R Under development (unstable) (2024-03-11 r86098 ucrt) -- "Unsuffered Consequences"
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> library(phoenix)
> 
> ################################################################################
> # verify that the return is an integer vector
> eg <-
+   phoenix_cardiovascular(
+      vasoactives = dobutamine + dopamine + epinephrine + milrinone + norepinephrine + vasopressin,
+      lactate = lactate,
+      age = age,
+      map = dbp + (sbp - dbp)/3,
+      data = sepsis
+   )
> 
> stopifnot("return is an integer vector" = is.integer(eg))
> 
> ################################################################################
> # verify that a single 0 is returned when nothing is passed, or just a data set
> # is passed
> stopifnot(identical(phoenix_cardiovascular(), 0L))
> stopifnot(identical(phoenix_cardiovascular(data = sepsis), 0L))
> 
> ################################################################################
> # verify error if lengths differ
> x <- tryCatch(phoenix_cardiovascular(vasoactives = numeric(0)), error = function(e) e)
> stopifnot(inherits(x, "simpleError"))
> stopifnot(identical(
+   x$message,
+  "All inputs need to either have the same length or have length 1. Length of vasoactives is 0; Length of lactate is 1; Length of age is 1; Length of map is 1."
+ ))
> 
> x <- tryCatch(phoenix_cardiovascular(vasoactives = c(NA, NA), age = c(NA, NA, NA)), error = function(e) e)
> stopifnot(inherits(x, "simpleError"))
> stopifnot(identical(
+   x$message,
+  "All inputs need to either have the same length or have length 1. Length of vasoactives is 2; Length of lactate is 1; Length of age is 3; Length of map is 1."
+ ))
> 
> 
> ################################################################################
> #                                 End of File                                  #
> ################################################################################
> 
> proc.time()
   user  system elapsed 
   0.12    0.03    0.14