drake_context <- function(x) {
assert_pkg("testthat")
ctx <- paste0(get_testing_scenario_name(), ": ", x)
testthat::context(ctx)
}
test_with_dir <- function(desc, ...) {
assert_pkg("testthat")
old <- Sys.getenv("drake_warn_subdir")
Sys.setenv(drake_warn_subdir = "false")
Sys.setenv(drake_session_info = "false")
on.exit(Sys.setenv(drake_warn_subdir = old))
while (file.exists(new <- tempfile())) {
# Should not reach this part of the loop.
Sys.sleep(0.01) # nocov
}
dir.create(new)
with_dir(new, {
opts <- list(
clustermq.scheduler = "multicore",
drake_clean_menu = FALSE
)
with_options(new = opts, {
set_test_backend()
testthat::test_that(desc = desc, ...)
})
})
invisible()
}
# From withr https://github.com/r-lib/withr, copyright RStudio, GPL (>=2)
with_dir <- function(new, code) {
old <- setwd(new) # nolint
on.exit(setwd(old)) # nolint
force(code)
}
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