context('Test lineLocations') test_that('We get errors for invalid inputs', { expect_error(lineLocations()) expect_error(lineLocations(NULL)) expect_error(lineLocations(NULL, NULL)) expect_error(lineLocations(1, NULL)) expect_error(lineLocations(NULL, 1)) expect_error(lineLocations(0, 1)) expect_error(lineLocations(1, numeric(0))) expect_error(lineLocations(1:2, 1)) })