diff options
Diffstat (limited to 'Lib/test/test_decimal.py')
| -rw-r--r-- | Lib/test/test_decimal.py | 98 |
1 files changed, 97 insertions, 1 deletions
diff --git a/Lib/test/test_decimal.py b/Lib/test/test_decimal.py index eed1eed081..6c071f1a74 100644 --- a/Lib/test/test_decimal.py +++ b/Lib/test/test_decimal.py @@ -616,6 +616,7 @@ class DecimalImplicitConstructionTest(unittest.TestCase): self.assertEqual(eval('Decimal(10)' + sym + 'E()'), '10' + rop + 'str') + class DecimalFormatTest(unittest.TestCase): '''Unit tests for the format function.''' def test_formatting(self): @@ -705,15 +706,110 @@ class DecimalFormatTest(unittest.TestCase): ('', '1.00', '1.00'), - # check alignment + # test alignment and padding ('<6', '123', '123 '), ('>6', '123', ' 123'), ('^6', '123', ' 123 '), ('=+6', '123', '+ 123'), + ('#<10', 'NaN', 'NaN#######'), + ('#<10', '-4.3', '-4.3######'), + ('#<+10', '0.0130', '+0.0130###'), + ('#< 10', '0.0130', ' 0.0130###'), + ('@>10', '-Inf', '@-Infinity'), + ('#>5', '-Inf', '-Infinity'), + ('?^5', '123', '?123?'), + ('%^6', '123', '%123%%'), + (' ^6', '-45.6', '-45.6 '), + ('/=10', '-45.6', '-/////45.6'), + ('/=+10', '45.6', '+/////45.6'), + ('/= 10', '45.6', ' /////45.6'), + + # thousands separator + (',', '1234567', '1,234,567'), + (',', '123456', '123,456'), + (',', '12345', '12,345'), + (',', '1234', '1,234'), + (',', '123', '123'), + (',', '12', '12'), + (',', '1', '1'), + (',', '0', '0'), + (',', '-1234567', '-1,234,567'), + (',', '-123456', '-123,456'), + ('7,', '123456', '123,456'), + ('8,', '123456', '123,456 '), + ('08,', '123456', '0,123,456'), # special case: extra 0 needed + ('+08,', '123456', '+123,456'), # but not if there's a sign + (' 08,', '123456', ' 123,456'), + ('08,', '-123456', '-123,456'), + ('+09,', '123456', '+0,123,456'), + # ... with fractional part... + ('07,', '1234.56', '1,234.56'), + ('08,', '1234.56', '1,234.56'), + ('09,', '1234.56', '01,234.56'), + ('010,', '1234.56', '001,234.56'), + ('011,', '1234.56', '0,001,234.56'), + ('012,', '1234.56', '0,001,234.56'), + ('08,.1f', '1234.5', '01,234.5'), + # no thousands separators in fraction part + (',', '1.23456789', '1.23456789'), + (',%', '123.456789', '12,345.6789%'), + (',e', '123456', '1.23456e+5'), + (',E', '123456', '1.23456E+5'), ] for fmt, d, result in test_values: self.assertEqual(format(Decimal(d), fmt), result) + def test_n_format(self): + try: + from locale import CHAR_MAX + except ImportError: + return + + # Set up some localeconv-like dictionaries + en_US = { + 'decimal_point' : '.', + 'grouping' : [3, 3, 0], + 'thousands_sep': ',' + } + + fr_FR = { + 'decimal_point' : ',', + 'grouping' : [CHAR_MAX], + 'thousands_sep' : '' + } + + ru_RU = { + 'decimal_point' : ',', + 'grouping' : [3, 3, 0], + 'thousands_sep' : ' ' + } + + crazy = { + 'decimal_point' : '&', + 'grouping' : [1, 4, 2, CHAR_MAX], + 'thousands_sep' : '-' + } + + + def get_fmt(x, locale, fmt='n'): + return Decimal.__format__(Decimal(x), fmt, _localeconv=locale) + + self.assertEqual(get_fmt(Decimal('12.7'), en_US), '12.7') + self.assertEqual(get_fmt(Decimal('12.7'), fr_FR), '12,7') + self.assertEqual(get_fmt(Decimal('12.7'), ru_RU), '12,7') + self.assertEqual(get_fmt(Decimal('12.7'), crazy), '1-2&7') + + self.assertEqual(get_fmt(123456789, en_US), '123,456,789') + self.assertEqual(get_fmt(123456789, fr_FR), '123456789') + self.assertEqual(get_fmt(123456789, ru_RU), '123 456 789') + self.assertEqual(get_fmt(1234567890123, crazy), '123456-78-9012-3') + + self.assertEqual(get_fmt(123456789, en_US, '.6n'), '1.23457e+8') + self.assertEqual(get_fmt(123456789, fr_FR, '.6n'), '1,23457e+8') + self.assertEqual(get_fmt(123456789, ru_RU, '.6n'), '1,23457e+8') + self.assertEqual(get_fmt(123456789, crazy, '.6n'), '1&23457e+8') + + class DecimalArithmeticOperatorsTest(unittest.TestCase): '''Unit tests for all arithmetic operators, binary and unary.''' |