RSpec.describe BingAdsRubySdk::Header do
  let(:oauth_store) { double(:oauth_store) }
  let(:client_secret) { 'pa$$w0rd' }
  let(:subject) do
    described_class.new(
      developer_token: '123abc',
      client_id: '1a-2b-3c',
      client_secret: client_secret,
      store: oauth_store,
    )
  end
  let(:auth_handler) do
    double(:auth_handler, fetch_or_refresh: 'yes/we/can')
  end

  before do
    expect(::BingAdsRubySdk::OAuth2::AuthorizationHandler).to receive(:new).with(
      developer_token: '123abc',
      client_id: '1a-2b-3c',
      client_secret: client_secret,
      store: oauth_store
    ).and_return auth_handler
  end

  describe '.content' do
    it do
      expect(subject.content).to eq(
        "AuthenticationToken" => 'yes/we/can',
        "DeveloperToken" =>      '123abc',
        "CustomerId" =>          nil,
        "CustomerAccountId" =>   nil,
        "ClientSecret" => client_secret
      )
    end

    context "without client_secret" do
      let(:client_secret) { nil }
      it do
        expect(subject.content).to eq(
          "AuthenticationToken" => 'yes/we/can',
          "DeveloperToken" =>      '123abc',
          "CustomerId" =>          nil,
          "CustomerAccountId" =>   nil
        )
      end
    end

    it 'sets customer' do
      subject.set_customer(customer_id: 777, account_id: 666 )

      expect(subject.content).to eq(
        "AuthenticationToken" => 'yes/we/can',
        "DeveloperToken" =>      '123abc',
        "CustomerId" =>          777,
        "CustomerAccountId" =>   666,
        "ClientSecret" => client_secret
      )
    end
  end
end