context("Multi download") test_that("Stress test multi_download", { skip_on_cran() mirror <- 'https://cloud.r-project.org' pkgs <- row.names(available.packages(repos = mirror))[1:3000] urls <- sprintf('%s/web/packages/%s/DESCRIPTION', mirror, pkgs) outdir <- file.path(tempdir(), 'descriptions') files <- sprintf('%s/%s.txt', outdir, pkgs) dir.create(outdir, showWarnings = FALSE) results <- curl::multi_download(urls, files, timeout = 60, progress = FALSE) expect_length(results$success, length(pkgs)) expect_true(all(results$success)) expect_true(all(results$status_code == 200)) expect_true(all(file.exists(results$destfile))) unlink(results$destfile) })