mirror of
https://github.com/django/django.git
synced 2024-12-30 21:16:26 +00:00
59 lines
3.3 KiB
Python
59 lines
3.3 KiB
Python
from decimal import Decimal
|
|
from sys import float_info
|
|
from unittest import TestCase
|
|
|
|
from django.utils.numberformat import format as nformat
|
|
|
|
|
|
class TestNumberFormat(TestCase):
|
|
|
|
def test_format_number(self):
|
|
self.assertEqual(nformat(1234, '.'), '1234')
|
|
self.assertEqual(nformat(1234.2, '.'), '1234.2')
|
|
self.assertEqual(nformat(1234, '.', decimal_pos=2), '1234.00')
|
|
self.assertEqual(nformat(1234, '.', grouping=2, thousand_sep=','),
|
|
'1234')
|
|
self.assertEqual(nformat(1234, '.', grouping=2, thousand_sep=',',
|
|
force_grouping=True), '12,34')
|
|
self.assertEqual(nformat(-1234.33, '.', decimal_pos=1), '-1234.3')
|
|
|
|
def test_format_string(self):
|
|
self.assertEqual(nformat('1234', '.'), '1234')
|
|
self.assertEqual(nformat('1234.2', '.'), '1234.2')
|
|
self.assertEqual(nformat('1234', '.', decimal_pos=2), '1234.00')
|
|
self.assertEqual(nformat('1234', '.', grouping=2, thousand_sep=','),
|
|
'1234')
|
|
self.assertEqual(nformat('1234', '.', grouping=2, thousand_sep=',',
|
|
force_grouping=True), '12,34')
|
|
self.assertEqual(nformat('-1234.33', '.', decimal_pos=1), '-1234.3')
|
|
|
|
def test_large_number(self):
|
|
most_max = ('{}179769313486231570814527423731704356798070567525844996'
|
|
'598917476803157260780028538760589558632766878171540458953'
|
|
'514382464234321326889464182768467546703537516986049910576'
|
|
'551282076245490090389328944075868508455133942304583236903'
|
|
'222948165808559332123348274797826204144723168738177180919'
|
|
'29988125040402618412485836{}')
|
|
most_max2 = ('{}35953862697246314162905484746340871359614113505168999'
|
|
'31978349536063145215600570775211791172655337563430809179'
|
|
'07028764928468642653778928365536935093407075033972099821'
|
|
'15310256415249098018077865788815173701691026788460916647'
|
|
'38064458963316171186642466965495956524082894463374763543'
|
|
'61838599762500808052368249716736')
|
|
int_max = int(float_info.max)
|
|
self.assertEqual(nformat(int_max, '.'), most_max.format('', '8'))
|
|
self.assertEqual(nformat(int_max + 1, '.'), most_max.format('', '9'))
|
|
self.assertEqual(nformat(int_max * 2, '.'), most_max2.format(''))
|
|
self.assertEqual(nformat(0 - int_max, '.'), most_max.format('-', '8'))
|
|
self.assertEqual(nformat(-1 - int_max, '.'), most_max.format('-', '9'))
|
|
self.assertEqual(nformat(-2 * int_max, '.'), most_max2.format('-'))
|
|
|
|
def test_decimal_numbers(self):
|
|
self.assertEqual(nformat(Decimal('1234'), '.'), '1234')
|
|
self.assertEqual(nformat(Decimal('1234.2'), '.'), '1234.2')
|
|
self.assertEqual(nformat(Decimal('1234'), '.', decimal_pos=2), '1234.00')
|
|
self.assertEqual(nformat(Decimal('1234'), '.', grouping=2, thousand_sep=','), '1234')
|
|
self.assertEqual(nformat(Decimal('1234'), '.', grouping=2, thousand_sep=',', force_grouping=True), '12,34')
|
|
self.assertEqual(nformat(Decimal('-1234.33'), '.', decimal_pos=1), '-1234.3')
|
|
self.assertEqual(nformat(Decimal('0.00000001'), '.', decimal_pos=8), '0.00000001')
|