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delete_all raise an error if a limit is provided - fixes #4979

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1 parent 7d5146e commit 2f681254ee9481f30baa53720c1570decb437725 Francesco Rodriguez committed Apr 30, 2012
Showing with 6 additions and 0 deletions.
  1. +2 −0 activerecord/lib/active_record/relation.rb
  2. +4 −0 activerecord/test/cases/relations_test.rb
@@ -390,6 +390,8 @@ def destroy(id)
# If you need to destroy dependent associations or call your <tt>before_*</tt> or
# +after_destroy+ callbacks, use the +destroy_all+ method instead.
def delete_all(conditions = nil)
+ raise ActiveRecordError.new("delete_all doesn't support limit scope") if self.limit_value
+
if conditions
where(conditions).delete_all
else
@@ -688,6 +688,10 @@ def test_delete_all_loaded
assert davids.loaded?
end
+ def test_delete_all_limit_error
+ assert_raises(ActiveRecord::ActiveRecordError) { Author.limit(10).delete_all }
+ end
+
def test_select_argument_error
assert_raises(ArgumentError) { Developer.select }
end

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