R Under development (unstable) (2026-04-26 r89963 ucrt) -- "Unsuffered Consequences"
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> library("repo.data")

Attaching package: 'repo.data'

The following object is masked from 'package:stats':

    alias

> 
> # Test that it works
> pr <- package_repos()
> repo.data:::no_internet(pr)
> # Expects at least one repository
> cols <- ncol(pr)
> stopifnot("At least 6 columns" = cols >= 6L)
> # Expected colnames of first and last columns
> stopifnot(all.equal(colnames(pr)[1:2], c("Package", "Repository")))
> last_three_columns <- seq(from = cols - 2, to = cols)
> stopifnot(all.equal(colnames(pr)[last_three_columns], c("Other", "Packages_deps", "Repos")))
> stopifnot("No NA" = !anyNA(pr))
> 
> # Test that Bioconductor packages get their dependencies too
> opts <- options()
> repos <- c(getOption("repos"), repo.data:::bioc_repos())
> pr <- package_repos(repos = repos)
> opts2 <- options()
> stopifnot("package_repos is messing with opts" = !identical(opts, opts2))
> repo.data:::no_internet(pr)
> cran <- grep("CRAN", names(repos), value = TRUE)
> stopifnot("All packages have data" = sum(pr[, -c(1, 2)]) != 0L)
> 
> proc.time()
   user  system elapsed 
  21.12    3.56   25.09