From d758d996d1b66e2a65640f79f01ce2ac674d7ed5 Mon Sep 17 00:00:00 2001
From: Pratik Naik <pratiknaik@gmail.com>
Date: Sat, 21 Mar 2009 19:05:09 +0000
Subject: Deprecate Model#validate/validate_on_create/validate_on_update. Use
 Model.validate :method and likewise

---
 activerecord/test/cases/validations_test.rb   | 34 +++++++++++++++++++++++++++
 activerecord/test/models/company.rb           |  9 ++++---
 activerecord/test/models/company_in_module.rb |  9 ++++---
 activerecord/test/models/reply.rb             | 10 +++++---
 4 files changed, 53 insertions(+), 9 deletions(-)

(limited to 'activerecord/test')

diff --git a/activerecord/test/cases/validations_test.rb b/activerecord/test/cases/validations_test.rb
index a220580a8d..a4e874e5e6 100644
--- a/activerecord/test/cases/validations_test.rb
+++ b/activerecord/test/cases/validations_test.rb
@@ -16,6 +16,24 @@ class ProtectedPerson < ActiveRecord::Base
   attr_protected :first_name
 end
 
+class DeprecatedPerson < ActiveRecord::Base
+  set_table_name 'people'
+
+  protected
+
+  def validate
+    errors[:name] << "always invalid"
+  end
+
+  def validate_on_create
+    errors[:name] << "invalid on create"
+  end
+
+  def validate_on_update
+    errors[:name] << "invalid on update"
+  end
+end
+
 class ValidationsTest < ActiveRecord::TestCase
   fixtures :topics, :developers
 
@@ -150,4 +168,20 @@ class ValidationsTest < ActiveRecord::TestCase
       assert_equal "Dan Brown", reply["author_name"]
     end
   end
+
+  def test_deprecated_validation_instance_methods
+    tom = DeprecatedPerson.new
+
+    assert_deprecated do
+      assert tom.invalid?
+      assert_equal ["always invalid", "invalid on create"], tom.errors[:name]
+    end
+
+    tom.save(false)
+
+    assert_deprecated do
+      assert tom.invalid?
+      assert_equal ["always invalid", "invalid on update"], tom.errors[:name]
+    end
+  end
 end
diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb
index 02a775f9ef..9c9d03dd5b 100644
--- a/activerecord/test/models/company.rb
+++ b/activerecord/test/models/company.rb
@@ -146,10 +146,13 @@ class Account < ActiveRecord::Base
     true
   end
 
+  validate :check_empty_credit_limit
+
   protected
-    def validate
-      errors.add_on_empty "credit_limit"
-    end
+
+  def check_empty_credit_limit
+    errors.add_on_empty "credit_limit"
+  end
 
   private
 
diff --git a/activerecord/test/models/company_in_module.rb b/activerecord/test/models/company_in_module.rb
index 7f02403d5a..1122c7256f 100644
--- a/activerecord/test/models/company_in_module.rb
+++ b/activerecord/test/models/company_in_module.rb
@@ -52,10 +52,13 @@ module MyApplication
         i.belongs_to :nested_unqualified_billing_firm, :class_name => 'Nested::Firm'
       end
 
+      validate :check_empty_credit_limit
+
       protected
-        def validate
-          errors.add_on_empty "credit_limit"
-        end
+
+      def check_empty_credit_limit
+        errors.add_on_empty "credit_limit"
+      end
     end
   end
 end
diff --git a/activerecord/test/models/reply.rb b/activerecord/test/models/reply.rb
index 55e7ccd22f..616c07687c 100644
--- a/activerecord/test/models/reply.rb
+++ b/activerecord/test/models/reply.rb
@@ -11,7 +11,11 @@ class Reply < Topic
 
   attr_accessible :title, :author_name, :author_email_address, :written_on, :content, :last_read
 
-  def validate
+  validate :check_empty_title
+  validate_on_create :check_content_mismatch
+  validate_on_update :check_wrong_update
+
+  def check_empty_title
     errors[:title] << "Empty" unless attribute_present?("title")
   end
 
@@ -19,7 +23,7 @@ class Reply < Topic
     errors[:content] << "Empty" unless attribute_present?("content")
   end
 
-  def validate_on_create
+  def check_content_mismatch
     if attribute_present?("title") && attribute_present?("content") && content == "Mismatch"
       errors[:title] << "is Content Mismatch"
     end
@@ -29,7 +33,7 @@ class Reply < Topic
     errors[:title] << "is Wrong Create" if attribute_present?("title") && title == "Wrong Create"
   end
 
-  def validate_on_update
+  def check_wrong_update
     errors[:title] << "is Wrong Update" if attribute_present?("title") && title == "Wrong Update"
   end
 end
-- 
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