Add tests for picard.util.versions

Author: phw

test/test_util_versions.py

@@ -0,0 +1,56 @@
+# -*- coding: utf-8 -*-
+#
+# Picard, the next-generation MusicBrainz tagger
+#
+# Copyright (C) 2025 Philipp Wolfer
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+
+from unittest import TestCase
+
+from picard import PICARD_FANCY_VERSION_STR
+from picard.util.versions import (
+    _names,
+    as_dict,
+    as_string,
+    version_name,
+)
+
+
+class UtilVersionsTest(TestCase):
+
+    def test_version_name(self):
+        self.assertEqual(version_name('version'), 'Picard')
+        self.assertEqual(version_name('python-version'), 'Python')
+
+    def test_as_dict(self):
+        versions = as_dict()
+        self.assertIsInstance(versions, dict)
+        self.assertEqual(versions['version'], PICARD_FANCY_VERSION_STR)
+        for name in _names:
+            self.assertIn(name, versions)
+
+    def test_as_string(self):
+        versions = as_string()
+        self.assertIsInstance(versions, str)
+        self.assertTrue(versions.startswith(f'Picard {PICARD_FANCY_VERSION_STR}, Python '))
+        for name in _names.values():
+            self.assertIn(name, versions)
+
+    def test_as_string_with_separator(self):
+        versions = as_string(separator='/')
+        self.assertIsInstance(versions, str)
+        self.assertTrue(versions.startswith(f'Picard {PICARD_FANCY_VERSION_STR}/Python '))