test_that("basic UI actions behave as expected", {
  # suppress test silencing
  withr::local_options(list(usethis.quiet = FALSE))

  expect_snapshot({
    ui_line("line")
    ui_todo("to do")
    ui_done("done")
    ui_oops("oops")
    ui_info("info")
    ui_code_block(c("x <- 1", "y <- 2"))
    ui_warn("a warning")
  })
})

test_that("UI actions respect usethis.quiet = TRUE", {
  withr::local_options(list(usethis.quiet = TRUE))

  expect_snapshot({
    ui_line("line")
    ui_todo("to do")
    ui_done("done")
    ui_oops("oops")
    ui_info("info")
    ui_code_block(c("x <- 1", "y <- 2"))
  })
})

test_that("ui_stop() works", {
  expect_usethis_error(ui_stop("an error"), "an error")
})

test_that("ui_silence() suppresses output", {
  # suppress test silencing
  withr::local_options(list(usethis.quiet = FALSE))

  expect_output(ui_silence(ui_line()), NA)
})

test_that("trailing slash behaviour of ui_path()", {
  withr::local_options(list(crayon.enabled = FALSE))
  # target doesn't exist so no empirical evidence that it's a directory
  expect_match(ui_path("abc"), "abc'$")

  # path suggests it's a directory
  expect_match(ui_path("abc/"), "abc/'$")
  expect_match(ui_path("abc//"), "abc/'$")

  # path is known to be a directory
  tmpdir <- withr::local_tempdir(pattern = "ui_path")

  expect_match(ui_path(tmpdir), "/'$")
  expect_match(ui_path(paste0(tmpdir, "/")), "[^/]/'$")
  expect_match(ui_path(paste0(tmpdir, "//")), "[^/]/'$")
})