R version 4.4.0 beta (2024-04-09 r86391 ucrt) -- "Puppy Cup"
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Platform: x86_64-w64-mingw32/x64

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> library("matrixStats")
> 
> count_R <- function(x, value = TRUE, na.rm = FALSE, ...) {
+   if (is.na(value)) {
+     counts <- sum(is.na(x))
+   } else {
+     counts <- sum(x == value, na.rm = na.rm)
+   }
+   as.integer(counts)
+ }
> 
> 
> # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
> # Subsetted tests
> # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
> source("utils/validateIndicesFramework.R")
> x <- runif(6, min = -3, max = 3)
> storage.mode(x) <- "integer"
> for (idxs in index_cases) {
+   validateIndicesTestVector(x, idxs,
+                             ftest = count, fsure = count_R,
+                             value = 0, na.rm = TRUE)
+   validateIndicesTestVector(x, idxs,
+                             ftest = count, fsure = count_R,
+                             value = 0, na.rm = FALSE)
+   validateIndicesTestVector(x, idxs,
+                             ftest = count, fsure = count_R,
+                             value = NA_integer_)
+ }
> 
> proc.time()
   user  system elapsed 
   0.14    0.04    0.17