test

easystats · Oct 4, 2023 · 8467a76 · 8467a76
1 parent ee95065
commit 8467a76
Showing 1 changed file with 34 additions and 0 deletions.
diff --git a/tests/testthat/test-check_distribution.R b/tests/testthat/test-check_distribution.R
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+test_that("check_distribution", {
+  skip_if_not_installed("lme4")
+  skip_if_not_installed("randomForest")
+  data(sleepstudy, package = "lme4")
+  model <<- lme4::lmer(Reaction ~ Days + (Days | Subject), sleepstudy)
+  out <- check_distribution(model)
+
+  expect_identical(
+    out$Distribution,
+    c(
+      "bernoulli", "beta", "beta-binomial", "binomial", "cauchy",
+      "chi", "exponential", "F", "gamma", "half-cauchy", "inverse-gamma",
+      "lognormal", "neg. binomial (zero-infl.)", "negative binomial",
+      "normal", "pareto", "poisson", "poisson (zero-infl.)", "tweedie",
+      "uniform", "weibull"
+    )
+  )
+  expect_equal(
+    out$p_Residuals,
+    c(
+      0, 0, 0, 0, 0.9375, 0, 0, 0, 0, 0, 0, 0.03125, 0, 0, 0, 0,
+      0, 0, 0, 0, 0.03125
+    ),
+    tolerance = 1e-4
+  )
+  expect_equal(
+    out$p_Response,
+    c(
+      0, 0, 0.03125, 0, 0, 0, 0, 0, 0.4375, 0.03125, 0, 0.46875,
+      0.03125, 0, 0, 0, 0, 0, 0, 0, 0
+    ),
+    tolerance = 1e-4
+  )
+})