test_that("should_ask_confirmation", {

  neg <- list(
    # install direct refs, no deps: no
    data_frame(
      direct = TRUE,
      lib_status = "new"),

    # install direct refs, deps are not updated: no
    data_frame(
      direct = c(TRUE, FALSE, FALSE),
      lib_status = c("new", "no-update", "no-update")),

    # install direct refs, deps are current: no
    data_frame(
      direct = c(TRUE, FALSE, FALSE),
      lib_status = c("new", "no-update", "current")),

    # install direct ref, newly install dep: no
    data_frame(
      direct = c(TRUE, FALSE),
      lib_status = c("new", "new")),

    # keep direct ref, newly install dep: no
    data_frame(
      direct = c(TRUE, FALSE),
      lib_status = c("current", "new")),

    # keep direct ref, update dep: no
    data_frame(
      direct = c(TRUE, FALSE),
      lib_status = c("current", "new"))
  )

  for (x in neg) expect_false(should_ask_confirmation(x))

  pos <- list(
    # update direct ref: yes
    data_frame(
      direct = TRUE,
      lib_status = "update"),

    # install direct ref, update deps: yes
    data_frame(
      direct = c(TRUE, FALSE),
      lib_status = c("new", "update"))
  )

  for (x in pos) expect_true(should_ask_confirmation(x))
})