From f3d0899dbfd0aa3e6aebf5d19ec89d58ead418b2 Mon Sep 17 00:00:00 2001
From: Tom van der Lee <t0m.vd.l33@gmail.com>
Date: Mon, 19 Dec 2022 09:30:43 +0100
Subject: Day 18

---
 aoc/tests/__init__.py            |  0
 aoc/tests/test_datastructures.py | 16 ++++++++++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 aoc/tests/__init__.py
 create mode 100644 aoc/tests/test_datastructures.py

(limited to 'aoc/tests')

diff --git a/aoc/tests/__init__.py b/aoc/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/aoc/tests/test_datastructures.py b/aoc/tests/test_datastructures.py
new file mode 100644
index 0000000..a7965f5
--- /dev/null
+++ b/aoc/tests/test_datastructures.py
@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+from aoc.datastructures import Coordinate3
+
+
+class TestCoordinate3:
+    def test_neighbours_nodiagonal(self):
+        coordinate = Coordinate3(0, 0, 0)
+
+        assert set(coordinate.neighbours(True)) == {
+            Coordinate3(-1, 0, 0),
+            Coordinate3(1, 0, 0),
+            Coordinate3(0, -1, 0),
+            Coordinate3(0, 1, 0),
+            Coordinate3(0, 0, -1),
+            Coordinate3(0, 0, 1),
+        }
-- 
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