tests/testthat/test-plotly-size.R

test_that("sizemode is always respected", {
  
  # https://github.com/ropensci/plotly/issues/1133
  p <- plot_ly(mtcars, x = ~wt, y = ~wt, size = ~wt, color = ~as.factor(carb)) 
  d <- expect_doppelganger_built(p, "sizemode")$data
  expect_length(d, length(unique(mtcars$carb)))
  
  for (i in seq_along(d)) {
    expect_true(d[[i]]$type == "scatter")
    expect_true(d[[i]]$mode == "markers")
    expect_true(d[[i]]$marker$sizemode == "area")
    # Make sure size is always translated as an array in this case, because plotly.js
    # https://github.com/plotly/plotly.js/issues/2735
    s <- d[[i]]$marker$size
    if (length(s) == 1) expect_is(s, "AsIs")
  }
})


test_that("size maps correctly to marker.size", {
  p <- plot_ly(x = 1:10, y = 1:10, size = I(30))
  d <- expect_doppelganger_built(p, "marker.size")$data
  expect_length(d[[1]]$marker$size, 10)
  expect_true(all(d[[1]]$marker$size == 30))
})

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plotly documentation built on Nov. 10, 2022, 5:42 p.m.