tests/testthat/test_lh_simple_2.R

In Leszek-Sieminski/pagespeedParseR: R Interface for Google Pagespeed Insights API

# setup -----------------------------------------------------------------------
context("LH Simple lvl 2")
library(pagespeedParseR)
library(testthat)

# defensive -------------------------------------------------------------------
test_that("url param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = "", strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = NA, strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = NULL, strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = "google com", strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = "", strategy = "mobile"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = NA, strategy = "mobile"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = NULL, strategy = "mobile"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = "google com", strategy = "mobile"))
})

test_that("url param doesn't accept wrong vectors", {
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c(""), strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c("", "https://www.w3.org/"), strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c(NA, "https://www.w3.org/"), strategy = "mobile"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c("https://www.w3.org/", "google com"), strategy = "mobile"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c("https://www.w3.org/", ""), strategy = "desktop"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c("https://www.w3.org/", NA), strategy = "mobile"))
  expect_error(pagespeedParseR:::lh_simple_2_vec(url = c("https://www.w3.org/", "google com"), strategy = "mobile"))
})

test_that("API key doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", key = ""), regexp = "API key is a NULL or has length = 0. Please check it and provide a proper API key.")
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", key = NULL), regexp = "argument is of length zero")
})

test_that("strategy param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = NA))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = ""))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "loremipsum"))
})

test_that("interval param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", interval = -1))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", interval = -1))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", interval = 121))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", interval = 121))
})

test_that("filter_third_party param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", filter_third_party = ""))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", filter_third_party = NA))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", filter_third_party = 2))
})

test_that("locale param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", locale = ""))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", locale = NA))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", locale = 1))
})

test_that("rule param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", rule = ""))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", rule = NA))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", rule = 1))
})


test_that("screenshot param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", screenshot = ""))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", screenshot = NA))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", screenshot = 2))
})

test_that("snapshots param doesn't accept wrong values", {
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", snapshots = ""))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", snapshots = NA))
  expect_error(pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", snapshots = 2))
})


# output verification ---------------------------------------------------------
test_that("basic output df has proper dimensions (desktop)", {
  x <- pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", interval = 1)
  y <- pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "desktop", interval = 1, long_result = F)
  expect_equal(ncol(x), 2)
  expect_equal(nrow(y), 1)
})

test_that("basic output df has proper dimensions (mobile)", {
  x <- pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", interval = 0)
  y <- pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = "mobile", interval = 0, long_result = F)
  expect_equal(ncol(x), 2)
  expect_equal(nrow(y), 1)
})

test_that("basic output df has proper dimensions (both devices)", {
  x <- pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = c("mobile", "desktop"), interval = 0)
  y <- pagespeedParseR:::lh_simple_2_vec("https://www.w3.org/", strategy = c("mobile", "desktop"), interval = 0, long_result = F)
  expect_equal(ncol(x), 3)
  expect_equal(nrow(y), 2)
})

test_that("output df returns proper dimensions despite the NULL", {
  x <- pagespeedParseR:::lh_simple_2_vec(url = c(NULL, "https://www.w3.org/"), strategy = "desktop", interval = 0)
  x_l <- pagespeedParseR:::lh_simple_2_vec(url = c(NULL, "https://www.w3.org/"), strategy = "desktop", interval = 0, long_result = F)
  y <- pagespeedParseR:::lh_simple_2_vec(url = c("https://www.w3.org/", NULL), strategy = "mobile", interval = 0)
  y_l <- pagespeedParseR:::lh_simple_2_vec(url = c("https://www.w3.org/", NULL), strategy = "mobile", interval = 0, long_result = F)

  expect_equal(length(dim(x)), 2)
  expect_equal(length(dim(x_l)), 2)
  expect_equal(length(dim(y)), 2)
  expect_equal(length(dim(y_l)), 2)

  expect_equal(ncol(x), 2)
  expect_equal(nrow(x_l), 1)
  expect_equal(ncol(y), 2)
  expect_equal(nrow(y_l), 1)
})

test_that("output df returns rows/columns with errors", {
  x <- pagespeedParseR:::lh_simple_2_vec(url = c("loremipsumdolorametpageparsererrortest.com", "https://www.w3.org/"), strategy = "desktop", interval = 0)
  y <- pagespeedParseR:::lh_simple_2_vec(url = c("loremipsumdolorametpageparsererrortest.com", "https://www.w3.org/"), strategy = "desktop", interval = 0, long_result = F)
  expect_equal(ncol(x), 3)
  expect_equal(nrow(y), 2)
})

# test_that("advanced output has all rows/columns (mobile)", {
#   x <- pagespeedParseR:::lh_simple_2_vec(c("https://www.w3.org/", "https://archive.org/"), strategy = "mobile", interval = 0, categories = c("performance", "accessibility", "best-practices", "seo", "pwa"))
#   placeholder_cols <- pagespeedParseR:::v5_placeholder_basic(categories = c("performance", "accessibility", "best-practices", "seo", "pwa"))
#   expect_equal(nrow(x), 2)
#   expect_true(all(colnames(placeholder_cols) %in% colnames(x)))
# })