Nothing
# targets::tar_test() runs code from a temporary directory
# to avoid writing to the user's file space.
targets::tar_test("tar_render_raw() works", {
skip_rmarkdown()
lines <- c(
"---",
"title: report",
"output_format: html_document",
"---",
"",
"```{r}",
"targets::tar_read(data)",
"```"
)
writeLines(lines, "report.Rmd")
targets::tar_script({
library(tarchetypes)
list(
tar_target(data, data.frame(x = seq_len(26L), y = letters)),
tar_render_raw("report", "report.Rmd", quiet = TRUE)
)
})
# First run.
suppressMessages(targets::tar_make(callr_function = NULL))
expect_equal(sort(targets::tar_progress()$name), sort(c("data", "report")))
out <- targets::tar_read(report)
expect_equal(basename(out), c("report.html", "report.Rmd"))
# Should not rerun the report.
suppressMessages(targets::tar_make(callr_function = NULL))
progress <- targets::tar_progress()
progress <- progress[progress$progress != "skipped", ]
expect_equal(nrow(progress), 0L)
targets::tar_script({
library(tarchetypes)
list(
tar_target(data, data.frame(x = rev(seq_len(26L)), y = letters)),
tar_render_raw("report", "report.Rmd")
)
})
# Should rerun the report.
suppressMessages(targets::tar_make(callr_function = NULL))
progress <- targets::tar_progress()
progress <- progress[progress$progress != "skipped", ]
expect_equal(sort(progress$name), sort(c("data", "report")))
})
targets::tar_test("tar_render_raw(nested) runs from project root", {
skip_rmarkdown()
lines <- c(
"---",
"title: report",
"output_format: html_document",
"---",
"",
"```{r}",
"file.create(\"here\")",
"```"
)
dir.create("out_tar_render")
writeLines(lines, file.path("out_tar_render", "report.Rmd"))
targets::tar_script({
library(tarchetypes)
list(
tar_render_raw("report", file.path("out_tar_render", "report.Rmd"))
)
})
expect_false(file.exists("here"))
expect_false(file.exists(file.path("out_tar_render", "here")))
suppressMessages(targets::tar_make(callr_function = NULL))
expect_true(file.exists("here"))
expect_false(file.exists(file.path("out_tar_render", "here")))
})
targets::tar_test("tar_render_raw() with custom output_file and working dir", {
skip_on_cran()
skip_on_os("windows")
skip_rmarkdown()
lines <- c(
"---",
"title: report",
"output_format: html_document",
"---",
"",
"```{r}",
"tar_read(upstream, store = '../_targets')",
"file.create(\"here\")",
"```"
)
dir.create("out_tar_render")
writeLines(lines, "report.Rmd")
targets::tar_script({
library(tarchetypes)
list(
tar_target(upstream, "UPSTREAM_SUCCEEDED"),
tar_render_raw(
name = "report",
path = "report.Rmd",
output_file = file.path("out_tar_render", "report.html"),
working_directory = "out_tar_render"
)
)
})
expect_false(file.exists("here"))
expect_false(file.exists(file.path("out_tar_render", "here")))
suppressMessages(targets::tar_make(callr_function = NULL))
expect_false(file.exists("here"))
expect_true(file.exists(file.path("out_tar_render", "here")))
lines <- readLines(file.path("out_tar_render", "report.html"))
expect_true(any(grepl("UPSTREAM_SUCCEEDED", lines)))
expect_equal(
sort(targets::tar_read(report)),
sort(c(file.path("out_tar_render", "report.html"), "report.Rmd"))
)
expect_equal(targets::tar_outdated(callr_function = NULL), character(0L))
})
targets::tar_test("tar_render_raw() for parameterized reports", {
skip_rmarkdown()
lines <- c(
"---",
"title: report",
"output_format: html_document",
"params:",
" param1: \"default\"",
" param2: \"default\"",
"---",
"```{r}",
"print(params$param1)",
"print(params$param2)",
"```"
)
writeLines(lines, "report.Rmd")
targets::tar_script({
library(tarchetypes)
value <- "abcd1234verydistinctvalue"
list(
tar_target(upstream, "anotherverydistinctvalue"),
tar_render_raw(
"report",
"report.Rmd",
render_arguments = quote(list(params = list(param2 = upstream)))
)
)
})
suppressMessages(targets::tar_make(callr_function = NULL))
lines <- readLines("report.html")
expect_true(any(grepl("anotherverydistinctvalue", lines)))
})
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