Skip tests for spline graphics during CI

petercorke · petercorke · commit 3e675b7b0200 · 2026-04-30T16:32:40.000+10:00
diff --git a/tests/test_spline.py b/tests/test_spline.py
@@ -1,7 +1,9 @@
 import numpy.testing as nt
 import numpy as np
 import matplotlib.pyplot as plt
+import os
 import unittest
+import pytest
 
 from spatialmath import BSplineSE3, SE3, InterpSplineSE3, SplineFit, SO3
 
@@ -25,6 +27,10 @@ def test_evaluation(self):
         nt.assert_almost_equal(spline(0).A, self.control_poses[0].A)
         nt.assert_almost_equal(spline(1).A, self.control_poses[-1].A)
 
+    @pytest.mark.skipif(
+        os.environ.get("CI") == "true",
+        reason="no display in CI",
+    )
     def test_visualize(self):
         spline = BSplineSE3(self.control_poses)
         spline.visualize(
@@ -65,6 +71,10 @@ def test_small_delta_t(self):
             np.linspace(0, InterpSplineSE3._e, len(self.waypoints)), self.waypoints
         )
 
+    @pytest.mark.skipif(
+        os.environ.get("CI") == "true",
+        reason="no display in CI",
+    )
     def test_visualize(self):
         spline = InterpSplineSE3(self.times, self.waypoints)
         spline.visualize(
@@ -105,7 +115,8 @@ def test_spline_fit(self):
 
         assert fit.max_angular_error() < np.deg2rad(5.0)
         assert fit.max_angular_error() < 0.1
-        spline.visualize(
+        if os.environ.get("CI") != "true":
+            spline.visualize(
             sample_times=np.linspace(0, self.time_horizon, 100),
             animate=True,
             repeat=False,
