Nothing
################################################################################
context("test-nlines.R")
################################################################################
test_that("'nlines()' works", {
expect_error(nlines("does_not_exist.txt"))
strings <- readRDS(system.file("testdata", "wrong_string.rds", package = "bigreadr"))
writeLines(strings, tmp <- tempfile())
expect_equal(nlines(tmp), 24)
strings <- c("", "", " ", sapply(10^(seq(0, 4, by = 0.2)), function(i) {
paste(as.matrix(iris)[sample(nrow(iris), i, TRUE), ], collapse = " ")
}))
replicate(100, {
writeLines(sample(strings, replace = TRUE), tmp <- tempfile())
expect_equal(nlines(tmp), length(readLines(tmp)))
})
})
################################################################################
test_that("'nlines()' works with or without newline", {
csv1 <- system.file("testdata", "cars_with_newline.csv", package = "bigreadr")
expect_identical(nlines(csv1), 51)
csv2 <- system.file("testdata", "cars_without_newline.csv", package = "bigreadr")
expect_identical(nlines(csv2), 51)
})
################################################################################
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.