tests/testthat/test_identical.R

context("Check Data Identical")

test_that("Data identical (text formats)", {
    expect_equivalent(import(export(mtcars, "mtcars.txt")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.csv")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.tsv")), mtcars)
})
unlink("mtcars.txt")
unlink("mtcars.csv")
unlink("mtcars.tsv")

test_that("Data identical (R formats)", {
    expect_equivalent(import(export(mtcars, "mtcars.rds")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.R")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.RData")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.R", format = "dump")), mtcars)
})
unlink("mtcars.rds")
unlink("mtcars.R")
unlink("mtcars.RData")
test_that("Data identical (R formats), feather", {
    skip_if_not_installed(pkg="feather")
    expect_equivalent(import(export(mtcars, "mtcars.feather")), mtcars)
    unlink("mtcars.feather")
})

test_that("Data identical (haven formats)", {
    expect_equivalent(import(export(mtcars, "mtcars.dta")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.sav")), mtcars)
})
unlink("mtcars.dta")
unlink("mtcars.sav")

test_that("Data identical (Excel formats)", {
    expect_equivalent(import(export(mtcars, "mtcars.xlsx")), mtcars)
})
unlink("mtcars.xlsx")

test_that("Data identical (other formats)", {
    expect_equivalent(import(export(mtcars, "mtcars.dbf")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.json")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.arff")), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.xml")), mtcars)
})
unlink("mtcars.dbf")
unlink("mtcars.json")
unlink("mtcars.arff")
unlink("mtcars.xml")

test_that("Data identical (optional arguments)", {
    #expect_equivalent(import(export(mtcars, "mtcars.csv", format = "csv2"), format = "csv2"), mtcars)
    expect_equivalent(import(export(mtcars, "mtcars.csv"), nrows = 4), mtcars[1:4,])
    expect_equivalent(import(export(mtcars, "mtcars.csv", format = "tsv"), format = "tsv"), mtcars)
    expect_true(all.equal(import(export(mtcars, "mtcars", format = "csv"), format = "csv"), mtcars, check.attributes = FALSE))
})
unlink("mtcars.csv")
unlink("mtcars")

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rio documentation built on Nov. 22, 2021, 9:07 a.m.