context("declare step") test_that("test declare step ", { my_population <- declare_model(N = 50, noise = rnorm(N)) my_assignment <- declare_assignment(Z = complete_ra(N, m = 25)) my_step <- declare_step(fabricate, Z2 = Z, q = 5) design <- my_population + my_assignment + my_step df <- draw_data(design) expect_equal(df$Z2, df$Z) })