Nothing
test_that("Covariate balance check works as expected", {
skip_on_cran()
data.table::setDTthreads(1)
set.seed(532)
s_data <- generate_syn_data(sample_size = 200,
outcome_sd = 10,
gps_spec = 1,
cova_spec = 1)
covar_test <- generate_pseudo_pop(
s_data[, c("id", "w")],
s_data[,c("id","cf1","cf2","cf3",
"cf4","cf5","cf6")],
ci_appr = "matching",
gps_density = "normal",
use_cov_transform = TRUE,
transformers = list("pow2", "pow3"),
sl_lib = c("SL.xgboost"),
params = list(xgb_nrounds = 50,
xgb_max_depth = 6,
xgb_eta = 0.3,
xgb_min_child_weight = 1),
nthread = 1,
covar_bl_method = "absolute",
covar_bl_trs = 0.1,
covar_bl_trs_type = "mean",
exposure_trim_qtls = c(0.01,0.99),
gps_trim_qtls = c(0, 1),
max_attempt = 1,
dist_measure = "l1",
delta_n = 1,
scale = 0.5)
confounders <- paste0("cf", seq(1,6))
val1 <- check_covar_balance(w = covar_test$pseudo_pop[, c("w")],
c = covar_test$pseudo_pop[, confounders],
counter_weight = covar_test$pseudo_pop[, c("counter_weight")],
ci_appr = "matching",
nthread = 1,
covar_bl_method="absolute",
covar_bl_trs=0.3,
covar_bl_trs_type="mean")
expect_true(val1$pass)
val2 <- check_covar_balance(w = covar_test$pseudo_pop[, c("w")],
c = covar_test$pseudo_pop[, confounders],
counter_weight = covar_test$pseudo_pop[, c("counter_weight")],
ci_appr = "matching",
nthread = 1,
covar_bl_method="absolute",
covar_bl_trs=0.1,
covar_bl_trs_type="mean")
expect_false(val2$pass)
})
test_that("Covariate balance check works as expected - part 2", {
skip_on_cran()
data.table::setDTthreads(1)
set.seed(987)
s_data <- generate_syn_data(sample_size = 500,
outcome_sd = 10,
gps_spec = 1,
cova_spec = 1)
year <- c(rep(c("2001"), each=100),
rep(c("2002"), each=100),
rep(c("2003"), each=100),
rep(c("2004"), each=100),
rep(c("2005"), each=100))
region <- rep(c(rep("North",each=25),
rep("South",each=25),
rep("East", each=25),
rep("West", each=25)), each=5)
s_data$year <- as.factor(year)
s_data$region <- as.factor(region)
weight_test <- generate_pseudo_pop(
s_data[, c("id", "w")],
s_data[, c("id", "cf1", "cf2", "cf3",
"cf4","cf5","cf6", "year", "region")],
ci_appr = "weighting",
gps_density = "normal",
use_cov_transform = TRUE,
transformers = list("pow2", "pow3"),
sl_lib = c("SL.xgboost"),
params = list(xgb_nrounds = 50,
xgb_max_depth = 6,
xgb_eta = 0.3,
xgb_min_child_weight = 1),
nthread = 1,
covar_bl_method = "absolute",
covar_bl_trs = 0.1,
covar_bl_trs_type = "mean",
exposure_trim_qtls = c(0.01, 0.99),
gps_trim_qtls = c(0.0, 1.0),
max_attempt = 1,
delta_n = 1,
scale = 0.5)
w_1 <- weight_test$pseudo_pop[, c("w")]
c_1 <- weight_test$pseudo_pop[, c("cf1", "cf2", "cf3",
"cf4", "cf5", "cf6",
"year", "region")]
cw <- weight_test$pseudo_pop[, c("counter_weight")]
val3 <- check_covar_balance(w = w_1,
c = c_1,
counter_weight = cw,
ci_appr = "weighting",
nthread = 1,
covar_bl_method = "absolute",
covar_bl_trs = 0.1,
covar_bl_trs_type = "mean")
expect_false(val3$pass)
val4 <- check_covar_balance(w = w_1,
c = c_1,
counter_weight = cw,
ci_appr = "weighting",
nthread = 1,
covar_bl_method="absolute",
covar_bl_trs=0.5,
covar_bl_trs_type="mean")
expect_true(val4$pass)
})
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