new_contents: # -*- coding: utf-8 -*-
  import subprocess
  import pytest
  
  
  def test_basic(string="This is a test."):
      process = subprocess.Popen(['./echo_client.py', string],
                                 stdout=subprocess.PIPE)
      assert string == process.stdout.readline()
  
  
  def test_unicode():
      with pytest.raises(AssertionError):
          inp = 'Testing «ταБЬℓσ»: 1<2 & 4+1>3, now 20 off!'
          inp = inp.decode('utf-8')
          process = subprocess.Popen(['./echo_client.py', inp],
                                     stdout=subprocess.PIPE)
          assert inp == process.stdout.readline()
  
  
  def test_long():
      test_basic("Running the server script in one terminal should allow you to run \
          the client script in a separate terminal. The client script should\
          take an argument which is the message to send.  Upon completing, the\
          response from the server should be printed to stdout.")
  
  
  def test_exact():
      test_basic("input me")
  
  
  
subject: Write tests for socket: short, long and exact.