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Bug #1417699: Reject locale-specific decimal point in float()

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and atof().
This commit is contained in:
Martin v. Löwis 2006-07-03 12:19:50 +00:00
parent 82c276ea33
commit fcfff0a7fa
4 changed files with 27 additions and 3 deletions
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17
Lib/test/test_builtin.py
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@ -558,13 +558,24 @@ class BuiltinTest(unittest.TestCase):
@run_with_locale('LC_NUMERIC', 'fr_FR', 'de_DE')
def test_float_with_comma(self):
# set locale to something that doesn't use '.' for the decimal point
# float must not accept the locale specific decimal point but
# it still has to accept the normal python syntac
import locale
if not locale.localeconv()['decimal_point'] == ',':
return
self.assertEqual(float(" 3,14 "), 3.14)
self.assertEqual(float(" +3,14 "), 3.14)
self.assertEqual(float(" -3,14 "), -3.14)
self.assertEqual(float(" 3.14 "), 3.14)
self.assertEqual(float("+3.14 "), 3.14)
self.assertEqual(float("-3.14 "), -3.14)
self.assertEqual(float(".14 "), .14)
self.assertEqual(float("3. "), 3.0)
self.assertEqual(float("3.e3 "), 3000.0)
self.assertEqual(float("3.2e3 "), 3200.0)
self.assertEqual(float("2.5e-1 "), 0.25)
self.assertEqual(float("5e-1"), 0.5)
self.assertRaises(ValueError, float, " 3,14 ")
self.assertRaises(ValueError, float, " +3,14 ")
self.assertRaises(ValueError, float, " -3,14 ")
self.assertRaises(ValueError, float, " 0x3.1 ")
self.assertRaises(ValueError, float, " -0x3.p-1 ")
self.assertEqual(float(" 25.e-1 "), 2.5)