moving ignored regexp to the instance

activerecord/test/cases/helper.rb

@@ -65,20 +65,22 @@ module ActiveRecord
     # ignored SQL.  This ignored SQL is for Oracle.
     ignored_sql.concat [/^select .*nextval/i, /^SAVEPOINT/, /^ROLLBACK TO/, /^\s*select .* from all_triggers/im]
 
-    cattr_accessor :ignored_sql_regexp
-    self.ignored_sql_regexp = Regexp.union ignored_sql
-
     cattr_accessor :log
     self.log = []
 
+    attr_reader :ignore
+
+    def initialize(ignore = Regexp.union(self.class.ignored_sql))
+      @ignore = ignore
+    end
+
     def call(name, start, finish, message_id, values)
       sql = values[:sql]
 
       # FIXME: this seems bad. we should probably have a better way to indicate
       # the query was cached
-      unless 'CACHE' == values[:name]
-        self.class.log << sql unless self.class.ignored_sql_regexp =~ sql
-      end
+      return if 'CACHE' == values[:name] || ignore =~ sql
+      self.class.log << sql
     end
   end