update license year and add test to ensure it stay updated

Author: johntruckenbrodt

LICENSE.txt

@@ -1,4 +1,4 @@
-# Copyright (c) 2014-2024, the pyroSAR Developers.
+# Copyright (c) 2014-2025, the pyroSAR Developers.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 documentation files (the "Software"), to deal in the Software without restriction, including without limitation the

tests/test_license.py

@@ -0,0 +1,14 @@
+import os
+import re
+from datetime import datetime
+
+def test_license_year():
+    dir_current = os.path.dirname(os.path.abspath(__file__))
+    license = os.path.join(dir_current, '..', 'LICENSE.txt')
+    assert os.path.isfile(license)
+    with open(license, 'r') as f:
+        content = f.read()
+        start, end = re.search('([0-9]{4})-([0-9]{4})', content).groups()
+    year_current = datetime.now().year
+    assert int(start) == 2014
+    assert int(end) == year_current