add tests

easystats · Jun 30, 2023 · e47f543 · e47f543
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diff --git a/tests/testthat/_snaps/print.md b/tests/testthat/_snaps/print.md
@@ -0,0 +1,68 @@
+# print.describe_posterior
+
+    Code
+      describe_posterior(m)
+    Warning <simpleWarning>
+      Could not estimate a good default ROPE range. Using 'c(-0.1, 0.1)'.
+    Output
+      Summary of Posterior Distribution
+      
+      Parameter   | Median |         95% CI |     pd |          ROPE | % in ROPE |  Rhat |    ESS
+      -------------------------------------------------------------------------------------------
+      (Intercept) |   0.96 | [-0.81,  2.51] | 90.00% | [-0.10, 0.10] |     2.54% | 1.011 | 110.00
+      child       |  -1.16 | [-1.36, -0.94] |   100% | [-0.10, 0.10] |        0% | 0.996 | 278.00
+      camper      |   0.73 | [ 0.54,  0.91] |   100% | [-0.10, 0.10] |        0% | 0.996 | 271.00
+
+---
+
+    Code
+      describe_posterior(m, effects = "all", component = "all")
+    Warning <simpleWarning>
+      Could not estimate a good default ROPE range. Using 'c(-0.1, 0.1)'.
+    Output
+      Summary of Posterior Distribution
+      
+      Parameter   | Median |         95% CI |     pd |          ROPE | % in ROPE |  Rhat |    ESS
+      -------------------------------------------------------------------------------------------
+      (Intercept) |   0.96 | [-0.81,  2.51] | 90.00% | [-0.10, 0.10] |     2.54% | 1.011 | 110.00
+      child       |  -1.16 | [-1.36, -0.94] |   100% | [-0.10, 0.10] |        0% | 0.996 | 278.00
+      camper      |   0.73 | [ 0.54,  0.91] |   100% | [-0.10, 0.10] |        0% | 0.996 | 271.00
+      
+      # Fixed effects (zero-inflated)
+      
+      Parameter   | Median |         95% CI |     pd |          ROPE | % in ROPE |  Rhat |    ESS
+      -------------------------------------------------------------------------------------------
+      (Intercept) |  -0.48 | [-2.03,  0.89] | 78.00% | [-0.10, 0.10] |    10.59% | 0.997 | 138.00
+      child       |   1.85 | [ 1.19,  2.54] |   100% | [-0.10, 0.10] |        0% | 0.996 | 303.00
+      camper      |  -0.88 | [-1.61, -0.07] | 98.40% | [-0.10, 0.10] |     0.85% | 0.996 | 292.00
+      
+      # Random effects (conditional) Intercept: persons
+      
+      Parameter |    Median |         95% CI |     pd |          ROPE | % in ROPE |  Rhat |    ESS
+      --------------------------------------------------------------------------------------------
+      persons.1 |     -0.99 | [-2.68,  0.80] | 92.00% | [-0.10, 0.10] |     2.12% | 1.007 | 106.00
+      persons.2 | -4.65e-03 | [-1.63,  1.66] | 50.00% | [-0.10, 0.10] |    13.98% | 1.013 | 109.00
+      persons.3 |      0.69 | [-0.95,  2.34] | 79.60% | [-0.10, 0.10] |     5.08% | 1.010 | 114.00
+      persons.4 |      1.57 | [-0.05,  3.29] | 96.80% | [-0.10, 0.10] |     1.27% | 1.009 | 114.00
+      
+      # Random effects (zero-inflated) Intercept: persons
+      
+      Parameter | Median |         95% CI |     pd |          ROPE | % in ROPE |  Rhat |    ESS
+      -----------------------------------------------------------------------------------------
+      persons.1 |   1.10 | [-0.23,  2.72] | 94.80% | [-0.10, 0.10] |     3.39% | 0.997 | 166.00
+      persons.2 |   0.18 | [-0.94,  1.58] | 63.20% | [-0.10, 0.10] |    14.83% | 0.996 | 154.00
+      persons.3 |  -0.30 | [-1.79,  1.02] | 64.00% | [-0.10, 0.10] |    12.29% | 0.997 | 154.00
+      persons.4 |  -1.45 | [-2.90, -0.10] | 98.00% | [-0.10, 0.10] |        0% | 1.000 | 189.00
+      
+      # Random effects (conditional) SD/Cor: persons
+      
+      Parameter   | Median |         95% CI |   pd |          ROPE | % in ROPE |  Rhat |    ESS
+      -----------------------------------------------------------------------------------------
+      (Intercept) |   1.42 | [ 0.71,  3.58] | 100% | [-0.10, 0.10] |        0% | 1.010 | 126.00
+      
+      # Random effects (zero-inflated) SD/Cor: persons
+      
+      Parameter   | Median |         95% CI |   pd |          ROPE | % in ROPE |  Rhat |    ESS
+      -----------------------------------------------------------------------------------------
+      (Intercept) |   1.30 | [ 0.63,  3.41] | 100% | [-0.10, 0.10] |        0% | 0.996 | 129.00
+
diff --git a/tests/testthat/test-print.R b/tests/testthat/test-print.R
@@ -0,0 +1,10 @@
+test_that("print.describe_posterior", {
+  skip_on_cran()
+  skip_if_offline()
+  skip_if_not_or_load_if_installed("brms")
+  skip_if_not_or_load_if_installed("httr")
+
+  m <- insight::download_model("brms_zi_3")
+  expect_snapshot(describe_posterior(m))
+  expect_snapshot(describe_posterior(m, effects = "all", component = "all"))
+})