polkadot-js/common

// Copyright 2017-2024 @polkadot/util-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0

/// <reference types="@polkadot/dev-test/globals.d.ts" />

import { hexToU8a } from '@polkadot/util';
import { waitReady } from '@polkadot/wasm-crypto';

import { perfWasm } from '../test/index.js';
import { xxhashAsU8a } from './index.js';

describe('xxhashAsU8a', (): void => {
  beforeEach(async (): Promise<void> => {
    await waitReady();
  });

  for (const onlyJs of [false, true]) {
    describe(`onlyJs=${(onlyJs && 'true') || 'false'}`, (): void => {
      it('returns a 64-bit value by default', (): void => {
        expect(
          xxhashAsU8a('abc', undefined, onlyJs)
        ).toEqual(
          hexToU8a('0x990977adf52cbc44')
        );
      });

      it('returns a 128-bit value (as specified', (): void => {
        expect(
          xxhashAsU8a('abc', 128, onlyJs)
        ).toEqual(
          hexToU8a('0x990977adf52cbc440889329981caa9be')
        );
      });

      it('returns a 256-bit value (as specified)', (): void => {
        expect(
          xxhashAsU8a('abc', 256, onlyJs)
        ).toEqual(
          hexToU8a('0x990977adf52cbc440889329981caa9bef7da5770b2b8a05303b75d95360dd62b')
        );
      });
    });
  }

  perfWasm('xxhashAsU8a', 8000, (input, onlyJs) =>
    xxhashAsU8a(input, 128, onlyJs)
  );
});