test_that("pacs::pac_compare_versions", {
  skip_if_offline()
  expect_error(suppressWarnings(pac_compare_versions("memoise", "2.0.0", "22.4.0")))
  expect_error(pac_compare_versions("memoise", "22.8.0", "22.4.0"), "utils::compareVersion\\(new, old\\) >= 0 is not TRUE")
  expect_identical(pac_compare_versions("WRONG"), NA)
})

test_that("pacs::pac_compare_versions online", {
  skip_if_offline()
  expect_true(nrow(pac_compare_versions("memoise", "0.2.1", "2.0.0")) == 3)
  expect_true(suppressWarnings(nrow(pac_compare_versions("memoise")) > 0))
  expect_true(suppressWarnings(any(duplicated(colnames(pac_compare_versions("memoise", "2.0.0", "2.0.0"))))))
})

test_that("pacs::pac_compare_namesapce", {
  skip_if_offline()
  expect_error(suppressWarnings(pac_compare_namespace("memoise", "2.0.0", "22.4.0")))
  expect_error(suppressWarnings(pac_compare_namespace("memoise", "22.8.0", "22.4.0")))
  expect_identical(pac_compare_namespace("WRONG"), NA)
})

test_that("pacs::pac_compare_namesapce online", {
  skip_if_offline()
  expect_true(length(pac_compare_namespace("dplyr", "0.7.1", "1.0.0")) == 10)
  expect_identical(
    pac_compare_namespace("shiny", "1.0.0", "1.5.0")$exports$removed,
    c(
      "knit_print.html", "knit_print.reactive", "knit_print.shiny.appobj",
      "knit_print.shiny.render.function", "knit_print.shiny.tag", "knit_print.shiny.tag.list"
    )
  )
  expect_identical(pac_compare_namespace("memoise", "0.2.1", "2.0.0")$exports$added, c(
    "cache_filesystem", "cache_gcs", "cache_memory", "cache_s3",
    "drop_cache", "has_cache", "timeout"
  ))
  expect_true(suppressWarnings(length(pac_compare_namespace("memoise")) == 10))
})

test_that("pacs::pac_comapre_namespace offline", {
  pac_compare_namespace_offline <- pac_compare_namespace
  mockery::stub(pac_compare_namespace_offline, "is_online", FALSE)
  expect_error(pac_compare_namespace_offline("memoise", "0.2.1", "2.0.0"), "is_online\\(\\) is not TRUE")
})


test_that("pacs::pac_compare_news", {
  skip_if_offline()
  expect_identical(pac_compare_news("memoise", "2.0.0", "22.4.0"), NA)
  expect_error(pac_compare_news("memoise", "22.8.0", "22.4.0"), "compareVersion")
  expect_identical(pac_compare_news("WRONG"), NA)
})

test_that("pacs::pac_compare_news online", {
  skip_if_offline()
  expect_true(length(pac_compare_news("dplyr", "0.7.1", "1.0.0")) > 0)
  expect_true(length(pac_compare_news("memoise", old = "1.0.0")) > 0)
  expect_true(length(pac_compare_news("memoise", "1.0.0", "2.0.0")) > 0)
})