message: improve branding themes integration tests to help debugging
diff: import { AccountingAPIClient } from '../AccountingAPIClient';
  -import { BrandingThemesResponse } from '../AccountingAPI-types';
  import { getPrivateConfig, setJestTimeout } from './helpers/integration.helpers';
  describe('/brandingthemes', () => {
  let xero: AccountingAPIClient;
  - let response: BrandingThemesResponse;
  + let existingId: string;
  beforeAll(async () => {
  setJestTimeout();
  @@ -13,16 +12,14 @@ describe('/brandingthemes', () => {
  });
  it('can get all', async () => {
  - expect.assertions(1);
  -
  - response = await xero.brandingThemes.get();
  + const response = await xero.brandingThemes.get();
  expect(response.BrandingThemes[0].Name).toBeDefined();
  +
  + existingId = response.BrandingThemes[0].BrandingThemeID;
  });
  it('can get single', async () => {
  - expect.assertions(1);
  -
  - const newResponse = await xero.brandingThemes.get({ BrandingThemeID: response.BrandingThemes[0].BrandingThemeID});
  + const newResponse = await xero.brandingThemes.get({ BrandingThemeID: existingId });
  expect(newResponse.BrandingThemes[0].Name).toBeDefined();
  });
  