From 945dd254ae4a79705c2c05a683fc37a8c98c8aeb Mon Sep 17 00:00:00 2001
From: Godfrey Chan <godfreykfc@gmail.com>
Date: Sat, 29 Mar 2014 04:27:23 -0700
Subject: Ensure we are returning either `true` or `false` for `#==`

460eb83d cused `ActiveRecord::Base#==` to sometimes return `nil` in some cases,
this ensures we always return a boolean value. Also fixed a similar problem in
AR reflections.
---
 activerecord/lib/active_record/core.rb       |  2 +-
 activerecord/lib/active_record/reflection.rb |  2 +-
 activerecord/test/cases/base_test.rb         | 13 +++++++------
 3 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'activerecord')

diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb
index d9aaf8597f..4e53f66005 100644
--- a/activerecord/lib/active_record/core.rb
+++ b/activerecord/lib/active_record/core.rb
@@ -299,7 +299,7 @@ module ActiveRecord
     def ==(comparison_object)
       super ||
         comparison_object.instance_of?(self.class) &&
-        id &&
+        !id.nil? &&
         comparison_object.id == id
     end
     alias :eql? :==
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb
index bce7766501..03b5bdc46c 100644
--- a/activerecord/lib/active_record/reflection.rb
+++ b/activerecord/lib/active_record/reflection.rb
@@ -151,7 +151,7 @@ module ActiveRecord
         super ||
           other_aggregation.kind_of?(self.class) &&
           name == other_aggregation.name &&
-          other_aggregation.options &&
+          !other_aggregation.options.nil? &&
           active_record == other_aggregation.active_record
       end
 
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index 6acb342d0b..4969344763 100644
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -533,6 +533,7 @@ class BasicsTest < ActiveRecord::TestCase
 
   def test_equality_of_new_records
     assert_not_equal Topic.new, Topic.new
+    assert_equal false, Topic.new == Topic.new
   end
 
   def test_equality_of_destroyed_records
@@ -544,6 +545,12 @@ class BasicsTest < ActiveRecord::TestCase
     assert_equal topic_2, topic_1
   end
 
+  def test_equality_with_blank_ids
+    one = Subscriber.new(:id => '')
+    two = Subscriber.new(:id => '')
+    assert_equal one, two
+  end
+
   def test_hashing
     assert_equal [ Topic.find(1) ], [ Topic.find(2).topic ] & [ Topic.find(1) ]
   end
@@ -578,12 +585,6 @@ class BasicsTest < ActiveRecord::TestCase
     assert_equal nil, Topic.find_by_id(topic.id)
   end
 
-  def test_blank_ids
-    one = Subscriber.new(:id => '')
-    two = Subscriber.new(:id => '')
-    assert_equal one, two
-  end
-
   def test_comparison_with_different_objects
     topic = Topic.create
     category = Category.create(:name => "comparison")
-- 
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