#!/usr/bin/env python
import subprocess
import requests
import time
import sys
import os
from os import path

os.environ["TORNADO_SERVER"] = "http://localhost:9983"

os.chdir(path.join(path.dirname(__file__), '../../..'))

subprocess.check_call('zephyr/tests/generate-fixtures')

log = open('zephyr/tests/frontend/server.log', 'w')

# Run this not through the shell, so that we have the actual PID.
server = subprocess.Popen(('tools/run-dev.py', '--test'),
                          stdout=log, stderr=log)

def assert_server_running():
    # Get the exit code of the server, or None if it is still running.
    if server.poll() is not None:
        raise RuntimeError, 'Server died unexpectedly! Check zephyr/tests/frontend/server.log'

def server_is_up():
    assert_server_running()
    try:
        # We could get a 501 error if the reverse proxy is up but the Django app isn't.
        return requests.get('http://localhost:9981/accounts/home').status_code == 200
    except:
        return False

ret = 1

try:
    # Wait for the server to start up.
    sys.stdout.write('Waiting for test server')
    while not server_is_up():
        sys.stdout.write('.')
        sys.stdout.flush()
        time.sleep(0.1)
    sys.stdout.write('\n')

    ret = subprocess.call(
        'zephyr/tests/frontend/casperjs/bin/casperjs test zephyr/tests/frontend/tests',
        shell=True)
finally:
    assert_server_running()
    server.terminate()

sys.exit(ret)