R Under development (unstable) (2023-12-13 r85679 ucrt) -- "Unsuffered Consequences"
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> 
>  library(aster)
> 
>  set.seed(42)
> 
>  # needed because of the change in R function "sample" in R-devel
>  suppressWarnings(RNGversion("3.5.2"))
> 
>  nind <- 25
>  nnode <- 5
>  ncoef <- nnode + 1
> 
>  fam <- c(1, 1, 2, 3, 3)
>  pred <- c(0, 1, 1, 2, 3)
> 
>  modmat <- array(0, c(nind, nnode, ncoef))
>  modmat[ , , 1] <- 1
>  for (i in 2:nnode)
+      modmat[ , i, i] <- 1
>  modmat[ , , ncoef] <- rnorm(nind * nnode)
> 
>  beta <- rnorm(ncoef) / 10
> 
>  phi <- matrix(modmat, ncol = ncoef) %*% beta
>  phi <- matrix(phi, ncol = nnode)
> 
>  theta.origin <- matrix(as.double(0), nind, nnode)
> 
>  aster:::setfam(fam.default())
> 
>  phi.origin <- .C(aster:::C_aster_theta2phi,
+      nind = as.integer(nind),
+      nnode = as.integer(nnode),
+      pred = as.integer(pred),
+      fam = as.integer(fam),
+      theta = as.double(theta.origin),
+      phi = matrix(as.double(0), nind, nnode))$phi
> 
>  theta <- .C(aster:::C_aster_phi2theta,
+      nind = as.integer(nind),
+      nnode = as.integer(nnode),
+      pred = as.integer(pred),
+      fam = as.integer(fam),
+      phi = as.double(phi),
+      theta = matrix(as.double(0), nind, nnode))$theta
> 
>  root <- sample(1:3, nind * nnode, replace = TRUE)
>  root <- matrix(root, nind, nnode)
> 
>  x <- raster(theta, pred, fam, root)
>  
>  out0 <- aster(x, root, pred, fam, modmat, type = "unco", method = "trust")
>  out1 <- aster(x, root, pred, fam, modmat, type = "unco", method = "nlm")
>  out2 <- aster(x, root, pred, fam, modmat, type = "unco", method = "CG")
>  out3 <- aster(x, root, pred, fam, modmat, type = "unco", method = "L-B")
> 
>  all.equal(out0$coefficients, out1$coefficients)
[1] TRUE
>  all.equal(out1$coefficients, out2$coefficients)
[1] TRUE
>  all.equal(out2$coefficients, out3$coefficients, tol = 1e-7)
[1] TRUE
>  all.equal(out3$coefficients, out0$coefficients, tol = 1e-7)
[1] TRUE
> 
>  out4 <- aster(x, root, pred, fam, modmat, type = "unco",
+      method = "trust", origin = theta.origin)
>  pout4c <- out4$coefficients
>  pout0c <- out0$coefficients
> 
>  foo <- as.numeric(out0$origin) +
+      matrix(out0$modmat, ncol = ncoef) %*% out0$coefficients
>  bar <- as.numeric(out4$origin) +
+      matrix(out4$modmat, ncol = ncoef) %*% out4$coefficients
>  all.equal(foo, bar)
[1] TRUE
>  all.equal(phi.origin, out0$origin)
[1] TRUE
> 
>  out0 <- aster(x, root, pred, fam, modmat, type = "cond", method = "trust")
>  out1 <- aster(x, root, pred, fam, modmat, type = "cond", method = "nlm")
>  out2 <- aster(x, root, pred, fam, modmat, type = "cond", method = "CG")
>  out3 <- aster(x, root, pred, fam, modmat, type = "cond", method = "L-B")
> 
>  all.equal(out0$coefficients, out1$coefficients)
[1] TRUE
>  all.equal(out1$coefficients, out2$coefficients)
[1] TRUE
>  all.equal(out2$coefficients, out3$coefficients)
[1] TRUE
>  all.equal(out3$coefficients, out0$coefficients)
[1] TRUE
> 
>  pout0c.too <- out0$coefficients
> 
>  foo <- new.env(parent = emptyenv())
>  bar <- suppressWarnings(try(load("aster.rda", foo), silent = TRUE))
>  if (inherits(bar, "try-error")) {
+      save(pout4c, pout0c, pout0c.too, file = "aster.rda")
+  } else {
+      print(all.equal(pout4c, foo$pout4c))
+      print(all.equal(pout0c, foo$pout0c))
+      print(all.equal(pout0c.too, foo$pout0c.too))
+  }
[1] TRUE
[1] TRUE
[1] TRUE
> 
> 
> proc.time()
   user  system elapsed 
   0.42    0.01    0.43