On Rails 3.0 and Ruby 1.8.7 in Japan (UTC+9), tests fails with following messages.
test_operator_date_equals(QueryTest) [test/unit/query_test.rb:206]:
<"(issues.due_date > '2011-07-09 14:59:59.999999' AND issues.due_date <= '2011-07-10 14:59:59.999999')
AND (issue_statuses.is_closed='f')"> expected to be =~
</issues\.due_date > '2011-07-09 23:59:59(\.9+)?' AND issues\.due_date <= '2011-07-10 23:59:59(\.9+)?/>.
Contributed by Sylvain Utard.
