#!/bin/python3

print('Make test file')
test = open('test.txt', 'w')
test.close()

print('Test with no keyword')
test = open('test.txt', 'r+')
try:
  test.truncate(0)
  print('Pass')
except:
  print('Fail')
test.close()

print('Test with keyword')
test = open('test.txt', 'r+')
try:
  test.truncate(size=0)
  print('Pass')
except:
  print('Fail')
test.close()