sentry/tests/js/spec/helpers/formatters.spec.jsx

import {userDisplayName} from 'app/utils/formatters';

describe('formatters', function() {
  describe('userDisplayName', function() {
    it('should only show email, if name and email are the same', function() {
      expect(
        userDisplayName({
          name: 'foo@bar.com',
          email: 'foo@bar.com',
        })
      ).toEqual('foo@bar.com');
    });

    it('should show name + email, if name and email differ', function() {
      expect(
        userDisplayName({
          name: 'user',
          email: 'foo@bar.com',
        })
      ).toEqual('user (foo@bar.com)');
    });
  });
});