tests/testthat/test-tidyverse.R

In r-pkgs/usethis: Automate Package and Project Setup

test_that("use_tidy_description() alphabetises dependencies and remotes", {
  pkg <- create_local_package()
  use_package("usethis")
  use_package("desc")
  use_package("withr", "Suggests")
  use_package("gh", "Suggests")
  desc::desc_set_remotes(c("r-lib/styler", "jimhester/lintr"))
  use_tidy_description()
  desc <- read_utf8(proj_path("DESCRIPTION"))
  expect_gt(grep("usethis", desc), grep("desc", desc))
  expect_gt(grep("withr", desc), grep("gh", desc))
  expect_gt(grep("r\\-lib\\/styler", desc), grep("jimhester\\/lintr", desc))
})

test_that("use_tidy_dependencies() isn't overly informative", {
  skip_if_offline("github.com")

  create_local_package()
  use_package_doc(open = FALSE)
  withr::local_options(usethis.quiet = FALSE, cli.width = Inf)

  expect_snapshot(
    use_tidy_dependencies(),
    transform = scrub_testpkg
  )
})

test_that("use_tidy_GITHUB-STUFF() adds and Rbuildignores files", {
  local_interactive(FALSE)
  local_target_repo_spec("OWNER/REPO")

  create_local_package()
  use_git()
  use_tidy_contributing()
  use_tidy_support()
  use_tidy_issue_template()
  use_tidy_coc()
  expect_proj_file(".github/CONTRIBUTING.md")
  expect_proj_file(".github/ISSUE_TEMPLATE/issue_template.md")
  expect_proj_file(".github/SUPPORT.md")
  expect_proj_file(".github/CODE_OF_CONDUCT.md")
  expect_true(is_build_ignored("^\\.github$"))
})

test_that("use_tidy_github() adds and Rbuildignores files", {
  local_interactive(FALSE)
  local_target_repo_spec("OWNER/REPO")

  create_local_package()
  use_git()
  use_tidy_github()
  expect_proj_file(".github/CONTRIBUTING.md")
  expect_proj_file(".github/ISSUE_TEMPLATE/issue_template.md")
  expect_proj_file(".github/SUPPORT.md")
  expect_proj_file(".github/CODE_OF_CONDUCT.md")
  expect_true(is_build_ignored("^\\.github$"))
})

test_that("styling the package works", {
  skip_if_no_git_user()
  skip_if_not_installed("styler")

  pkg <- create_local_package()
  use_r("bad_style")
  path_to_bad_style <- proj_path("R/bad_style.R")
  write_utf8(path_to_bad_style, "a++2\n")
  capture_output(use_tidy_style())
  expect_identical(read_utf8(path_to_bad_style), "a + +2")
  file_delete(path_to_bad_style)
})


test_that("styling of non-packages works", {
  skip_if_no_git_user()
  skip_if_not_installed("styler")

  proj <- create_local_project()
  path_to_bad_style <- proj_path("R/bad_style.R")
  use_r("bad_style")
  write_utf8(path_to_bad_style, "a++22\n")
  capture_output(use_tidy_style())
  expect_identical(read_utf8(path_to_bad_style), "a + +22")
  file_delete(path_to_bad_style)
})