Nothing
context("Unit tests for PLIV, partialling out X, Z, XZ")
lgr::get_logger("mlr3")$set_threshold("warn")
on_cran = !identical(Sys.getenv("NOT_CRAN"), "true")
if (on_cran) {
test_cases = expand.grid(
learner = "regr.lm",
dml_procedure = "dml2",
score = "partialling out",
stringsAsFactors = FALSE)
} else {
test_cases = expand.grid(
learner = c("regr.lm", "regr.cv_glmnet"),
dml_procedure = c("dml1", "dml2"),
score = "partialling out",
stringsAsFactors = FALSE)
}
test_cases[".test_name"] = apply(test_cases, 1, paste, collapse = "_")
patrick::with_parameters_test_that("Unit tests for PLIV (partialX functional initialization):",
.cases = test_cases, {
learner_pars = get_default_mlmethod_pliv(learner)
df = data_pliv$df
Xnames = names(df)[names(df) %in% c("y", "d", "z", "z2") == FALSE]
data_ml = double_ml_data_from_data_frame(df,
y_col = "y",
d_cols = "d", x_cols = Xnames, z_cols = c("z", "z2"))
# Partial out X (default PLIV)
set.seed(3141)
double_mlpliv_obj = DoubleMLPLIV$new(data_ml,
n_folds = 5,
ml_l = learner_pars$ml_l$clone(),
ml_m = learner_pars$ml_m$clone(),
ml_r = learner_pars$ml_r$clone(),
dml_procedure = dml_procedure,
score = score)
double_mlpliv_obj$fit()
theta_obj = double_mlpliv_obj$coef
se_obj = double_mlpliv_obj$se
# Partial out X
set.seed(3141)
double_mlpliv_partX = DoubleMLPLIV.partialX(data_ml,
n_folds = 5,
ml_l = learner_pars$ml_l$clone(),
ml_m = learner_pars$ml_m$clone(),
ml_r = learner_pars$ml_r$clone(),
dml_procedure = dml_procedure,
score = score)
double_mlpliv_partX$fit()
theta_partX = double_mlpliv_partX$coef
se_partX = double_mlpliv_partX$se
expect_equal(theta_partX, theta_obj, tolerance = 1e-8)
expect_equal(se_partX, se_obj, tolerance = 1e-8)
}
)
patrick::with_parameters_test_that("Unit tests for PLIV (partialZ functional initialization):",
.cases = test_cases, {
learner_pars = get_default_mlmethod_pliv(learner)
df = data_pliv$df
Xnames = names(df)[names(df) %in% c("y", "d", "z", "z2") == FALSE]
data_ml = double_ml_data_from_data_frame(df,
y_col = "y",
d_cols = "d", x_cols = Xnames, z_cols = c("z", "z2"))
# Partial out Z
set.seed(3141)
double_mlpliv_partZ = DoubleMLPLIV$new(data_ml,
n_folds = 5,
ml_l = NULL,
ml_m = NULL,
ml_r = learner_pars$ml_r$clone(),
dml_procedure = dml_procedure,
score = score,
partialX = FALSE, partialZ = TRUE)
double_mlpliv_partZ$fit()
theta_partZ = double_mlpliv_partZ$coef
se_partZ = double_mlpliv_partZ$se
set.seed(3141)
double_mlpliv_partZ_fun = DoubleMLPLIV.partialZ(data_ml,
n_folds = 5,
ml_r = learner_pars$ml_r$clone(),
dml_procedure = dml_procedure,
score = score)
double_mlpliv_partZ_fun$fit()
theta_partZ_fun = double_mlpliv_partZ_fun$coef
se_partZ_fun = double_mlpliv_partZ_fun$se
expect_equal(theta_partZ, theta_partZ_fun, tolerance = 1e-8)
expect_equal(se_partZ, se_partZ_fun, tolerance = 1e-8)
}
)
patrick::with_parameters_test_that("Unit tests for PLIV (partialXZ functional initialization):",
.cases = test_cases, {
learner_pars = get_default_mlmethod_pliv(learner)
df = data_pliv$df
Xnames = names(df)[names(df) %in% c("y", "d", "z", "z2") == FALSE]
data_ml = double_ml_data_from_data_frame(df,
y_col = "y",
d_cols = "d", x_cols = Xnames, z_cols = c("z", "z2"))
set.seed(3141)
double_mlpliv_partXZ = DoubleMLPLIV$new(data_ml,
n_folds = 5,
ml_l = learner_pars$ml_l$clone(),
ml_m = learner_pars$ml_m$clone(),
ml_r = learner_pars$ml_r$clone(),
dml_procedure = dml_procedure,
score = score,
partialX = TRUE, partialZ = TRUE)
double_mlpliv_partXZ$fit()
theta_partXZ = double_mlpliv_partXZ$coef
se_partXZ = double_mlpliv_partXZ$se
set.seed(3141)
double_mlpliv_partXZ_fun = DoubleMLPLIV.partialXZ(data_ml,
n_folds = 5,
ml_l = learner_pars$ml_l$clone(),
ml_m = learner_pars$ml_m$clone(),
ml_r = learner_pars$ml_r$clone(),
dml_procedure = dml_procedure,
score = score)
double_mlpliv_partXZ_fun$fit()
theta_partXZ_fun = double_mlpliv_partXZ_fun$coef
se_partXZ_fun = double_mlpliv_partXZ_fun$se
expect_equal(theta_partXZ, theta_partXZ_fun, tolerance = 1e-8)
expect_equal(se_partXZ, se_partXZ_fun, tolerance = 1e-8)
}
)
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