tests/testthat/test_trim_ped.R

In SimRVPedigree: Simulate Pedigrees Ascertained for a Rare Disease

library(SimRVPedigree)
context("trim_ped")


data("EgPeds")

eggped <- new.ped(EgPeds)
test_that("returns an error when no proband selected", {
  expect_error(trim_ped(eggped[eggped$FamID == 1, c(1,14)]))
})

test_that("returns a pedigree no larger than the pedigree that was supplied", {
  expect_lte(nrow(trim_ped(eggped[eggped$FamID == 1, ])),
             nrow(eggped[eggped$FamID == 1, ]))
})