test_that("layout_dynamic works", {
  library(igraph)
  expect_error(layout_as_dynamic(3))
  expect_error(layout_as_dynamic(list(
    igraph::graph.full(3),
    igraph::graph.full(5)
  )))
  expect_is(
    layout_as_dynamic(list(igraph::graph.full(5), igraph::graph.full(5))),
    "list"
  )
  expect_no_error(layout_as_dynamic(list(igraph::graph.full(3))))
  expect_error(layout_as_dynamic(igraph::graph.full(3)))
})