# All files / helpers buffer-to-base64-url-safe.test.ts

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     /**
     * @license
     * Copyright 2019 Google Inc.
     *
     * Licensed under the Apache License, Version 2.0 (the "License");
     * you may not use this file except in compliance with the License.
     * You may obtain a copy of the License at
     *
     *   http://www.apache.org/licenses/LICENSE-2.0
     *
     * Unless required by applicable law or agreed to in writing, software
     * distributed under the License is distributed on an "AS IS" BASIS,
     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     * See the License for the specific language governing permissions and
     * limitations under the License.
     */

    import { expect } from 'chai';
    import '../testing/setup';
    import { bufferToBase64UrlSafe } from './buffer-to-base64-url-safe';

    const TYPED_ARRAY_REPRESENTATION = new TextEncoder().encode('hello world');
    const BASE_64_REPRESENTATION = btoa('hello world');

    describe('bufferToBase64', () => {
      it('returns a base64 representation of a Uint8Array', () => {
        expect(bufferToBase64UrlSafe(TYPED_ARRAY_REPRESENTATION)).to.equal(
          BASE_64_REPRESENTATION
        );
      });

      it('returns a base64 representation of an ArrayBuffer', () => {
        expect(bufferToBase64UrlSafe(TYPED_ARRAY_REPRESENTATION.buffer)).to.equal(
          BASE_64_REPRESENTATION
        );
      });
    });