Nothing
## library(growcurves, quietly = TRUE)
context("ddpgrow returns correct objects")
##
## Load simulation dataset without nuisance covariates
## (Two treatment levels, {0,1}, and no nuisance covariates)
##
data(datsimmult)
##
## function to run dprgrow function under all possible prior choices - c("mvn","car","ind")
##
mod <- function(niter, nburn, nthin, typetreat){
ddpgrow(y = datsimmult$y, subject = datsimmult$subject, trt = datsimmult$trt, time = datsimmult$time,
n.random = datsimmult$n.random, n.fix_degree = 2, dosemat = datsimmult$dosemat_test, Omega = datsimmult$Omega_test,
numdose = datsimmult$numdose_test, labt = datsimmult$labt_test, typetreat = typetreat, n.iter = niter, n.burn = nburn,
n.thin = nthin, shape.dp = 1.0, rate.dp = 1.0, M.init = length(unique(datsimmult$subject)), plot.out = TRUE)
}
test_that("ddp function returns correct objects under car prior construction", {
niter <- 30
nburn <- 10
nthin <- 2
typetreat <- c("car")
DDP <- mod(niter,nburn,nthin,typetreat)
srm <- summary(DDP)$summary.results
parms <- samples(DDP)
pr <- DDP$plot.results
num.subj <- length(unique(datsimmult$subject))
nrandom <- ncol(srm$Z)
## evaluating class
expect_that(DDP,is_a("ddpgrow"))
## evaluating summary output
expect_that(srm$theta.summary, is_a("list"))
expect_that(names(srm)[17], matches("lpml"))
expect_that(ncol(srm$X),equals(5))
expect_that(colnames(srm$X),matches("time"))
## evaluating MCMC sample results
expect_that(nrow(parms$M),is_equivalent_to((niter-nburn)/nthin))
expect_that(ncol(parms$Theta),is_equivalent_to(num.subj*nrandom))
expect_that(length(residuals(DDP)),equals(length(datsimmult$y)))
expect_that(nrow(srm$taucar.summary),equals(1)) ## only 1 car term
## checking plot output
expect_that("p.tcar" %in% names(pr), is_true())
## checking supplemental plot
psupp <- ddpEffectsplot(DDP)
expect_that(length(psupp), equals(4))
})
test_that("ddp function returns correct objects under mvn prior construction", {
niter <- 30
nburn <- 10
nthin <- 2
typetreat <- c("mvn")
DDP <- mod(niter,nburn,nthin,typetreat)
srm <- summary(DDP)$summary.results
parms <- samples(DDP)
pr <- DDP$plot.results
num.subj <- length(unique(datsimmult$subject))
nrandom <- ncol(srm$Z)
## evaluating class
expect_that(DDP,is_a("ddpgrow"))
## evaluating summary output
expect_that(srm$theta.summary, is_a("list"))
expect_that(names(srm)[17], matches("lpml"))
expect_that(ncol(srm$X),equals(5))
expect_that(colnames(srm$X),matches("time"))
## evaluating MCMC sample results
expect_that(nrow(parms$M),is_equivalent_to((niter-nburn)/nthin))
expect_that(ncol(parms$Theta),is_equivalent_to(num.subj*nrandom))
expect_that(length(residuals(DDP)),equals(length(datsimmult$y)))
expect_that(length(srm$pmvn.summary),equals(1)) ## only 1 mvn term
## checking plot output
expect_that("p.mvn" %in% names(pr), is_true())
## checking supplemental plot
psupp <- ddpEffectsplot(DDP, trts.plot = "num_of_sessions")
expect_that(length(psupp), equals(4))
})
test_that("ddp function returns correct objects under ind prior construction", {
niter <- 30
nburn <- 10
nthin <- 2
typetreat <- c("ind")
DDP <- mod(niter,nburn,nthin,typetreat)
srm <- summary(DDP)$summary.results
parms <- samples(DDP)
pr <- DDP$plot.results
num.subj <- length(unique(datsimmult$subject))
nrandom <- ncol(srm$Z)
## evaluating class
expect_that(DDP,is_a("ddpgrow"))
## evaluating summary output
expect_that(srm$theta.summary, is_a("list"))
expect_that(names(srm)[17], matches("lpml"))
expect_that(ncol(srm$X),equals(5))
expect_that(colnames(srm$X),matches("time"))
## evaluating MCMC sample results
expect_that(nrow(parms$M),is_equivalent_to((niter-nburn)/nthin))
expect_that(ncol(parms$Theta),is_equivalent_to(num.subj*nrandom))
expect_that(length(residuals(DDP)),equals(length(datsimmult$y)))
expect_that(length(srm$tauind.summary),equals(1)) ## only 1 ind term
## checking plot output
expect_that("p.iband" %in% names(pr), is_true())
## checking supplemental plot
psupp <- ddpEffectsplot(DDP, trts.plot = "num_of_sessions")
expect_that(length(psupp), equals(4))
})
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