GaxGrpcProperties { public static String getGaxGrpcVersion() { return GAX_GRPC_VERSION; } private  GaxGrpcProperties(); static String getGrpcVersion(); static String getGrpcTokenName(); static String getGaxGrpcVersion(); static Pattern getDefaultApiClientHeaderPattern();  }
@Test public void testGaxGrpcVersion() { String gaxGrpcVersion = GaxGrpcProperties.getGaxGrpcVersion(); assertNotNull(gaxGrpcVersion); }