From f0182d5cb9755e2a8ef933ea6b93d5e42f6d367d Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Mon, 30 Apr 2012 15:51:09 -0700
Subject: only yield to finder block if something is found

---
 activerecord/test/cases/base_test.rb | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'activerecord/test/cases/base_test.rb')

diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index 8a4ce5e963..02d5320d9d 100644
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -175,6 +175,16 @@ class BasicsTest < ActiveRecord::TestCase
     assert Topic.table_exists?
   end
 
+  def test_finder_block
+    t = Topic.first
+    found = nil
+    Topic.find_by_id(t.id) { |f| found = f }
+    assert_equal t, found
+
+    bad_id = Topic.maximum(:id) + 1
+    Topic.find_by_id(bad_id) { |f| raise }
+  end
+
   def test_preserving_date_objects
     if current_adapter?(:SybaseAdapter)
       # Sybase ctlib does not (yet?) support the date type; use datetime instead.
-- 
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