From 571884e093411635d32f5edf2f0d683ce8c3b300 Mon Sep 17 00:00:00 2001
From: Lukas Eklund <leklund@fastly.com>
Date: Mon, 7 Dec 2015 22:10:53 +0000
Subject: [PATCH] remove uniqueness validator

from this upstream PR for rails 4
https://github.com/rubysherpas/paranoia/pull/277/files

and this issue:
https://github.com/rubysherpas/paranoia/issues/276
---
 lib/paranoia.rb       | 13 -------------
 test/paranoia_test.rb |  8 +-------
 2 files changed, 1 insertion(+), 20 deletions(-)

diff --git a/lib/paranoia.rb b/lib/paranoia.rb
index e84ae18d..e75e5fa2 100644
--- a/lib/paranoia.rb
+++ b/lib/paranoia.rb
@@ -174,16 +174,3 @@ def paranoia_column
 
 
 require 'paranoia/rspec' if defined? RSpec
-
-module ActiveRecord
-  module Validations
-    class UniquenessValidator < ActiveModel::EachValidator
-      protected
-      def build_relation_with_paranoia(klass, table, attribute, value)
-        relation = build_relation_without_paranoia(klass, table, attribute, value)
-        relation.and(klass.arel_table[klass.paranoia_column].eq(nil))
-      end
-      alias_method_chain :build_relation, :paranoia
-    end
-  end
-end
diff --git a/test/paranoia_test.rb b/test/paranoia_test.rb
index 9ed05107..450dcdbd 100644
--- a/test/paranoia_test.rb
+++ b/test/paranoia_test.rb
@@ -435,16 +435,10 @@ def test_observers_not_notified_if_not_supported
     # essentially, we're just ensuring that this doesn't crash
   end
 
-  def test_validates_uniqueness_only_checks_non_deleted_records
+  def test_validates_uniqueness_checks_all_records
     a = Employer.create!(name: "A")
     a.destroy
     b = Employer.new(name: "A")
-    assert b.valid?
-  end
-
-  def test_validates_uniqueness_still_works_on_non_deleted_records
-    a = Employer.create!(name: "A")
-    b = Employer.new(name: "A")
     refute b.valid?
   end