@webex/webex-core/test/unit/spec/interceptors/webex-tracking-id.js

Plugin handling for Cisco Webex

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

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

describe('webex-core', () => {
  describe('Interceptors', () => {
    describe('WebexTrackingIdInterceptor', () => {
      let interceptor;

      beforeEach(() => {
        interceptor = Reflect.apply(
          WebexTrackingIdInterceptor.create,
          {
            sessionId: 'mock-webex_uuid',
          },
          []
        );
      });

      describe('#sequence', () => {
        it('is an integer', () => {
          assert.isNumber(interceptor.sequence);
        });

        it('increases on every every access', () => {
          const seq = interceptor.sequence;

          assert.equal(interceptor.sequence, seq + 1);
          assert.equal(interceptor.sequence, seq + 2);
          assert.equal(interceptor.sequence, seq + 3);
        });
      });

      describe('#requiresTrackingId()', () => {
        it('defaults to true', () => {
          assert.isTrue(interceptor.requiresTrackingId({headers: {}}));
        });

        it('does not add a trackingid if one has already been added', () => {
          assert.isFalse(
            interceptor.requiresTrackingId({
              headers: {
                trackingid: 'some id',
              },
            })
          );
        });
      });

      describe('#onRequest', () => {
        it('adds a tracking id', () => {
          const options = {headers: {}};

          interceptor.onRequest(options);

          assert.property(options, 'headers');
          assert.property(options.headers, 'trackingid');
          assert.equal(options.headers.trackingid, 'mock-webex_uuid_1');
        });

        it('does not add a tracking id if one is already specified', () => {
          const options = {headers: {trackingid: 'some id'}};

          interceptor.onRequest(options);

          assert.property(options, 'headers');
          assert.property(options.headers, 'trackingid');
          assert.equal(options.headers.trackingid, 'some id');
        });
      });
    });
  });
});