# frozen_string_literal: true

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require 'spec_helper'

describe Gruf::Interceptors::ActiveRecord::ConnectionReset do
  let(:request) { build(:controller_request) }
  let(:errors) { build(:error) }
  let(:animals_record) { Class.new(::ActiveRecord::Base) }
  let(:connection_handler) { double('ActiveRecord::ConnectionHandler') }
  let(:target_classes) { [animals_record, ::ActiveRecord::Base] }
  let(:interceptor) { described_class.new(request, errors, { target_classes: target_classes }) }

  describe '#call' do
    subject { interceptor.call { true } }

    before do
      allow(animals_record).to receive(:connection_handler).and_return(connection_handler)
      allow(ActiveRecord::Base).to receive(:connection_handler).and_return(connection_handler)
    end

    context 'when ActiveRecord is loaded' do
      before do
        allow(interceptor).to receive(:enabled?).and_return(true)
      end

      it 'tries to clear any active connections' do
        expect(animals_record.connection_handler).to receive(:clear_active_connections!)
        expect(::ActiveRecord::Base.connection_handler).to receive(:clear_active_connections!)
        subject
      end
    end

    context 'when ActiveRecord is not loaded' do
      before do
        allow(interceptor).to receive(:enabled?).and_return(false)
      end

      it 'does not try to clear any active connections' do
        expect(::ActiveRecord::Base.connection_handler).not_to receive(:clear_active_connections!)
        expect(animals_record.connection_handler).not_to receive(:clear_active_connections!)
        subject
      end
    end
  end
end
