tests/testthat/test-bearing_to.R

In Trackage/traipse: Shared Tools for Tracking Data

test_that("bearing to works", {
  if (packageVersion("geosphere") >= "1.5.14") {
    expect_equivalent(round(track_bearing_to(c(0, 0, 1, 0), c(0, 1, 1, 0),
                                             0, 0), digits = 2L),
                      c(180.0, 180.0, -134.8, 180.0))

  } else {
    expect_equivalent(round(track_bearing_to(c(0, 0, 1, 0), c(0, 1, 1, 0),
                                           0, 0), digits = 2L),
                    c(-180.0, -180.0, -134.8, -180.0))
  }
})