@Test
    public void convertToEquivalentAddressGroup() {
        assertNotNull(ShenyuResolverHelper.convertToEquivalentAddressGroup(grpcUpstream));
    }
The Test Case For {@link ShenyuResolverHelper}.
shenyu-plugin/shenyu-plugin-proxy/shenyu-plugin-rpc/shenyu-plugin-grpc/src/test/java/org/apache/shenyu/plugin/grpc/resolver/ShenyuResolverHelperTest.java