1 files changed, 17 insertions, 0 deletions
diff --git a/activemodel/test/models/custom_reader.rb b/activemodel/test/models/custom_reader.rb
new file mode 100644
index 0000000000..7ac70e6167
--- /dev/null
+++ b/activemodel/test/models/custom_reader.rb
@@ -0,0 +1,17 @@
+class CustomReader
+  include ActiveModel::Validations
+
+  def initialize(data = {})
+    @data = data
+  end
+  
+  def []=(key, value)
+    @data[key] = value
+  end
+
+  private
+  
+  def read_attribute_for_validation(key)
+    @data[key]
+  end
+end
+\ No newline at end of file