Merge branch 'master' into nested_has_many_through

Conflicts:
	activerecord/CHANGELOG
	activerecord/lib/active_record/association_preload.rb
	activerecord/lib/active_record/associations.rb
	activerecord/lib/active_record/associations/class_methods/join_dependency.rb
	activerecord/lib/active_record/associations/class_methods/join_dependency/join_association.rb
	activerecord/lib/active_record/associations/has_many_association.rb
	activerecord/lib/active_record/associations/has_many_through_association.rb
	activerecord/lib/active_record/associations/has_one_association.rb
	activerecord/lib/active_record/associations/has_one_through_association.rb
	activerecord/lib/active_record/associations/through_association_scope.rb
	activerecord/lib/active_record/reflection.rb
	activerecord/test/cases/associations/has_many_through_associations_test.rb
	activerecord/test/cases/associations/has_one_through_associations_test.rb
	activerecord/test/cases/reflection_test.rb
	activerecord/test/cases/relations_test.rb
	activerecord/test/fixtures/memberships.yml
	activerecord/test/models/categorization.rb
	activerecord/test/models/category.rb
	activerecord/test/models/member.rb
	activerecord/test/models/reference.rb
	activerecord/test/models/tagging.rb

1 files changed, 30 insertions, 0 deletions

diff --git a/actionpack/test/template/output_safety_helper_test.rb b/actionpack/test/template/output_safety_helper_test.rb
new file mode 100644
index 0000000000..fc127c24e9
--- /dev/null
+++ b/actionpack/test/template/output_safety_helper_test.rb
@@ -0,0 +1,30 @@
+require 'abstract_unit'
+require 'testing_sandbox'
+
+class OutputSafetyHelperTest < ActionView::TestCase
+  tests ActionView::Helpers::OutputSafetyHelper
+  include TestingSandbox
+
+  def setup
+    @string = "hello"
+  end
+
+  test "raw returns the safe string" do
+    result = raw(@string)
+    assert_equal @string, result
+    assert result.html_safe?
+  end
+
+  test "raw handles nil values correctly" do
+    assert_equal "", raw(nil)
+  end
+
+  test "safe_join should html_escape any items, including the separator, if they are not html_safe" do
+    joined = safe_join(["<p>foo</p>".html_safe, "<p>bar</p>"], "<br />")
+    assert_equal "<p>foo</p>&lt;br /&gt;&lt;p&gt;bar&lt;/p&gt;", joined
+
+    joined = safe_join(["<p>foo</p>".html_safe, "<p>bar</p>".html_safe], "<br />".html_safe)
+    assert_equal "<p>foo</p><br /><p>bar</p>", joined
+  end
+
+end
\ No newline at end of file