1 files changed, 75 insertions, 4 deletions
diff --git a/activemodel/test/cases/naming_test.rb b/activemodel/test/cases/naming_test.rb
index 1777ce2aae..1e14d83bcb 100644
--- a/activemodel/test/cases/naming_test.rb
+++ b/activemodel/test/cases/naming_test.rb
@@ -34,6 +34,10 @@ class NamingTest < ActiveModel::TestCase
   def test_human
     assert_equal 'Track back', @model_name.human
   end
+
+  def test_i18n_key
+    assert_equal :"post/track_back", @model_name.i18n_key
+  end
 end
 
 class NamingWithNamespacedModelInIsolatedNamespaceTest < ActiveModel::TestCase
@@ -75,8 +79,8 @@ class NamingWithNamespacedModelInIsolatedNamespaceTest < ActiveModel::TestCase
     assert_equal 'post', @model_name.param_key
   end
 
-  def test_recognizing_namespace
-    assert_equal 'Post', Blog::Post.model_name.instance_variable_get("@unnamespaced")
+  def test_i18n_key
+    assert_equal :"blog/post", @model_name.i18n_key
   end
 end
 
@@ -118,6 +122,10 @@ class NamingWithNamespacedModelInSharedNamespaceTest < ActiveModel::TestCase
   def test_param_key
     assert_equal 'blog_post', @model_name.param_key
   end
+
+  def test_i18n_key
+    assert_equal :"blog/post", @model_name.i18n_key
+  end
 end
 
 class NamingWithSuppliedModelNameTest < ActiveModel::TestCase
@@ -148,7 +156,7 @@ class NamingWithSuppliedModelNameTest < ActiveModel::TestCase
   end
 
   def test_human
-    'Article'
+    assert_equal 'Article', @model_name.human
   end
 
   def test_route_key
@@ -158,15 +166,58 @@ class NamingWithSuppliedModelNameTest < ActiveModel::TestCase
   def test_param_key
     assert_equal 'article', @model_name.param_key
   end
+
+  def test_i18n_key
+    assert_equal :"article", @model_name.i18n_key
+  end
+end
+
+class NamingUsingRelativeModelNameTest < ActiveModel::TestCase
+  def setup
+    @model_name = Blog::Post.model_name
+  end
+
+  def test_singular
+    assert_equal 'blog_post', @model_name.singular
+  end
+
+  def test_plural
+    assert_equal 'blog_posts', @model_name.plural
+  end
+
+  def test_element
+    assert_equal 'post', @model_name.element
+  end
+
+  def test_collection
+    assert_equal 'blog/posts', @model_name.collection
+  end
+
+  def test_human
+    assert_equal 'Post', @model_name.human
+  end
+
+  def test_route_key
+    assert_equal 'posts', @model_name.route_key
+  end
+
+  def test_param_key
+    assert_equal 'post', @model_name.param_key
+  end
+
+  def test_i18n_key
+    assert_equal :"blog/post", @model_name.i18n_key
+  end
 end
 
-class NamingHelpersTest < Test::Unit::TestCase
+class NamingHelpersTest < ActiveModel::TestCase
   def setup
     @klass  = Contact
     @record = @klass.new
     @singular = 'contact'
     @plural = 'contacts'
     @uncountable = Sheep
+    @singular_route_key = 'contact'
     @route_key = 'contacts'
     @param_key = 'contact'
   end
@@ -193,10 +244,12 @@ class NamingHelpersTest < Test::Unit::TestCase
 
   def test_route_key
     assert_equal @route_key, route_key(@record)
+    assert_equal @singular_route_key, singular_route_key(@record)
   end
 
   def test_route_key_for_class
     assert_equal @route_key, route_key(@klass)
+    assert_equal @singular_route_key, singular_route_key(@klass)
   end
 
   def test_param_key
@@ -212,8 +265,26 @@ class NamingHelpersTest < Test::Unit::TestCase
     assert !uncountable?(@klass), "Expected 'contact' to be countable"
   end
 
+  def test_uncountable_route_key
+    assert_equal "sheep", singular_route_key(@uncountable)
+    assert_equal "sheep_index", route_key(@uncountable)
+  end
+
   private
     def method_missing(method, *args)
       ActiveModel::Naming.send(method, *args)
     end
 end
+
+class NameWithAnonymousClassTest < ActiveModel::TestCase
+  def test_anonymous_class_without_name_argument
+    assert_raises(ArgumentError) do
+      ActiveModel::Name.new(Class.new)
+    end
+  end
+
+  def test_anonymous_class_with_name_argument
+    model_name = ActiveModel::Name.new(Class.new, nil, "Anonymous")
+    assert_equal "Anonymous", model_name
+  end
+end