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authorJon Leighton <j@jonathanleighton.com>2011-07-12 00:04:01 +0100
committerJon Leighton <j@jonathanleighton.com>2011-07-12 00:14:45 +0100
commit1712d90050bd4b32a9ee93548b5eef05a69491f7 (patch)
treecf76c0d1847f96d8f71c30f10c741d46dbe6f4b1 /activerecord/test/cases
parent5c8be9eb864886d7ba9abba0d59786614cca2a5a (diff)
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Fix exception if old and new targets are both nil. Fixes #1471.
Diffstat (limited to 'activerecord/test/cases')
-rw-r--r--activerecord/test/cases/associations/belongs_to_associations_test.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb
index 4190f6d76d..818902beb5 100644
--- a/activerecord/test/cases/associations/belongs_to_associations_test.rb
+++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb
@@ -681,4 +681,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
firm = client.create_firm! :name => "baa"
assert_equal firm.id, client.client_of
end
+
+ def test_self_referential_belongs_to_with_counter_cache_assigning_nil
+ comment = Comment.create! :post => posts(:thinking), :body => "fuu"
+ comment.parent = nil
+ comment.save!
+
+ assert_equal nil, comment.reload.parent
+ assert_equal 0, comments(:greetings).reload.children_count
+ end
end