context("wbt_cosh") test_that("Returns the hyperbolic cosine (cosh) of each values in a raster", { skip_on_cran() skip_if_not(check_whitebox_binary()) dem <- sample_dem_data(); skip_if(dem == "") ret <- wbt_cosh(input = dem, output = "output.tif") expect_match(ret, "Elapsed Time") })