tests/testthat/test-zb_stats.R

In ropensci/zbank: 'ZooBank' API Client

context("zb_stats")

test_that("high level works", {
  vcr::use_cassette("zb_stats_high_level", {
    aa <- zb_stats(start_date = "2018-03-01", end_date = "2018-04-01")
  })

  expect_is(aa, "data.frame")
  expect_is(aa, "tbl_df")
  expect_named(aa, c('identifierdomain', 'day', 'recordcount'))
  expect_is(aa$identifierdomain, 'character')
  expect_type(aa$day, 'character')
  expect_is(aa$recordcount, 'character')
})

test_that("high level works - not parsing", {
  skip_on_cran()
  
  vcr::use_cassette("zb_stats_not_parsing", {
    aa <- zb_stats(start_date = "2018-03-01", end_date = "2018-04-01", 
      parse = FALSE)
  })

  expect_is(aa, "list")
  expect_equal(length(aa), 2)
  expect_named(aa, c('columns', 'data'))
})

test_that("low level works", {
  skip_on_cran()
  library("jsonlite")
  
  vcr::use_cassette("zb_stats_low_level", {
    aa <- zb_stats_(start_date = "2018-03-01", end_date = "2018-04-01", "day")
  })

  aajson <- jsonlite::fromJSON(aa)
  expect_is(aa, "character")
  expect_is(aajson, "list")
  expect_named(aajson, c("columns", "data"))
  expect_is(aajson$columns, "character")
  expect_is(aajson$data, "matrix")
})

test_that("fails well", {
  skip_on_cran()

  expect_error(zb_stats(5), "start_date must be of class Date, character")
  expect_error(zb_stats("2018-03-01", 5), 
    "end_date must be of class Date, character")
  expect_error(zb_stats("2018-03-01", "2018-03-01", 5), 
    "period must be of class character")
  expect_error(zb_stats_(), 
    "argument \"start_date\" is missing")
  expect_error(zb_stats_("2018-03-01"), 
    "argument \"end_date\" is missing")
  expect_error(zb_stats_("2018-03-01", "2018-03-01"), 
    "argument \"period\" is missing")
})