Add some validations for i18n values

[rails.git] / test / lib / i18n_test.rb

diff --git a/test/lib/i18n_test.rb b/test/lib/i18n_test.rb
index 1d4557c1ae3c5d081ca6fbd4e6f0e5b398703186..3f46955b3bab54ce0a21d8ce82f68dc820365b4e 100644 (file)
--- a/test/lib/i18n_test.rb
+++ b/test/lib/i18n_test.rb
@@ -55,6 +55,20 @@ class I18nTest < ActiveSupport::TestCase
     end
   end
 
+  def test_en_for_raw_html
+    en = YAML.load_file(Rails.root.join("config/locales/en.yml"))
+    assert_nothing_raised do
+      check_values_for_raw_html(en)
+    end
+  end
+
+  def test_en_for_nil_values
+    en = YAML.load_file(Rails.root.join("config/locales/en.yml"))
+    assert_nothing_raised do
+      check_values_for_nil(en)
+    end
+  end
+
   private
 
   def translation_keys(scope = nil)
@@ -63,13 +77,14 @@ class I18nTest < ActiveSupport::TestCase
     I18n.t(scope || ".", :locale => I18n.default_locale).map do |key, value|
       scoped_key = scope ? "#{scope}.#{key}" : key
 
-      if value.is_a?(Hash)
+      case value
+      when Hash
         if value.keys - plural_keys == []
           scoped_key
         else
           translation_keys(scoped_key)
         end
-      elsif value.is_a?(String)
+      when String
         scoped_key
       end
     end.flatten
@@ -80,4 +95,25 @@ class I18nTest < ActiveSupport::TestCase
   rescue I18n::MissingTranslationData
     [:zero, :one, :other]
   end
+
+  def check_values_for_raw_html(hash)
+    hash.each_pair do |k, v|
+      if v.is_a? Hash
+        check_values_for_raw_html(v)
+      else
+        next unless k.end_with?("_html")
+        raise "Avoid using raw html in '#{k}: #{v}'" if v.include? "<"
+      end
+    end
+  end
+
+  def check_values_for_nil(hash)
+    hash.each_pair do |k, v|
+      if v.is_a? Hash
+        check_values_for_nil(v)
+      else
+        raise "Avoid nil values in '#{k}: nil'" if v.nil?
+      end
+    end
+  end
 end