3 class I18nTest < ActiveSupport::TestCase
4 I18n.available_locales.each do |locale|
6 without_i18n_exceptions do
7 # plural_keys = plural_keys(locale)
9 translation_keys.each do |key|
12 default_value = I18n.t(key, :locale => I18n.default_locale)
14 if default_value.is_a?(Hash)
15 variables.push("count")
17 default_value.each_value do |subvalue|
18 subvalue.scan(/%\{(\w+)\}/) do
19 variables.push(Regexp.last_match(1))
23 default_value.scan(/%\{(\w+)\}/) do
24 variables.push(Regexp.last_match(1))
28 variables.push("attribute") if key =~ /^(active(model|record)\.)?errors\./
30 value = I18n.t(key, :locale => locale, :fallback => true)
33 value.each do |subkey, subvalue|
34 # assert plural_keys.include?(subkey), "#{key}.#{subkey} is not a valid plural key"
38 subvalue.scan(/%\{(\w+)\}/) do
39 assert_includes variables, Regexp.last_match(1), "#{key}.#{subkey} uses unknown interpolation variable #{Regexp.last_match(1)}"
43 assert_includes value, :other, "#{key}.other plural key missing"
45 assert value.is_a?(String), "#{key} is not a string"
47 value.scan(/%\{(\w+)\}/) do
48 assert_includes variables, Regexp.last_match(1), "#{key} uses unknown interpolation variable #{Regexp.last_match(1)}"
53 assert_includes %w[ltr rtl], I18n.t("html.dir", :locale => locale), "html.dir must be ltr or rtl"
58 Rails.root.glob("config/locales/*.yml").each do |filename|
59 lang = File.basename(filename, ".yml")
60 test "#{lang} for raw html" do
61 yml = YAML.load_file(filename)
62 assert_nothing_raised do
63 check_values_for_raw_html(yml)
68 def test_en_for_nil_values
69 en = YAML.load_file(Rails.root.join("config/locales/en.yml"))
70 assert_nothing_raised do
71 check_values_for_nil(en)
75 # We should avoid using the key `zero:` in English, since that key
76 # is used for "numbers ending in zero" in other languages.
77 def test_en_for_zero_key
78 en = YAML.load_file(Rails.root.join("config/locales/en.yml"))
79 assert_nothing_raised do
80 check_keys_for_zero(en)
86 def translation_keys(scope = nil)
87 plural_keys = plural_keys(I18n.default_locale)
89 I18n.t(scope || ".", :locale => I18n.default_locale).map do |key, value|
90 scoped_key = scope ? "#{scope}.#{key}" : key
94 if value.keys - plural_keys == []
97 translation_keys(scoped_key)
105 def plural_keys(locale)
106 I18n.t("i18n.plural.keys", :locale => locale, :raise => true) + [:zero]
107 rescue I18n::MissingTranslationData
108 [:zero, :one, :other]
111 def check_values_for_raw_html(hash)
112 hash.each_pair do |k, v|
114 check_values_for_raw_html(v)
116 next unless k.to_s.end_with?("_html")
117 raise "Avoid using raw html in '#{k}: #{v}'" if v.include? "<"
122 def check_values_for_nil(hash)
123 hash.each_pair do |k, v|
125 check_values_for_nil(v)
127 raise "Avoid nil values in '#{k}: nil'" if v.nil?
132 def check_keys_for_zero(hash)
133 hash.each_pair do |k, v|
135 check_keys_for_zero(v)
137 raise "Avoid using 'zero' key in '#{k}: #{v}'" if k.to_s == "zero"