From 1100512b9797015351a2379d1901387a870816d4 Mon Sep 17 00:00:00 2001
From: "Christian Y. Brenninkmeijer"
 <christian.brenninkmeijer@manchester.ac.uk>
Date: Wed, 18 Oct 2023 11:48:16 +0100
Subject: [PATCH] test too few cores

---
 unittests/test_machine.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/unittests/test_machine.py b/unittests/test_machine.py
index 864d0a46..b417a22b 100644
--- a/unittests/test_machine.py
+++ b/unittests/test_machine.py
@@ -386,6 +386,13 @@ def test_concentric_xys(self):
             (2, 4), (1, 3), (0, 2), (0, 1), (0, 0), (1, 0)]
         self.assertListEqual(expected, found)
 
+    def test_too_few_cores(self):
+        machine = virtual_machine(8, 8)
+        # Hack to get n_processors return a low number
+        machine.get_chip_at(0, 1)._p = [1, 2, 3]
+        with self.assertRaises(SpinnMachineException):
+            machine.validate()
+
 
 if __name__ == '__main__':
     unittest.main()