Nothing
context("Unit tests for PLR with external sample provision")
library("mlr3learners")
lgr::get_logger("mlr3")$set_threshold("warn")
on_cran = !identical(Sys.getenv("NOT_CRAN"), "true")
if (on_cran) {
test_cases = expand.grid(
learner = "regr.rpart",
dml_procedure = "dml2",
score = "partialling out",
n_folds = c(2),
n_rep = c(1),
stringsAsFactors = FALSE)
} else {
test_cases = expand.grid(
learner = "regr.cv_glmnet",
dml_procedure = c("dml1", "dml2"),
score = c("IV-type", "partialling out"),
n_folds = c(2, 3),
n_rep = c(1, 3),
stringsAsFactors = FALSE)
}
test_cases[".test_name"] = apply(test_cases, 1, paste, collapse = "_")
patrick::with_parameters_test_that("PLR with external sample provision:",
.cases = test_cases, {
learner_pars = get_default_mlmethod_plr(learner)
n_rep_boot = 346
set.seed(3141)
Xnames = names(data_plr$df)[names(data_plr$df) %in% c("y", "d", "z") == FALSE]
data_ml = double_ml_data_from_data_frame(data_plr$df,
y_col = "y",
d_cols = "d", x_cols = Xnames)
if (score == "IV-type") {
ml_g = learner_pars$ml_g$clone()
} else {
ml_g = NULL
}
double_mlplr_obj = DoubleMLPLR$new(data_ml,
ml_l = learner_pars$ml_l$clone(),
ml_m = learner_pars$ml_m$clone(),
ml_g = ml_g,
dml_procedure = dml_procedure,
n_folds = n_folds,
score = score,
n_rep = n_rep)
set.seed(123)
double_mlplr_obj$fit()
theta_obj = double_mlplr_obj$coef
se_obj = double_mlplr_obj$se
double_mlplr_obj$bootstrap(method = "normal", n_rep = n_rep_boot)
boot_theta_obj = double_mlplr_obj$boot_coef
# External sample provision
SAMPLES = double_mlplr_obj$smpls
if (score == "IV-type") {
ml_g = learner_pars$ml_g$clone()
} else {
ml_g = NULL
}
double_mlplr_obj_external = DoubleMLPLR$new(data_ml,
ml_l = learner_pars$ml_l$clone(),
ml_m = learner_pars$ml_m$clone(),
ml_g = ml_g,
dml_procedure = dml_procedure,
score = score,
draw_sample_splitting = FALSE)
double_mlplr_obj_external$set_sample_splitting(SAMPLES)
set.seed(123)
double_mlplr_obj_external$fit()
theta_obj_external = double_mlplr_obj_external$coef
se_obj_external = double_mlplr_obj_external$se
double_mlplr_obj_external$bootstrap(method = "normal", n_rep = n_rep_boot)
boot_theta_obj_external = double_mlplr_obj_external$boot_coef
expect_equal(theta_obj, theta_obj_external, tolerance = 1e-8)
expect_equal(se_obj, se_obj_external, tolerance = 1e-8)
expect_equal(as.vector(boot_theta_obj), as.vector(boot_theta_obj_external), tolerance = 1e-8)
}
)
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