#!/usr/bin/python
#
# Tests for the rps (Rock-Paper-Scissors) esh plug-in
# 
# Test the (rps) Rock Paper Scissors plugin for 
# correct functionality for wins, losses, and stats.
#
# To run this test on your own shell, simply run:
#
# ~cs3214/public_html/spring2015/projects/student-plugins/shb279_rpc80/rps/rps_test.py eshoutput.py
#
# from the directory in which your "esh" and your "eshoutput.py" is located.
#

#======
# Setup 
#======

import sys, imp, atexit, os
sys.path.append("/home/courses/cs3214/software/pexpect-dpty/");
import pexpect, shellio, signal, time, os, re, proc_check

# Determine the path this file is in
thisdir = os.path.dirname(os.path.realpath(__file__))

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

# pulling in the regular expression and other definitions
# this should be the eshoutput.py file of the hosting shell, see usage above
definitions_scriptname = sys.argv[1]
def_module = imp.load_source('', definitions_scriptname)

# you can define logfile=open("log.txt", "w") in your eshoutput.py if you want logging!
logfile = None
if hasattr(def_module, 'logfile'):
    logfile = def_module.logfile

#spawn an instance of the shell, note the -p flags
c = pexpect.spawn(def_module.shell,  drainpty=True, logfile=logfile, args=['-p', thisdir])

atexit.register(force_shell_termination, shell_process=c)

# set timeout for all following 'expect*' calls to 2 seconds
c.timeout = 2 

# ensure that shell prints expected prompt
assert c.expect(def_module.prompt) == 0, "Shell did not print expected prompt (1)"

#========
# Testing 
#========

# Run the rps plug-in
c.sendline("rps")

# Throw a 'rock' command
c.sendline("r")
assert c.expect('Computer threw ROCK | PAPER | SCISSORS') == 0, \
    "expected rps %s" % ("Computer threw ROCK | PAPER | SCISSORS")


# Test the secret "shotgun" throw
c.sendline("!")
assert c.expect_exact('BANG! SHOTGUN!') == 0, \
    "expected rps %s" % ('BANG! SHOTGUN!')

# Test the 'stats' command
c.sendline("#")
assert c.expect('WINS: .*') == 0, \
    "expected rps %s" % ('WINS: #')

# Test the 'quit' command
c.sendline("q")
assert c.expect(def_module.prompt) == 0, "Shell did not print expected prompt (1)"

# Exit the test
shellio.success()