tests/testthat/test-thread-pool.R

In arrow: Integration to 'Apache' 'Arrow'

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test_that("can set/get cpu thread pool capacity", {
  old <- cpu_count()
  set_cpu_count(19)
  expect_equal(cpu_count(), 19L)
  set_cpu_count(old)
  expect_equal(cpu_count(), old)
})

test_that("can set/get I/O thread pool capacity", {
  old <- io_thread_count()
  set_io_thread_count(19)
  expect_equal(io_thread_count(), 19L)
  set_io_thread_count(old)
  expect_equal(io_thread_count(), old)
})