tests/testthat/test-progress-ticking.R

In r-pkgs/boxes: Helpers for Developing Command Line Interfaces

test_that("ticking", {
  withr::local_options(
    cli.ansi = TRUE,
    cli.dynamic = TRUE,
    cli.progress_show_after = 0,
    cli.progress_handlers_only = "cli"
  )

  fun <- function() {
    i <- 0L
    while (ticking(i < 10L, total = 10L, name = "ticking", format = "{cli::pb_current}/{cli::pb_total}")) {
      i <- i + 1L
    }
  }
  
  out <- capture_cli_messages(cli_with_ticks(fun()))
  expect_snapshot(out)
})