1 files changed, 47 insertions, 0 deletions
diff --git a/activerecord/test/cases/serialization_test.rb b/activerecord/test/cases/serialization_test.rb
new file mode 100644
index 0000000000..e14fa02780
--- /dev/null
+++ b/activerecord/test/cases/serialization_test.rb
@@ -0,0 +1,47 @@
+require 'abstract_unit'
+require 'fixtures/contact'
+
+class SerializationTest < ActiveSupport::TestCase
+  FORMATS = [ :xml, :json ]
+
+  def setup
+    @contact_attributes = {
+      :name        => 'aaron stack',
+      :age         => 25,
+      :avatar      => 'binarydata',
+      :created_at  => Time.utc(2006, 8, 1),
+      :awesome     => false,
+      :preferences => { :gem => '<strong>ruby</strong>' }
+    }
+
+    @contact = Contact.new(@contact_attributes)
+  end
+
+  def test_serialize_should_be_reversible
+    for format in FORMATS
+      @serialized = Contact.new.send("to_#{format}")
+      contact = Contact.new.send("from_#{format}", @serialized)
+
+      assert_equal @contact_attributes.keys.collect(&:to_s).sort, contact.attributes.keys.collect(&:to_s).sort, "For #{format}"
+    end
+  end
+
+  def test_serialize_should_allow_attribute_only_filtering
+    for format in FORMATS
+      @serialized = Contact.new(@contact_attributes).send("to_#{format}", :only => [ :age, :name ])
+      contact = Contact.new.send("from_#{format}", @serialized)
+      assert_equal @contact_attributes[:name], contact.name, "For #{format}"
+      assert_nil contact.avatar, "For #{format}"
+    end
+  end
+
+  def test_serialize_should_allow_attribute_except_filtering
+    for format in FORMATS
+      @serialized = Contact.new(@contact_attributes).send("to_#{format}", :except => [ :age, :name ])
+      contact = Contact.new.send("from_#{format}", @serialized)
+      assert_nil contact.name, "For #{format}"
+      assert_nil contact.age, "For #{format}"
+      assert_equal @contact_attributes[:awesome], contact.awesome, "For #{format}"
+    end
+  end
+end
+\ No newline at end of file