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-rw-r--r--activerecord/test/cases/duplication_test.rb18
1 files changed, 18 insertions, 0 deletions
diff --git a/activerecord/test/cases/duplication_test.rb b/activerecord/test/cases/duplication_test.rb
index c6f7e3ef16..1ca6e72db0 100644
--- a/activerecord/test/cases/duplication_test.rb
+++ b/activerecord/test/cases/duplication_test.rb
@@ -41,6 +41,13 @@ module ActiveRecord
assert cloned.frozen?, 'topic should be frozen'
end
+ def test_clone_is_shallow
+ topic = Topic.first
+ cloned = topic.clone
+ topic.author_name = 'Aaron'
+ assert_equal 'Aaron', cloned.author_name
+ end
+
def test_dup_with_modified_attributes
topic = Topic.first
topic.author_name = 'Aaron'
@@ -64,5 +71,16 @@ module ActiveRecord
assert_not_equal topic.changes, duped.changes
end
+
+ def test_dup_attributes_are_independent
+ topic = Topic.first
+ duped = topic.dup
+
+ duped.author_name = 'meow'
+ topic.author_name = 'Aaron'
+
+ assert_equal 'Aaron', topic.author_name
+ assert_equal 'meow', duped.author_name
+ end
end
end