LogEvent result = policy.rewrite(warnEvent);

        assertSame(warnEvent, result);
        assertEquals(Level.WARN, result.getLevel());
    }

    @Test
    public void test_rewrite_info_level() {
        String[] loggerNames = { "test.logger" };
        ErrorToWarnRewritePolicy policy = new ErrorToWarnRewritePolicy(loggerNames);

        LogEvent infoEvent = Log4jLogEvent.newBuilder()