From 1fe453fb67ebfb2e6753e97a6bea7ea62e447b22 Mon Sep 17 00:00:00 2001
From: Lucas Colley <lucas.colley8@gmail.com>
Date: Thu, 14 Nov 2024 20:01:38 +0000
Subject: [PATCH] TST: sinc: add 3D test

---
 tests/test_funcs.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tests/test_funcs.py b/tests/test_funcs.py
index b37d32b..30e71eb 100644
--- a/tests/test_funcs.py
+++ b/tests/test_funcs.py
@@ -237,3 +237,9 @@ def test_simple(self):
     def test_dtype(self, x):
         with pytest.raises(ValueError, match="real floating data type"):
             sinc(xp.asarray(x), xp=xp)
+
+    def test_3d(self):
+        x = xp.reshape(xp.arange(18, dtype=xp.float64), (3, 3, 2))
+        expected = xp.zeros((3, 3, 2))
+        expected[0, 0, 0] = 1.0
+        assert_allclose(sinc(x, xp=xp), expected, atol=1e-15)