@Test
public void testParseGrpcUrl() {

    String url = "grpc://hyperledger.org:1234";
    Properties purl = Utils.parseGrpcUrl(url);
    Assert.assertEquals("grpc", purl.getProperty("protocol"));
    Assert.assertEquals("hyperledger.org", purl.getProperty("host"));
    Assert.assertEquals("1234", purl.getProperty("port"));
}