httpx/test/support/requests/errors.rb

# frozen_string_literal: true

module Requests
  module Errors
    def test_errors_connection_refused
      unavailable_host = URI(origin("localhost"))
      unavailable_host.port = next_available_port
      response = HTTPX.get(unavailable_host.to_s)
      verify_error_response(response, /Connection refused| not available/)
    end

    def test_errors_host_unreachable
      uri = URI(origin("localhost")).to_s
      return unless uri.start_with?("http://")

      response = HTTPX.get(uri, addresses: [EHOSTUNREACH_HOST] * 2)
      verify_error_response(response, Errno::EHOSTUNREACH)
    end

    def test_errors_host_etimedout
      uri = URI(origin("etimedout:#{ETIMEDOUT_PORT}")).to_s
      return unless uri.start_with?("http://")

      server = TCPServer.new("127.0.0.1", ETIMEDOUT_PORT)
      begin
        response = HTTPX.get(uri, addresses: %w[127.0.0.1] * 2)
        verify_error_response(response, Errno::ETIMEDOUT)
      ensure
        server.close
      end
    end

    private

    def next_available_port
      server = TCPServer.new("localhost", 0)
      server.addr[1]
    ensure
      server.close
    end
  end
end