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-rw-r--r--activerecord/lib/active_record/dynamic_matchers.rb2
-rw-r--r--activerecord/test/cases/finder_respond_to_test.rb5
2 files changed, 6 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/dynamic_matchers.rb b/activerecord/lib/active_record/dynamic_matchers.rb
index 3bac31c6aa..e650ebcf64 100644
--- a/activerecord/lib/active_record/dynamic_matchers.rb
+++ b/activerecord/lib/active_record/dynamic_matchers.rb
@@ -35,7 +35,7 @@ module ActiveRecord
end
def pattern
- /^#{prefix}_([_a-zA-Z]\w*)#{suffix}$/
+ @pattern ||= /\A#{prefix}_([_a-zA-Z]\w*)#{suffix}\Z/
end
def prefix
diff --git a/activerecord/test/cases/finder_respond_to_test.rb b/activerecord/test/cases/finder_respond_to_test.rb
index 6101eb7b68..3ff22f222f 100644
--- a/activerecord/test/cases/finder_respond_to_test.rb
+++ b/activerecord/test/cases/finder_respond_to_test.rb
@@ -21,6 +21,11 @@ class FinderRespondToTest < ActiveRecord::TestCase
assert_respond_to Topic, :find_by_title
end
+ def test_should_respond_to_find_by_with_bang
+ ensure_topic_method_is_not_cached(:find_by_title!)
+ assert_respond_to Topic, :find_by_title!
+ end
+
def test_should_respond_to_find_by_two_attributes
ensure_topic_method_is_not_cached(:find_by_title_and_author_name)
assert_respond_to Topic, :find_by_title_and_author_name