#!/usr/bin/python
#
# Test for plug in Morse
# 
#
import sys, imp, atexit
sys.path.append("/home/courses/cs3214/software/pexpect-dpty/");
import pexpect, shellio, signal, time, os, re, proc_check

# Ensure the shell process is terminated
def force_shell_termination(shell_process):
	c.close(force=True)

# pulling in the regular expression and other definitions
definitions_scriptname = sys.argv[1]
def_module = imp.load_source('', definitions_scriptname)
logfile = None
if hasattr(def_module, 'logfile'):
    logfile = def_module.logfile

# spawn an instance of the shell
c = pexpect.spawn(def_module.shell, drainpty=True, logfile=logfile, args=['-p', 'plugins/'])
atexit.register(force_shell_termination, shell_process=c)

# set timeout to 2 seconds
c.timeout = 4

# ensure that shell prints expected prompt
assert c.expect(def_module.prompt) == 0, "Failed: prompt not expected"


# normal use 
c.sendline("morse hello") 
assert c.expect_exact("hello: .... . .-.. .-.. --- ") == 0, "Failed:Wrong output"
  
#exit
c.sendline("exit")
assert c.expect_exact("exit\r\n") == 0, "Failed: print sth wrong when exit"

shellio.success()