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expect_messages_to_include <- function(haystack, needles) {
lapply(
needles,
function(x) expect_match(haystack, x, all = FALSE)
)
invisible()
}
test_that("expected outfiles are written and messaged, venue = 'gh'", {
skip_on_cran()
local_temp_wd()
local_reprex_loud()
local_cli_app()
msg <- capture_messages(
ret <- reprex(1:5, outfile = "foo")
)
expect_messages_to_include(
msg,
c("Preparing reprex as .*R.* file", "foo_reprex.R",
"Writing reprex file", "foo_reprex.md"
)
)
expect_match(read_lines("foo_reprex.R"), "1:5", all = FALSE)
expect_identical(ret, read_lines("foo_reprex.md"))
})
test_that("expected outfiles are written and messaged, venue = 'R'", {
skip_on_cran()
local_temp_wd()
local_reprex_loud()
local_cli_app()
msg <- capture_messages(
ret <- reprex(1:5, outfile = "foo", venue = "R")
)
expect_messages_to_include(
msg,
c("Preparing reprex as .*R.* file", "foo_reprex.R",
"Writing reprex file", "foo_reprex_rendered.R"
)
)
expect_match(read_lines("foo_reprex.R"), "1:5", all = FALSE)
expect_identical(ret, read_lines("foo_reprex_rendered.R"))
expect_match(read_lines("foo_reprex.md"), "1:5", all = FALSE)
})
test_that("`.md` extension is stripped from outfile", {
skip_on_cran()
local_temp_wd()
ret <- reprex(1:5, outfile = "foo.md")
expect_true(file_exists("foo_reprex.R"))
expect_length(dir_ls(regexp = "foo.md"), 0)
})
test_that(".R outfile doesn't clobber .R infile", {
skip_on_cran()
local_temp_wd()
write_lines("1:5", "foo.R")
ret <- reprex(input = "foo.R", outfile = NA)
expect_identical("1:5", read_lines("foo.R"))
})
test_that("outfiles in a subdirectory works", {
skip_on_cran()
local_temp_wd()
local_reprex_loud()
local_cli_app()
dir_create("foo")
msg <- capture_messages(
ret <- reprex(1:5, outfile = "foo/foo")
)
expect_messages_to_include(
msg,
c("Preparing reprex as .*R.* file", "foo/foo_reprex.R",
"Writing reprex file", "foo/foo_reprex.md"
)
)
})
test_that("outfiles based on input file", {
skip_on_cran()
local_temp_wd()
local_reprex_loud()
local_cli_app()
write_lines("1:5", "foo.R")
msg <- capture_messages(
ret <- reprex(input = "foo.R", outfile = NA)
)
expect_true(file_exists("foo_reprex.md"))
expect_messages_to_include(
msg,
c("Preparing reprex as .*R.* file", "foo_reprex.R",
"Writing reprex file", "foo_reprex.md"
)
)
})
test_that("outfiles based on tempfile()", {
skip_on_cran()
local_temp_wd()
local_reprex_loud()
local_cli_app()
msg <- capture_messages(
ret <- reprex(input = c("x <- 1:3", "min(x)"), outfile = NA)
)
r_file_line <- grep("_reprex[.]R\\n$", msg)
tempbase <- gsub(".*(reprex.*)_.*", "\\1", msg[r_file_line])
r_file <- paste0(tempbase, "_reprex.R")
md_file <- paste0(tempbase, "_reprex.md")
expect_true(file_exists(r_file))
expect_true(file_exists(md_file))
expect_messages_to_include(
msg,
c("Preparing reprex as .*R.* file", r_file,
"Writing reprex file", md_file
)
)
})
test_that("pre-existing foo_reprex.R doesn't get clobbered w/o user's OK", {
skip_on_cran()
local_temp_wd()
ret <- reprex(1:3, outfile = "foo")
expect_match(read_lines("foo_reprex.md"), "1:3", all = FALSE, fixed = TRUE)
reprex(max(4:6), outfile = "foo")
expect_match(read_lines("foo_reprex.md"), "1:3", all = FALSE, fixed = TRUE)
})
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