socket_poller_spec.rb

# frozen_string_literal: true

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require_relative 'spec_helper'

module Selenium
  module WebDriver
    describe SocketPoller do
      before(:context) do
        @server_thread = Thread.new do
          server = TCPServer.open(Platform.localhost, 9250)
          Thread.current.thread_variable_set(:server, server)
          loop { server.accept.close }
        end
        @server_thread.report_on_exception = false
      end

      after(:context) do
        @server_thread.thread_variable_get(:server).close
      end

      def poller(port)
        SocketPoller.new('localhost', port, 5, 0.05)
      end

      describe '#connected?' do
        it 'returns true when the socket is listening' do
          expect(poller(9250)).to be_connected
        end

        it 'returns false if the socket is not listening after the given timeout' do
          start = Time.parse('2010-01-01 00:00:00')
          wait  = Time.parse('2010-01-01 00:00:04')
          stop  = Time.parse('2010-01-01 00:00:06')

          allow(Process).to receive(:clock_gettime).and_return(start, wait, stop)
          expect(poller(9251)).not_to be_connected
        end
      end

      describe '#closed?' do
        it 'returns true when the socket is closed' do
          expect(poller(9251)).to be_closed
        end

        it 'returns false if the socket is still listening after the given timeout' do
          start = Time.parse('2010-01-01 00:00:00').to_f
          wait  = Time.parse('2010-01-01 00:00:04').to_f
          stop  = Time.parse('2010-01-01 00:00:06').to_f

          allow(Process).to receive(:clock_gettime).and_return(start, wait, stop)
          expect(poller(9250)).not_to be_closed
        end
      end
    end
  end # WebDriver
end # Selenium