/packages/crypto/src/context.test.ts
2026-04-19 02:35:37 +02:00

67 lines
2.2 KiB
TypeScript

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