import { createHash } from 'node:crypto';
import { hashHotlinkAccessToken } from './hashHotlinkAccessToken';

describe('hashHotlinkAccessToken', () => {
    it('returns sha256 hex digest of the utf8 access token string', () => {
        const accessToken = 'test-hotlink-access-token_base64url';

        expect(hashHotlinkAccessToken(accessToken)).toBe(
            createHash('sha256').update(accessToken, 'utf8').digest('hex')
        );
    });

    it('returns 64 lowercase hex characters', () => {
        const hash = hashHotlinkAccessToken('ZWc6ttO-r2qssA_9gdWe6u14X2W0_j7xhRBSVQvfMKI');

        expect(hash).toMatch(/^[a-f0-9]{64}$/);
    });
});