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fc93158 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | import { describe, expect, it } from "vitest";
import { parseApplicationIdFromToken } from "./probe.js";
describe("parseApplicationIdFromToken", () => {
it("extracts application ID from a valid token", () => {
// "1234567890" base64-encoded is "MTIzNDU2Nzg5MA=="
const token = `${Buffer.from("1234567890").toString("base64")}.timestamp.hmac`;
expect(parseApplicationIdFromToken(token)).toBe("1234567890");
});
it("extracts large snowflake IDs without precision loss", () => {
// ID that exceeds Number.MAX_SAFE_INTEGER (2^53 - 1 = 9007199254740991)
const largeId = "1477179610322964541";
const token = `${Buffer.from(largeId).toString("base64")}.GhIiP9.vU1xEpJ6NjFm`;
expect(parseApplicationIdFromToken(token)).toBe(largeId);
});
it("handles tokens with Bot prefix", () => {
const token = `Bot ${Buffer.from("9876543210").toString("base64")}.ts.hmac`;
expect(parseApplicationIdFromToken(token)).toBe("9876543210");
});
it("returns undefined for empty string", () => {
expect(parseApplicationIdFromToken("")).toBeUndefined();
});
it("returns undefined for token without dots", () => {
expect(parseApplicationIdFromToken("nodots")).toBeUndefined();
});
it("returns undefined when decoded segment is not numeric", () => {
const token = `${Buffer.from("not-a-number").toString("base64")}.ts.hmac`;
expect(parseApplicationIdFromToken(token)).toBeUndefined();
});
it("returns undefined for whitespace-only input", () => {
expect(parseApplicationIdFromToken(" ")).toBeUndefined();
});
it("returns undefined when first segment is empty (starts with dot)", () => {
expect(parseApplicationIdFromToken(".ts.hmac")).toBeUndefined();
});
});
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