#usr/bin/python
#
#
# wClock_test: the wClock test command
#
# Test the wClock plugin for proper output and status messages.
#

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 instance of bash. PS1 is the env variable from which bash
# draws it's prompt
c = pexpect.spawn(def_module.shell + plugin_dir, drainpty=True, logfile=logfile)
atexit.register(force_shell_termination, shell_process=c)

#Set timeout
c.timeout = 5

#Start Tests Here
assert c.expect(def_module.prompt) == 0, "Shell did not print expected prompt"

c.sendline("wClock")
assert c.expect("Error: Must input a UTC offset") == 0, "Incorrect output from shell"
c.sendline("wClock abc")
assert c.expect_exact("abc is not a valid UTC offset, type 'wClock' for help") == 0, "incorrect output from shell"

#Regex needed for this line because time will constantly change.
c.sendline("wClock UTC-5")
#Makes sure the line matches the format specified.
(caught) = shellio.parse_regular_expression(c, def_module.catch_everything_regex) 


shellio.success()