#!/usr/bin/python
#
# Block header comment
#
#
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]
plugin_dir = sys.argv[2]
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 + plugin_dir, drainpty=True, logfile=logfile)

atexit.register(force_shell_termination, shell_process=c)

#test all the colors
c.sendline("color red");
c.expect("setting color to red");

c.sendline("color green");
c.expect("setting color to green");

c.sendline("color yellow");
c.expect("setting color to yellow");

c.sendline("color blue");
c.expect("setting color to blue");

c.sendline("color magenta");
c.expect("setting color to magenta");

c.sendline("color cyan");
c.expect("setting color to cyan");

c.sendline("color white");
c.expect("setting color to white");

c.sendline("color normal");
c.expect("setting color to normal");

#test invalid arguments
c.sendline("color thisisntacolor");
c.expect("Error: unknown color. this isn't a color");

c.sendline("color");
c.expect("Error: color requires exactly one argument.");

c.sendline("color blue magenta foo");
c.expect("Error: color requires exactly one argument.");

shellio.success()