@Test
    public void testGetDynamicAttr() {
        ProviderInfo providerInfo = new ProviderInfo();
        providerInfo.setDynamicAttr("timeout", 1);
        Assert.assertEquals("1", providerInfo.getAttr("timeout"));
    }
@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
core/api/src/test/java/com/alipay/sofa/rpc/client/ProviderInfoTest.java