@webex/http-core/test/integration/spec/progress-event.js

Core HTTP library for the Cisco Webex

/*!
 * Copyright (c) 2015-2020 Cisco Systems, Inc. See LICENSE file.
 */

import {assert} from '@webex/test-helper-chai';
import {ProgressEvent} from '@webex/http-core';

describe('http-core', () => {
  describe('ProgressEvent', () => {
    let event;

    const loaded = 100;
    const total = 500;

    beforeEach(() => {
      event = new ProgressEvent(loaded, total);
    });

    describe('#loaded', () => {
      it('exists', () => {
        assert.property(event, 'loaded');
      });

      it('matches the value passed to the constructor', () => {
        assert.equal(event.loaded, loaded);
      });
    });

    describe('#total', () => {
      it('exists', () => {
        assert.property(event, 'total');
      });

      it('matches the value passed to the constructor', () => {
        assert.equal(event.total, total);
      });
    });

    describe('#lengthComputable', () => {
      it('exists', () => {
        assert.property(event, 'lengthComputable');
      });

      it('indicates that request progress can be computed', () => {
        assert.isTrue(event.lengthComputable);
        [
          {
            loaded: undefined,
            total: undefined,
            result: false,
          },
          {
            loaded: 10,
            total: undefined,
            result: false,
          },
          {
            loaded: undefined,
            total: 10,
            result: false,
          },
          {
            loaded: 10,
            total: 10,
            result: true,
          },
          {
            loaded: 10,
            total: 0,
            result: false,
          },
          {
            loaded: 0,
            total: 0,
            result: false,
          },
        ].forEach((item) => {
          assert.equal(new ProgressEvent(item.loaded, item.total).lengthComputable, item.result);
        });
      });
    });
  });
});