public static Properties loadProperties(Set<ClassLoader> classLoaders, String fileName) {
        return loadProperties(classLoaders, fileName, false, false);
    }
@Test
    void testLoadPropertiesMultiFileNotRootPath() throws Exception {

        Properties p = ConfigUtils.loadProperties(
                Collections.emptySet(), "META-INF/dubbo/internal/org.apache.dubbo.common.status.StatusChecker", true);

        Properties expected = new Properties();
        expected.put("memory", "org.apache.dubbo.common.status.support.MemoryStatusChecker");
        expected.put("load", "org.apache.dubbo.common.status.support.LoadStatusChecker");
        expected.put("aa", "12");

        assertEquals(expected, p);
    }