From a427e119587976f16fdac5519e3f18ec887e9b2d Mon Sep 17 00:00:00 2001
From: Joao P Dubas <joao.dubas+gitea@gmail.com>
Date: Sat, 5 Oct 2024 12:56:28 +0000
Subject: [PATCH] test(growth): add zscore compute test

---
 test/growth/calc/z_score_test.exs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 test/growth/calc/z_score_test.exs

diff --git a/test/growth/calc/z_score_test.exs b/test/growth/calc/z_score_test.exs
new file mode 100644
index 0000000..0c4b737
--- /dev/null
+++ b/test/growth/calc/z_score_test.exs
@@ -0,0 +1,24 @@
+defmodule Growth.Calc.ZScoreTest do
+  @moduledoc false
+
+  use ExUnit.Case, async: true
+
+  import Growth.Data, only: [sample: 0]
+
+  doctest Growth.Calc.ZScore
+
+  alias Growth.Calc.ZScore
+
+  describe "compute/4" do
+    for %{key: key} = params <- sample() do
+      @tag params: params
+      test "returns a z-score given a measurement and box-cox fitted values #{key}", %{
+        params: params
+      } do
+        %{zscore: zscore, measure: measure, l: l, m: m, s: s} = params
+
+        assert_in_delta ZScore.compute(measure, l, m, s), zscore, 0.12
+      end
+    end
+  end
+end