tests/testthat/test_head_x3p.R

In x3ptools: Tools for Working with 3D Surface Measurements

context("head_x3p")

setup({

})
teardown({
  # file.remove("head_test_output.txt")
})

scientific <- "(?:0\\.(?:0[1-9]|[1-9]\\d?)|[1-9]\\d*(?:\\.\\d{1,2})?)(?:e[+-]?\\d+)?"

head_output <- capture_output(head_obj <- head(x3ptest))
test_that("head_x3p works as expected", {
  expect_equivalent(head(x3ptest$surface.matrix)[, 1:6], head_obj)
  expect_match(head_output, "size .*width x height.* \\d{1,} x \\d{1,} in pixel")
  expect_match(head_output, sprintf(".*resolution: %s.*x.*%s.*", scientific, scientific))
})