Nothing
context("Consistency between 'fusedanova' with and without splits")
Sim <- function(xm,ngroup,sigma){
# xm mean of the group, ngroup number of person in the group, sigma vector or variances
# nb of lines = nb of groups
p = ncol(xm)
n = sum(ngroup)
Y = matrix(0,n,p+1)
if(!inherits(sigma, c("matrix", "Matrix"))){
sigma = matrix(sigma,nrow=nrow(xm), ncol=p)
}
l=1
for (i in 1:nrow(xm)){
for(j in 1:ngroup[i]){
Y[l,1] = i # numb of the group
for (k in 1:p){
Y[l,k+1] = xm[i,k]+rnorm(1,0,sigma)
}
l=l+1
}
}
return(Y)
}
test_that("Consistency between 'fusedanova' with and without splits", {
# for the moment using random data
weights = "default"
xm = as.matrix(runif(10,min=0,max=20))
ng = sample(1:100,size=10,replace=TRUE)
sigma = 1
Y <- Sim(xm,ng,sigma)
class= Y[,1]
Y = as.matrix(Y[,2])
fa = fusedanova(x=Y,class=class,weights = weights,checkargs = FALSE, splits=1)
lambda1 = sort(unique(fa@result[[1]]$table$lambda))
fa = fusedanova(x=Y, class=class, weights = weights,checkargs = FALSE, splits=2, mxSplitSize=1)
lambda2 = sort(unique(fa@result[[1]]$table$lambda))
fa = fusedanova(x=Y, class=class, weights = weights,checkargs = FALSE, splits=2)
lambda3 = sort(unique(fa@result[[1]]$table$lambda))
expect_that(lambda1, is_equivalent_to(lambda2))
# ie. same lambda list for the first variable. if we never check the mx flow
expect_that(lambda3, is_equivalent_to(lambda2))
# ie. same lambda list for the first variable. if we check the maxflow
})
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