NumSPBal=list(c(3,4),3,2) DemSPBal=list(1,5,4) PerVar=c(41.37487, 21.08270, 19.16870) MatrizPBmodelo=rbind(c(1.00000000, 1.0000000, 1.0000000, 1.0000000 , 1.0000000), c(1.84449081, -1.3569851, -0.1388348, -0.5269079, -1.3288684), c(0.27531685, 0.4741394, -1.9045554, -0.3581268, -0.4768543), c( 0.07782991, 0.3492473, -0.7138882, 1.4332828, -0.7203295)) names=c("Bact1", "Bact2","Bact3","Bact4","Bact5") Estimated.Param=c(0.5, 0.3, -0.2,0.1) E=5 tat=TableBPBM(NumSPBal,DemSPBal,PerVar,MatrizPBmodelo,Estimated.Param,BB=0.55,names, E) cat(tat, sep="\n") test_that("TableBPBM", { expect_type(tat, "character") })