test_that("1D data works", {
packages = c("laGP", "mlegp", "GauPro", "GPfit", "DiceKriging", "btgp")
# package = "GauPro"
for (package in packages) { print(package)
n <- 40
d <- 2
n2 <- 20
f1 <- function(x) {sin(2*pi*x[1]) + sin(2*pi*x[2])}
X1 <- matrix(runif(n*d),n,d)
Z1 <- apply(X1,1,f1) + rnorm(n, 0, 1e-3)
gp <- IGP(package=package,X=X1,Z=Z1)
# Check predictions work
nn <- 50
X2 <- matrix(runif(nn*d),nn,d)
# Just predict mean
Z2p <- gp$predict(X2)
expect_is(Z2p, "numeric", info=package)
expect_equal(length(Z2p), nn, info=package)
# Just predict se
Z2sep <- gp$predict.se(X2)
expect_is(Z2sep, "numeric", info = package)
expect_equal(length(Z2sep), nn, info=package)
# Just predict var
Z2vp <- gp$predict.var(X2)
expect_is(Z2vp, "numeric", info=package)
expect_equal(length(Z2vp), nn, info=package)
# Just predict mean and se
Z2p_both <- gp$predict(X2, se.fit = TRUE)
expect_is(Z2p_both, "list")
expect_equal(length(Z2p_both$fit), nn, info=package)
expect_equal(length(Z2p_both$se.fit), nn, info=package)
# Check classes
expect_is(gp, "IGP", info=package)
# expect_that(gp, is_a("IGP_laGP"))
expect_is(gp, "R6", info=package)
# Clean-up
gp$delete()
}
})
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