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`validates_confirmation_of` does not override writer methods.

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1 parent b359c5d commit b501ee47fa3f877f8b8028e732f8ef8a22cc75fb @senny senny committed Mar 4, 2013
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@@ -1,5 +1,20 @@
## Rails 4.0.0 (unreleased) ##
+* `validates_confirmation_of` does not override writer methods for
+ the confirmation attribute if no reader is defined.
+
+ Example:
+
+ class Blog
+ def title=(new_title)
@josevalim

josevalim May 20, 2013

Member

Isn't this the wrong indentation?

@senny

senny May 20, 2013

Member

it is but looks like it was fixed on 4-0-stable and it's not on master anymore:

+ @title = new_title.downcase
+ end
+
+ # previously this would override the setter above.
+ validates_confirmation_of :title
+ end
+
+ *Yves Senn*
## Rails 4.0.0.beta1 (February 25, 2013) ##
@@ -10,9 +10,13 @@ def validate_each(record, attribute, value)
end
def setup(klass)
- klass.send(:attr_accessor, *attributes.map do |attribute|
+ klass.send(:attr_reader, *attributes.map do |attribute|
:"#{attribute}_confirmation" unless klass.method_defined?(:"#{attribute}_confirmation")
end.compact)
+
+ klass.send(:attr_writer, *attributes.map do |attribute|
+ :"#{attribute}_confirmation" unless klass.method_defined?(:"#{attribute}_confirmation=")
+ end.compact)
end
end
@@ -71,4 +71,35 @@ def test_title_confirmation_with_i18n_attribute
I18n.backend = @old_backend
end
+ test "does not override confirmation reader if present" do
+ klass = Class.new do
+ include ActiveModel::Validations
+
+ def title_confirmation
+ "expected title"
+ end
+
+ validates_confirmation_of :title
+ end
+
+ assert_equal "expected title", klass.new.title_confirmation,
+ "confirmation validation should not override the reader"
+ end
+
+ test "does not override confirmation writer if present" do
+ klass = Class.new do
+ include ActiveModel::Validations
+
+ def title_confirmation=(value)
+ @title_confirmation = "expected title"
+ end
+
+ validates_confirmation_of :title
+ end
+
+ model = klass.new
+ model.title_confirmation = "new title"
+ assert_equal "expected title", model.title_confirmation,
+ "confirmation validation should not override the writer"
+ end
end

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