tests/testthat/test-rl_sp_category.R

In rredlist: 'IUCN' Red List Client

context("rl_sp_category functions")

test_that("high level works - parsing", {
  skip_on_cran()

  vcr::use_cassette("rl_sp_category", {
    aa <- rl_sp_category('VU')

    expect_is(aa, "list")
    expect_named(aa, c("count", "category", "result"))
    expect_is(aa$count, "integer")
    expect_is(aa$category, "character")
    expect_equal(aa$category, "VU")
    expect_is(aa$result, "data.frame")
    expect_named(aa$result,
                 c('taxonid', 'scientific_name', 'subspecies', 'rank', 'subpopulation'))
  })
})

test_that("high level works - not parsing", {
  skip_on_cran()

  vcr::use_cassette("rl_sp_category-not-parsing", {
    aa <- rl_sp_category('VU', parse = FALSE)

    expect_is(aa, "list")
    expect_named(aa, c("count", "category", "result"))
    expect_is(aa$count, "integer")
    expect_is(aa$category, "character")
    expect_equal(aa$category, "VU")
    expect_is(aa$result, "list")
    expect_named(aa$result[[1]],
                 c('taxonid', 'scientific_name', 'subspecies', 'rank', 'subpopulation'))
  })
})

test_that("low level works", {
  skip_on_cran()

  library("jsonlite")

  vcr::use_cassette("rl_sp_category_", {
    aa <- rl_sp_category_('VU')
    aajson <- jsonlite::fromJSON(aa)

    expect_is(aa, "character")
    expect_is(aajson, "list")
    expect_named(aajson, c("count", "category", "result"))
  })
})

test_that("no results", {
  skip_on_cran()

  vcr::use_cassette("rl_sp_category-no-results", {
    aa <- rl_sp_category('asdfad')

    expect_is(aa, "list")
    expect_is(aa$result, "list")
    expect_equal(length(aa$result), 0)
  })
})

test_that("fails well", {
  skip_on_cran()

  expect_error(rl_sp_category(5), "category must be of class character")
  expect_error(rl_sp_category(list()), "category must be of class character")

  expect_error(rl_sp_category(key = 5), "key must be of class character")
  expect_error(rl_sp_category(key = matrix()), "key must be of class character")

  expect_error(rl_sp_category(parse = 5), "parse must be of class logical")
  expect_error(rl_sp_category(parse = matrix()), "parse must be of class logical")

  # lengths
  expect_error(rl_sp_category(letters[1:2]), "category must be length 1")
})