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      1 from test.test_support import run_unittest
      2 from _locale import (setlocale, LC_NUMERIC, localeconv, Error)
      3 try:
      4     from _locale import (RADIXCHAR, THOUSEP, nl_langinfo)
      5 except ImportError:
      6     nl_langinfo = None
      7 
      8 import unittest
      9 import sys
     10 from platform import uname
     11 
     12 if uname()[0] == "Darwin":
     13     maj, min, mic = [int(part) for part in uname()[2].split(".")]
     14     if (maj, min, mic) < (8, 0, 0):
     15         raise unittest.SkipTest("locale support broken for OS X < 10.4")
     16 
     17 candidate_locales = ['es_UY', 'fr_FR', 'fi_FI', 'es_CO', 'pt_PT', 'it_IT',
     18     'et_EE', 'es_PY', 'no_NO', 'nl_NL', 'lv_LV', 'el_GR', 'be_BY', 'fr_BE',
     19     'ro_RO', 'ru_UA', 'ru_RU', 'es_VE', 'ca_ES', 'se_NO', 'es_EC', 'id_ID',
     20     'ka_GE', 'es_CL', 'hu_HU', 'wa_BE', 'lt_LT', 'sl_SI', 'hr_HR', 'es_AR',
     21     'es_ES', 'oc_FR', 'gl_ES', 'bg_BG', 'is_IS', 'mk_MK', 'de_AT', 'pt_BR',
     22     'da_DK', 'nn_NO', 'cs_CZ', 'de_LU', 'es_BO', 'sq_AL', 'sk_SK', 'fr_CH',
     23     'de_DE', 'sr_YU', 'br_FR', 'nl_BE', 'sv_FI', 'pl_PL', 'fr_CA', 'fo_FO',
     24     'bs_BA', 'fr_LU', 'kl_GL', 'fa_IR', 'de_BE', 'sv_SE', 'it_CH', 'uk_UA',
     25     'eu_ES', 'vi_VN', 'af_ZA', 'nb_NO', 'en_DK', 'tg_TJ', 'en_US',
     26     'es_ES.ISO8859-1', 'fr_FR.ISO8859-15', 'ru_RU.KOI8-R', 'ko_KR.eucKR']
     27 
     28 # Workaround for MSVC6(debug) crash bug
     29 if "MSC v.1200" in sys.version:
     30     def accept(loc):
     31         a = loc.split(".")
     32         return not(len(a) == 2 and len(a[-1]) >= 9)
     33     candidate_locales = [loc for loc in candidate_locales if accept(loc)]
     34 
     35 # List known locale values to test against when available.
     36 # Dict formatted as ``<locale> : (<decimal_point>, <thousands_sep>)``.  If a
     37 # value is not known, use '' .
     38 known_numerics = {'fr_FR' : (',', ''), 'en_US':('.', ',')}
     39 
     40 class _LocaleTests(unittest.TestCase):
     41 
     42     def setUp(self):
     43         self.oldlocale = setlocale(LC_NUMERIC)
     44 
     45     def tearDown(self):
     46         setlocale(LC_NUMERIC, self.oldlocale)
     47 
     48     # Want to know what value was calculated, what it was compared against,
     49     # what function was used for the calculation, what type of data was used,
     50     # the locale that was supposedly set, and the actual locale that is set.
     51     lc_numeric_err_msg = "%s != %s (%s for %s; set to %s, using %s)"
     52 
     53     def numeric_tester(self, calc_type, calc_value, data_type, used_locale):
     54         """Compare calculation against known value, if available"""
     55         try:
     56             set_locale = setlocale(LC_NUMERIC)
     57         except Error:
     58             set_locale = "<not able to determine>"
     59         known_value = known_numerics.get(used_locale,
     60                                     ('', ''))[data_type == 'thousands_sep']
     61         if known_value and calc_value:
     62             self.assertEqual(calc_value, known_value,
     63                                 self.lc_numeric_err_msg % (
     64                                     calc_value, known_value,
     65                                     calc_type, data_type, set_locale,
     66                                     used_locale))
     67 
     68     @unittest.skipUnless(nl_langinfo, "nl_langinfo is not available")
     69     def test_lc_numeric_nl_langinfo(self):
     70         # Test nl_langinfo against known values
     71         for loc in candidate_locales:
     72             try:
     73                 setlocale(LC_NUMERIC, loc)
     74             except Error:
     75                 continue
     76             for li, lc in ((RADIXCHAR, "decimal_point"),
     77                             (THOUSEP, "thousands_sep")):
     78                 self.numeric_tester('nl_langinfo', nl_langinfo(li), lc, loc)
     79 
     80     def test_lc_numeric_localeconv(self):
     81         # Test localeconv against known values
     82         for loc in candidate_locales:
     83             try:
     84                 setlocale(LC_NUMERIC, loc)
     85             except Error:
     86                 continue
     87             for lc in ("decimal_point", "thousands_sep"):
     88                 self.numeric_tester('localeconv', localeconv()[lc], lc, loc)
     89 
     90     @unittest.skipUnless(nl_langinfo, "nl_langinfo is not available")
     91     def test_lc_numeric_basic(self):
     92         # Test nl_langinfo against localeconv
     93         for loc in candidate_locales:
     94             try:
     95                 setlocale(LC_NUMERIC, loc)
     96             except Error:
     97                 continue
     98             for li, lc in ((RADIXCHAR, "decimal_point"),
     99                             (THOUSEP, "thousands_sep")):
    100                 nl_radixchar = nl_langinfo(li)
    101                 li_radixchar = localeconv()[lc]
    102                 try:
    103                     set_locale = setlocale(LC_NUMERIC)
    104                 except Error:
    105                     set_locale = "<not able to determine>"
    106                 self.assertEqual(nl_radixchar, li_radixchar,
    107                                 "%s (nl_langinfo) != %s (localeconv) "
    108                                 "(set to %s, using %s)" % (
    109                                                 nl_radixchar, li_radixchar,
    110                                                 loc, set_locale))
    111 
    112     def test_float_parsing(self):
    113         # Bug #1391872: Test whether float parsing is okay on European
    114         # locales.
    115         for loc in candidate_locales:
    116             try:
    117                 setlocale(LC_NUMERIC, loc)
    118             except Error:
    119                 continue
    120 
    121             # Ignore buggy locale databases. (Mac OS 10.4 and some other BSDs)
    122             if loc == 'eu_ES' and localeconv()['decimal_point'] == "' ":
    123                 continue
    124 
    125             self.assertEqual(int(eval('3.14') * 100), 314,
    126                                 "using eval('3.14') failed for %s" % loc)
    127             self.assertEqual(int(float('3.14') * 100), 314,
    128                                 "using float('3.14') failed for %s" % loc)
    129             if localeconv()['decimal_point'] != '.':
    130                 self.assertRaises(ValueError, float,
    131                                   localeconv()['decimal_point'].join(['1', '23']))
    132 
    133 def test_main():
    134     run_unittest(_LocaleTests)
    135 
    136 if __name__ == '__main__':
    137     test_main()
    138