From b2a36cb64d7b0b97c128eaa1ebaf88121f79e4eb Mon Sep 17 00:00:00 2001
From: Alex Epelde <alex@epelde.net>
Date: Mon, 9 Feb 2026 17:18:27 -0500
Subject: [PATCH] python3Packages.spherogram: add checkPhase

---
 .../python-modules/spherogram/default.nix       | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/python-modules/spherogram/default.nix b/pkgs/development/python-modules/spherogram/default.nix
index e71af9540741..1589a8520e0f 100644
--- a/pkgs/development/python-modules/spherogram/default.nix
+++ b/pkgs/development/python-modules/spherogram/default.nix
@@ -1,14 +1,19 @@
 {
   lib,
-  buildPythonPackage,
   fetchFromGitHub,
+  python,
+  buildPythonPackage,
+
+  # build-time dependencies
   setuptools,
   cython,
-  networkx,
+
+  # runtime dependencies
   decorator,
   knot-floer-homology,
-  snappy-manifolds,
+  networkx,
   snappy-15-knots,
+  snappy-manifolds,
 }:
 
 buildPythonPackage rec {
@@ -39,6 +44,12 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "spherogram" ];
 
+  checkPhase = ''
+    runHook preCheck
+    ${python.interpreter} -m spherogram.test
+    runHook postCheck
+  '';
+
   meta = {
     description = "Spherical diagrams for 3-manifold topology";
     homepage = "https://snappy.computop.org/spherogram.html";