clargs <- commandArgs(trailing=TRUE) source(file.path(clargs[1], "unittest.R")) dyn.load(paste("overload_method", .Platform$dynlib.ext, sep="")) source("overload_method.R") cacheMetaData(1) b <- Base() Base_method(b) Base_overloaded_method(b) Base_overloaded_method(b, 43) Base_overloaded_method(b) b$method() b$overloaded_method()