R Under development (unstable) (2024-11-21 r87360 ucrt) -- "Unsuffered Consequences"
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> if (!requireNamespace("deSolve"))
+ 	q("no")
Loading required namespace: deSolve
> 
> library(fastbeta)
> options(warn = 2L, error = if (interactive()) utils::recover)
> 
> utils::data(seir.ts01, package = "fastbeta")
> a <- attributes(seir.ts01)
> m <- a[["m"]]
> n <- a[["n"]]
> p <- m + n + 2L
> 
> series <- cbind(seir.ts01[, c("Z", "B")], mu = a[["mu"]](0))
> colnames(series) <- c("Z", "B", "mu")
> 
> start <- 23; end <- 231
> 
> set.seed(0L)
> args <- c(list(series = series),
+           a[c("sigma", "gamma", "delta", "m", "n", "init")],
+           list(start = start, end = end))
> init <- seir.ts01[which.min(abs(time(seir.ts01) - start)), seq_len(p)]
> args[["init"]] <- init * rlnorm(p, 0, 0.1)
> 
> L0 <- do.call(ptpi, `[[<-`(args, "complete", FALSE))
> L1 <- do.call(ptpi, `[[<-`(args, "complete",  TRUE))
> str(L1)
List of 4
 $ value: Named num [1:4] 50283 2505 2427 948725
  ..- attr(*, "names")= chr [1:4] "S" "E" "I" "R"
 $ diff : num 0.000911
 $ iter : int 17
 $ x    : Time-Series [1:209, 1:4, 1:17] from 23 to 231: 56828 56502 56184 55880 55596 ...
  ..- attr(*, "dimnames")=List of 3
  .. ..$ : NULL
  .. ..$ : chr [1:4] "S" "E" "I" "R"
  .. ..$ : NULL
> 
> stopifnot(exprs = {
+ 	is.list(L1)
+ 	length(L1) == 4L
+ 	identical(names(L1), c("value", "diff", "iter", "x"))
+ 	is.list(L0)
+ 	length(L0) == length(L1)
+ 	identical(names(L0), names(L1))
+ 	identical(L0[-4L], L1[-4L])
+ 	is.null(L0[[4L]])
+ })
> 
> value <- L1[["value"]]
> stopifnot(exprs = {
+ 	is.double(value)
+ 	length(value) == p
+ 	identical(names(value), rep.int(c("S", "E", "I", "R"), c(1L, m, n, 1L)))
+ 	!anyNA(value)
+ 	min(value) >= 0
+ })
> 
> diff <- L1[["diff"]]
> stopifnot(exprs = {
+ 	is.double(diff)
+ 	length(diff) == 1L
+ 	!is.na(diff)
+ 	diff >= 0
+ })
> 
> iter <- L1[["iter"]]
> stopifnot(exprs = {
+ 	is.integer(iter)
+ 	length(iter) == 1L
+ 	!is.na(iter)
+ 	iter >= 1L
+ })
> 
> x <- L1[["x"]]
> stopifnot(exprs = {
+ 	is.double(x)
+ 	stats::is.ts(x) && inherits(x, "mts") # is.mts checks is.matrix
+ 	identical(dim(x), c(as.integer(end - start + 1), p, iter))
+ 	identical(dimnames(x), list(NULL, names(value), NULL))
+ 	!anyNA(x)
+ 	min(x) >= 0
+ })
> 
> if (grDevices::dev.interactive(TRUE))
+ 	plot(x[, "S", ], plot.type = "single")
> 
> proc.time()
   user  system elapsed 
   0.42    0.09    0.46