test

easystats · Oct 4, 2023 · 6db5121 · 6db5121
1 parent 7caea04
commit 6db5121
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/tests/testthat/test-check_heterogeneity_bias.R b/tests/testthat/test-check_heterogeneity_bias.R
@@ -5,4 +5,19 @@ test_that("check_heterogeneity_bias", {
   out <- check_heterogeneity_bias(iris, select = c("Sepal.Length", "Petal.Length"), group = "ID")
   expect_equal(out, c("Sepal.Length", "Petal.Length"), ignore_attr = TRUE)
   expect_output(print(out), "Possible heterogeneity bias due to following predictors: Sepal\\.Length, Petal\\.Length")
+
+  m <- lm(Sepal.Length ~ Petal.Length + Petal.Width + Species + ID, data = iris)
+  expect_error(
+    check_heterogeneity_bias(m, select = c("Sepal.Length", "Petal.Length"), group = "ID"),
+    regex = "no mixed model"
+  )
+
+  skip_if_not_installed("lme4")
+  m <- lme4::lmer(Sepal.Length ~ Petal.Length + Petal.Width + Species + (1 | ID), data = iris)
+  out <- check_heterogeneity_bias(m, select = c("Sepal.Length", "Petal.Length"), group = "ID")
+  expect_equal(out, c("Petal.Length", "Petal.Width", "Species"), ignore_attr = TRUE)
+  expect_output(
+    print(out),
+    "Possible heterogeneity bias due to following predictors: Petal\\.Length, Petal\\.Width, Species"
+  )
 })