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# -*- coding: utf-8 -*-
#
# Copyright (C) 2008-2011 Edgewall Software
# All rights reserved.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at http://babel.edgewall.org/wiki/License.
#
# This software consists of voluntary contributions made by many
# individuals. For the exact contribution history, see the revision
# history and logs, available at http://babel.edgewall.org/log/.
import doctest
import unittest
from babel import plural
class test_plural_rule():
rule = plural.PluralRule({'one': 'n is 1'})
assert rule(1) == 'one'
assert rule(2) == 'other'
rule = plural.PluralRule({'one': 'n is 1'})
assert rule.rules == {'one': 'n is 1'}
def test_to_javascript():
assert (plural.to_javascript({'one': 'n is 1'})
== "(function(n) { return (n == 1) ? 'one' : 'other'; })")
def test_to_python():
func = plural.to_python({'one': 'n is 1', 'few': 'n in 2..4'})
assert func(1) == 'one'
assert func(3) == 'few'
func = plural.to_python({'one': 'n in 1,11', 'few': 'n in 3..10,13..19'})
assert func(11) == 'one'
assert func(15) == 'few'
def test_to_gettext():
assert (plural.to_gettext({'one': 'n is 1', 'two': 'n is 2'})
== 'nplurals=3; plural=((n == 1) ? 0 : (n == 2) ? 1 : 2)')
def test_in_range_list():
assert plural.in_range_list(1, [(1, 3)])
assert plural.in_range_list(3, [(1, 3)])
assert plural.in_range_list(3, [(1, 3), (5, 8)])
assert not plural.in_range_list(1.2, [(1, 4)])
assert not plural.in_range_list(10, [(1, 4)])
assert not plural.in_range_list(10, [(1, 4), (6, 8)])
def test_within_range_list():
assert plural.within_range_list(1, [(1, 3)])
assert plural.within_range_list(1.0, [(1, 3)])
assert plural.within_range_list(1.2, [(1, 4)])
assert plural.within_range_list(8.8, [(1, 4), (7, 15)])
assert not plural.within_range_list(10, [(1, 4)])
assert not plural.within_range_list(10.5, [(1, 4), (20, 30)])
def test_cldr_modulo():
assert plural.cldr_modulo(-3, 5) == -3
assert plural.cldr_modulo(-3, -5) == -3
assert plural.cldr_modulo(3, 5) == 3
def test_plural_within_rules():
p = plural.PluralRule({'one': 'n is 1', 'few': 'n within 2,4,7..9'})
assert repr(p) == "<PluralRule 'one: n is 1, few: n within 2,4,7..9'>"
assert plural.to_javascript(p) == (
"(function(n) { "
"return ((n == 2) || (n == 4) || (n >= 7 && n <= 9))"
" ? 'few' : (n == 1) ? 'one' : 'other'; })")
assert plural.to_gettext(p) == (
'nplurals=3; plural=(((n == 2) || (n == 4) || (n >= 7 && n <= 9))'
' ? 1 : (n == 1) ? 0 : 2)')
assert p(0) == 'other'
assert p(1) == 'one'
assert p(2) == 'few'
assert p(3) == 'other'
assert p(4) == 'few'
assert p(5) == 'other'
assert p(6) == 'other'
assert p(7) == 'few'
assert p(8) == 'few'
assert p(9) == 'few'
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