test/tokamak/builder/json_test.rb in tokamak-1.1.5 vs test/tokamak/builder/json_test.rb in tokamak-1.2.0

@@ -25,9 +25,32 @@
     assert_equal "an_id", hash.id
     assert_equal "bar"  , hash.members.first.id
     assert hash.members.kind_of?(Array)
   end
 
+  def test_empty_value_as_nil
+    obj = [{ :foo => "bar" }]
+    json = Tokamak::Builder::Json.build(obj) do |collection|
+      collection.values do |values|
+        values.id "an_id"
+        values.empty_value 
+      end
+      
+      collection.members do |member, some_foos|
+        member.values do |values|
+          values.id some_foos[:foo]
+        end
+      end
+    end
+
+    hash = JSON.parse(json).extend(Methodize)
+    
+    assert_equal nil    , hash.empty_value
+    assert_equal "an_id", hash.id
+    assert_equal "bar"  , hash.members.first.id
+    assert hash.members.kind_of?(Array)
+  end
+
   def test_root_set_on_builder
     obj = [{ :foo => "bar" }, { :foo => "zue" }]
     json = Tokamak::Builder::Json.build(obj, :root => "foos") do |collection|
       collection.values do |values|
         values.id "an_id"