aboutsummaryrefslogtreecommitdiffstats
path: root/activesupport/test/number_helper_i18n_test.rb
blob: 65aecece71fcf32bfa7cfc7e11d7e9c03c32fab6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
require 'abstract_unit'
require 'active_support/number_helper'

module ActiveSupport
  class NumberHelperI18nTest < ActiveSupport::TestCase
    include ActiveSupport::NumberHelper

    def setup
      I18n.backend.store_translations 'ts',
        :number => {
        :format => { :precision => 3, :delimiter => ',', :separator => '.', :significant => false, :strip_insignificant_zeros => false },
        :currency => { :format => { :unit => '&$', :format => '%u - %n', :negative_format => '(%u - %n)', :precision => 2 } },
        :human => {
          :format => {
            :precision => 2,
            :significant => true,
            :strip_insignificant_zeros => true
          },
          :storage_units => {
            :format => "%n %u",
            :units => {
              :byte => "b",
              :kb => "k"
            }
          },
          :decimal_units => {
            :format => "%n %u",
            :units => {
              :deci => {:one => "Tenth", :other => "Tenths"},
              :unit =>  "u",
              :ten => {:one => "Ten", :other => "Tens"},
              :thousand => "t",
              :million => "m",
              :billion =>"b",
              :trillion =>"t" ,
              :quadrillion =>"q"
            }
          }
        },
        :percentage => { :format => {:delimiter => '', :precision => 2, :strip_insignificant_zeros => true} },
        :precision => { :format => {:delimiter => '', :significant => true} }
      },
      :custom_units_for_number_to_human => {:mili => "mm", :centi => "cm", :deci => "dm", :unit => "m", :ten => "dam", :hundred => "hm", :thousand => "km"}
    end

    def test_number_to_i18n_currency
      assert_equal("&$ - 10.00", number_to_currency(10, :locale => 'ts'))
      assert_equal("(&$ - 10.00)", number_to_currency(-10, :locale => 'ts'))
      assert_equal("-10.00 - &$", number_to_currency(-10, :locale => 'ts', :format => "%n - %u"))
    end

    def test_number_to_currency_with_empty_i18n_store
      I18n.backend.store_translations 'empty', {}

      assert_equal("$10.00", number_to_currency(10, :locale => 'empty'))
      assert_equal("-$10.00", number_to_currency(-10, :locale => 'empty'))
    end

    def test_locale_default_format_has_precedence_over_helper_defaults
      I18n.backend.store_translations 'ts',
        { :number => { :format => { :separator => ";" } } }

      assert_equal("&$ - 10;00", number_to_currency(10, :locale => 'ts'))
    end

    def test_number_to_currency_without_currency_negative_format
      I18n.backend.store_translations 'no_negative_format', :number => {
        :currency => { :format => { :unit => '@', :format => '%n %u' } }
      }

      assert_equal("-10.00 @", number_to_currency(-10, :locale => 'no_negative_format'))
    end

    def test_number_with_i18n_precision
      #Delimiter was set to ""
      assert_equal("10000", number_to_rounded(10000, :locale => 'ts'))

      #Precision inherited and significant was set
      assert_equal("1.00", number_to_rounded(1.0, :locale => 'ts'))
    end

    def test_number_with_i18n_precision_and_empty_i18n_store
      I18n.backend.store_translations 'empty', {}

      assert_equal("123456789.123", number_to_rounded(123456789.123456789, :locale => 'empty'))
      assert_equal("1.000", number_to_rounded(1.0000, :locale => 'empty'))
    end

    def test_number_with_i18n_delimiter
      #Delimiter "," and separator "."
      assert_equal("1,000,000.234", number_to_delimited(1000000.234, :locale => 'ts'))
    end

    def test_number_with_i18n_delimiter_and_empty_i18n_store
      I18n.backend.store_translations 'empty', {}

      assert_equal("1,000,000.234", number_to_delimited(1000000.234, :locale => 'empty'))
    end

    def test_number_to_i18n_percentage
      # to see if strip_insignificant_zeros is true
      assert_equal("1%", number_to_percentage(1, :locale => 'ts'))
      # precision is 2, significant should be inherited
      assert_equal("1.24%", number_to_percentage(1.2434, :locale => 'ts'))
      # no delimiter
      assert_equal("12434%", number_to_percentage(12434, :locale => 'ts'))
    end

    def test_number_to_i18n_percentage_and_empty_i18n_store
      I18n.backend.store_translations 'empty', {}

      assert_equal("1.000%", number_to_percentage(1, :locale => 'empty'))
      assert_equal("1.243%", number_to_percentage(1.2434, :locale => 'empty'))
      assert_equal("12434.000%", number_to_percentage(12434, :locale => 'empty'))
    end

    def test_number_to_i18n_human_size
      #b for bytes and k for kbytes
      assert_equal("2 k", number_to_human_size(2048, :locale => 'ts'))
      assert_equal("42 b", number_to_human_size(42, :locale => 'ts'))
    end

    def test_number_to_i18n_human_size_with_empty_i18n_store
      I18n.backend.store_translations 'empty', {}

      assert_equal("2 KB", number_to_human_size(2048, :locale => 'empty'))
      assert_equal("42 Bytes", number_to_human_size(42, :locale => 'empty'))
    end

    def test_number_to_human_with_default_translation_scope
      #Using t for thousand
      assert_equal "2 t", number_to_human(2000, :locale => 'ts')
      #Significant was set to true with precision 2, using b for billion
      assert_equal "1.2 b", number_to_human(1234567890, :locale => 'ts')
      #Using pluralization (Ten/Tens and Tenth/Tenths)
      assert_equal "1 Tenth", number_to_human(0.1, :locale => 'ts')
      assert_equal "1.3 Tenth", number_to_human(0.134, :locale => 'ts')
      assert_equal "2 Tenths", number_to_human(0.2, :locale => 'ts')
      assert_equal "1 Ten", number_to_human(10, :locale => 'ts')
      assert_equal "1.2 Ten", number_to_human(12, :locale => 'ts')
      assert_equal "2 Tens", number_to_human(20, :locale => 'ts')
    end

    def test_number_to_human_with_empty_i18n_store
      I18n.backend.store_translations 'empty', {}

      assert_equal "2 Thousand", number_to_human(2000, :locale => 'empty')
      assert_equal "1.23 Billion", number_to_human(1234567890, :locale => 'empty')
    end

    def test_number_to_human_with_custom_translation_scope
      #Significant was set to true with precision 2, with custom translated units
      assert_equal "4.3 cm", number_to_human(0.0432, :locale => 'ts', :units => :custom_units_for_number_to_human)
    end
  end
end