/usr/lib/R/site-library/foreach/unitTests/foreachTest.R is in r-cran-foreach 1.4.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | test01 <- function() {
x <- 1:3
actual <- foreach(i=x) %do% i
checkEquals(actual, as.list(x))
actual <- foreach(i=x, .combine='c') %do% i
checkEquals(actual, x)
}
test02 <- function() {
x <- 1:101
actual <- foreach(i=x, .combine='+') %dopar% i
checkEquals(actual, sum(x))
}
test03 <- function() {
x <- 1:3
y <- 2:0
for (i in 1:3) {
actual <- foreach(i=x, .combine='c', .inorder=TRUE) %dopar% {
Sys.sleep(y[i])
i
}
checkEquals(actual, x)
}
}
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