import unittest

import os

import sys

sys.path.append('../')

import time

import simplejson

from glob import glob

from pywhois.parser import WhoisEntry, cast_date

class TestParser(unittest.TestCase):

    def test_com_expiration(self):

        data = """

            Status: ok

            Updated Date: 14-apr-2008

            Creation Date: 14-apr-2008

            Expiration Date: 14-apr-2009

            >>> Last update of whois database: Sun, 31 Aug 2008 00:18:23 UTC <<<

        """

        w = WhoisEntry.load('urlowl.com', data)

        expires = w.get('expiration_date')

        self.assertEquals(expires, ['14-apr-2009'])

    def test_cast_date(self):

        dates = ['14-apr-2008', '2008-04-14']

        for d in dates:

            r = time.strftime('%Y-%m-%d', cast_date(d))

            self.assertEquals(r, '2008-04-14')

    def test_com_allsamples(self):

        """

        Iterate over all of the sample/whois/*.com files, read the data,

        parse it, and compare to the expected values in sample/expected/.

        Only keys defined in keys_to_test will be tested.

        To generate fresh expected value dumps, see NOTE below.

        """

        keys_to_test = ['domain_name', 'expiration_date', 'updated_date', 'creation_date', 'status']

        fail = 0

        for path in glob('test/samples/whois/*.com'):

            # Parse whois data

            domain = os.path.basename(path)

            whois_fp = open(path)

            data = whois_fp.read()

            w = WhoisEntry.load(domain, data)

            results = {}

            for key in keys_to_test:

                results[key] = w.get(key)

            # Load expected result

            expected_fp = open(os.path.join('test/samples/expected/', domain))

            expected_results = simplejson.load(expected_fp)

            # NOTE: Toggle condition below to write expected results from the parse results

            # This will overwrite the existing expected results. Only do this if you've manually

            # confirmed that the parser is generating correct values at its current state.

            if False:

                expected_fp = open(os.path.join('test/samples/expected/', domain), 'w')

                expected_results = simplejson.dump(results, expected_fp)

                continue

            # Compare each key

            for key in results:

                result = results.get(key)

                expected = expected_results.get(key)

                if expected != result:

                    print "%s \t(%s):\t %s != %s" % (domain, key, result, expected)

                    fail += 1

        if fail:

            self.fail("%d sample whois attributes were not parsed properly!" % fail)