5 files changed, 65 insertions, 3 deletions
diff --git a/actionview/test/template/asset_tag_helper_test.rb b/actionview/test/template/asset_tag_helper_test.rb
index 343681b5a9..d789a5ca27 100644
--- a/actionview/test/template/asset_tag_helper_test.rb
+++ b/actionview/test/template/asset_tag_helper_test.rb
@@ -546,6 +546,14 @@ class AssetTagHelperTest < ActionView::TestCase
     assert_equal "http://cdn.example.com/images/file.png", image_path("file.png")
   end
 
+  def test_image_url_with_asset_host_proc_returning_nil
+    @controller.config.asset_host = Proc.new { nil }
+    @controller.request = Struct.new(:base_url, :script_name).new("http://www.example.com", nil)
+
+    assert_equal "/images/rails.png", image_path("rails.png")
+    assert_equal "http://www.example.com/images/rails.png", image_url("rails.png")
+  end
+
   def test_caching_image_path_with_caching_and_proc_asset_host_using_request
     @controller.config.asset_host = Proc.new do |source, request|
       if request.ssl?
diff --git a/actionview/test/template/form_helper_test.rb b/actionview/test/template/form_helper_test.rb
index 3e39dadcf1..a9f137aec6 100644
--- a/actionview/test/template/form_helper_test.rb
+++ b/actionview/test/template/form_helper_test.rb
@@ -694,6 +694,13 @@ class FormHelperTest < ActionView::TestCase
     )
   end
 
+  def test_text_area_with_value_before_type_cast
+    assert_dom_equal(
+      %{<textarea id="post_id" name="post[id]">\n123</textarea>},
+      text_area("post", "id")
+    )
+  end
+
   def test_text_area_with_html_entities
     @post.body = "The HTML Entity for & is &amp;"
     assert_dom_equal(
diff --git a/actionview/test/template/partial_iteration_test.rb b/actionview/test/template/partial_iteration_test.rb
new file mode 100644
index 0000000000..695f9f1bef
--- /dev/null
+++ b/actionview/test/template/partial_iteration_test.rb
@@ -0,0 +1,33 @@
+require 'abstract_unit'
+require 'action_view/renderer/partial_renderer'
+
+class PartialIterationTest < ActiveSupport::TestCase
+  def test_has_size_and_index
+    iteration = ActionView::PartialIteration.new 3
+    assert_equal 0, iteration.index, "should be at the first index"
+    assert_equal 3, iteration.size, "should have the size"
+  end
+
+  def test_first_is_true_when_current_is_at_the_first_index
+    iteration = ActionView::PartialIteration.new 3
+    assert iteration.first?, "first when current is 0"
+  end
+
+  def test_first_is_false_unless_current_is_at_the_first_index
+    iteration = ActionView::PartialIteration.new 3
+    iteration.iterate!
+    assert !iteration.first?, "not first when current is 1"
+  end
+
+  def test_last_is_true_when_current_is_at_the_last_index
+    iteration = ActionView::PartialIteration.new 3
+    iteration.iterate!
+    iteration.iterate!
+    assert iteration.last?, "last when current is 2"
+  end
+
+  def test_last_is_false_unless_current_is_at_the_last_index
+    iteration = ActionView::PartialIteration.new 3
+    assert !iteration.last?, "not last when current is 0"
+  end
+end
diff --git a/actionview/test/template/render_test.rb b/actionview/test/template/render_test.rb
index 67f1aabbd2..85817119ba 100644
--- a/actionview/test/template/render_test.rb
+++ b/actionview/test/template/render_test.rb
@@ -256,7 +256,7 @@ module RenderTestCases
   end
 
   def test_render_partial_collection_without_as
-    assert_equal "local_inspector,local_inspector_counter",
+    assert_equal "local_inspector,local_inspector_counter,local_inspector_iteration",
       @view.render(:partial => "test/local_inspector", :collection => [ Customer.new("mary") ])
   end
 
@@ -324,11 +324,16 @@ module RenderTestCases
       @controller_view.render(customers, :greeting => "Hello")
   end
 
+  def test_render_partial_using_collection_without_path
+    assert_equal "hi good customer: david0", @controller_view.render([ GoodCustomer.new("david") ], greeting: "hi")
+  end
+
   def test_render_partial_without_object_or_collection_does_not_generate_partial_name_local_variable
     exception = assert_raises ActionView::Template::Error do
       @controller_view.render("partial_name_local_variable")
     end
-    assert_match "undefined local variable or method `partial_name_local_variable'", exception.message
+    assert_instance_of NameError, exception.original_exception
+    assert_equal :partial_name_local_variable, exception.original_exception.name
   end
 
   # TODO: The reason for this test is unclear, improve documentation
@@ -387,6 +392,14 @@ module RenderTestCases
     ActionView::Template.unregister_template_handler :foo
   end
 
+  def test_render_body
+    assert_equal 'some body', @view.render(body: 'some body')
+  end
+
+  def test_render_plain
+    assert_equal 'some plaintext', @view.render(plain: 'some plaintext')
+  end
+
   def test_render_knows_about_types_registered_when_extensions_are_checked_earlier_in_initialization
     ActionView::Template::Handlers.extensions
     ActionView::Template.register_template_handler :foo, CustomHandler
diff --git a/actionview/test/template/test_case_test.rb b/actionview/test/template/test_case_test.rb
index 4ee0930341..4582fa13ee 100644
--- a/actionview/test/template/test_case_test.rb
+++ b/actionview/test/template/test_case_test.rb
@@ -1,4 +1,5 @@
 require 'abstract_unit'
+require 'rails/engine'
 
 module ActionView
 
@@ -223,7 +224,7 @@ module ActionView
 
     test "is able to use mounted routes" do
       with_routing do |set|
-        app = Class.new do
+        app = Class.new(Rails::Engine) do
           def self.routes
             @routes ||= ActionDispatch::Routing::RouteSet.new
           end