In jeksterslabds/jeksterslabRutils: Package Utility Functions

knitr::opts_chunk$set(
  error = TRUE,
  collapse = TRUE,
  comment = "#>",
  out.width = "100%"
)

library(testthat)
library(jeksterslabRutils)
context("Test util_style.")

Parameters

Initialize temporary folders in the working directory

tmp_01 <- util_make_subdir()
tmp_02 <- util_make_subdir()

Copy files from extdata to temporary folder

extdata <- system.file(
  "extdata",
  "tests",
  package = "jeksterslabRutils",
  mustWork = TRUE
)
file_from <- file.path(
  extdata,
  "z.Rmd"
)
file <- file.path(
  tmp_01,
  "z.Rmd"
)
epub_from <- file.path(
  extdata,
  "valid.epub"
)
epub <- file.path(
  tmp_01,
  "valid.epub"
)
output <- file.path(
  tmp_01,
  "z_roxygen.Rmd"
)
file.copy(
  from = c(
    file_from,
    epub_from
  ),
  to = c(
    file,
    epub
  )
)

No output

util_style(
  dir = tmp_01,
  par = FALSE
)

message <- "No files to style"

Length of files == 0

test_that("expect_message", {
  expect_message(
    util_style(
      files = character(0),
      par = FALSE
    ),
    regexp = message
  )
})

Non existent file

test_that("expect_message", {
  expect_message(
    util_style(
      files = "non-existent-file",
      par = FALSE
    ),
    regexp = message
  )
})

Invalid file

test_that("expect_warning", {
  expect_warning(
    util_style(
      files = epub,
      par = FALSE
    ),
    regexp = "Error styling"
  )
})

No R or R Markdown files in dir.

test_that("expect_message", {
  expect_message(
    util_style(
      dir = tmp_02,
      par = FALSE
    ),
    regexp = message
  )
})

Clean up temporary files and folders

util_clean_dir(
  dir = tmp_01,
  create_dir = FALSE
)
util_clean_dir(
  dir = tmp_02,
  create_dir = FALSE
)

jeksterslabds/jeksterslabRutils documentation built on Jan. 18, 2021, 11:41 p.m.