tests/testthat/test-google_map_shape_constructors.R

In SymbolixAU/googleway: Accesses Google Maps APIs to Retrieve Data and Plot Maps

context("map shape constructors")

test_that("map object created", {

  objArgs <- quote(add_circles(data = tram_stops, fill_colour = "stop_name", stroke_colour = "#FF00FF"))
  data <- googleway::tram_stops
  cols <- googleway:::circleColumns()
  shape <- googleway:::createMapObject(data, cols, objArgs)

  expect_true(nrow(shape) == nrow(googleway::tram_stops))
  expect_true(all.equal(names(shape), c("fill_colour", "stroke_colour")))
  expect_true(unique(shape$stroke_colour) == "#FF00FF")


  objArgs <- quote(add_circles(data = tram_stops, fill_colour = "stop_name", stroke_colour = viridisLite::viridis(1)))
  data <- googleway::tram_stops
  cols <- googleway:::circleColumns()
  shape <- googleway:::createMapObject(data, cols, objArgs)

  expect_true(unique(shape$stroke_colour) == viridisLite::viridis(1))

  objArgs <- quote(add_circles(data = tram_stops, fill_colour = "stop_name",
                               stroke_colour = googleway:::removeAlpha(viridisLite::viridis(1))))
  data <- googleway::tram_stops
  cols <- googleway:::circleColumns()
  shape <- googleway:::createMapObject(data, cols, objArgs)

  expect_true(unique(shape$stroke_colour) == "#440154")

  # dataNames <- names(data)
  # argsIdx <- match(cols, names(objArgs))
  # argsIdx <- argsIdx[!is.na(argsIdx)]
  # argValues <- sapply(1:length(objArgs), function(x) objArgs[[x]])
  # dataArgs <- which(argValues %in% names(data))
  # additionalValues <- setdiff(argsIdx, dataArgs)
  # dataCols <- vapply(dataArgs, function(x) objArgs[[x]], "")
  # dataNames <- names(objArgs)[dataArgs]
  #
  # df <- stats::setNames(data[, dataCols, drop = F], dataNames)
  #

})