Nothing
test_that("we can read different types of DCFs", {
expected <- list(A = "1", B = "2")
# plain jane
actual <- renv_dcf_read(text = "A: 1\nB: 2")
expect_equal(actual, expected)
# extra whitespace between fields
actual <- renv_dcf_read(text = "A: 1\n\nB: 2\n")
expect_equal(actual, expected)
})
test_that("we allow for unindented continuations", {
actual <- renv_dcf_read(text = "A: This field\nisn't indented.\nB: 42")
expected <- list(A = "This field isn't indented.", B = "42")
expect_equal(actual, expected)
})
test_that("we can read a latin-1 DESCRIPTION file", {
# declared latin1; is latin1
contents <- heredoc({'
Encoding: latin1
Dessert: crème brûlée
'})
latin1 <- iconv(enc2utf8(contents), from = "UTF-8", to = "latin1")
file <- renv_scope_tempfile("DESCRIPTION-")
writeLines(latin1, con = file, useBytes = TRUE)
dcf <- renv_dcf_read(file)
expect_equal(dcf$Dessert, "crème brûlée")
})
test_that("we can read a custom encoded DESCRIPTION file", {
skip_if(!"CP936" %in% iconvlist())
nihao <- enc2utf8("\u4f60\u597d")
# declared CP936, is CP936
contents <- heredoc({'
Encoding: CP936
Greeting: \u4f60\u597d
'})
bytes <- iconv(
x = enc2utf8(contents),
from = "UTF-8",
to = "CP936",
toRaw = TRUE
)
file <- renv_scope_tempfile("DESCRIPTION-")
writeBin(bytes[[1L]], con = file)
dcf <- renv_dcf_read(file)
expect_equal(dcf$Greeting, nihao)
})
test_that("we can read mis-encoded DESCRIPTION files", {
# declared UTF-8; but latin1
contents <- heredoc('
Encoding: UTF-8
Dessert: crème brûlée
')
latin1 <- iconv(enc2utf8(contents), from = "UTF-8", to = "latin1")
file <- renv_scope_tempfile("DESCRIPTION-")
writeLines(latin1, con = file, useBytes = TRUE)
dcf <- renv_dcf_read(file)
expect_equal(dcf$Dessert, "crème brûlée")
})
test_that("we can read and write a dcf file", {
contents <- heredoc('
Title: The title.
Description: The Description field is quite long.
It needs to wrap across multiple lines.
')
descfile <- renv_scope_tempfile("renv-description-")
writeLines(contents, con = descfile)
old <- renv_dcf_read(descfile)
renv_dcf_write(old, file = descfile)
new <- read.dcf(descfile, all = TRUE)
expect_equal(
gsub("[[:space:]]+", " ", old$Field),
gsub("[[:space:]]+", " ", new$Field)
)
})
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