feat: automate changelog-backed releases

1 files changed, 35 insertions, 0 deletions

diff --git a/scripts/test_changelog.py b/scripts/test_changelog.py
new file mode 100644
index 00000000..cf9e23ac
--- /dev/null
+++ b/scripts/test_changelog.py
@@ -0,0 +1,35 @@
+from __future__ import annotations
+
+import unittest
+
+from scripts.changelog import extract_section_body, prepare_release
+
+
+class ChangelogScriptTests(unittest.TestCase):
+    def test_prepare_release_moves_unreleased_into_versioned_section(self) -> None:
+        original = """# Changelog\n\n## Unreleased\n\n### Fixed\n- Smoothed Claude flapping.\n\n## [0.1.0] - 2026-03-27\n\n### Added\n- Initial release.\n"""
+
+        updated = prepare_release(original, "0.1.1", "2026-03-28")
+
+        self.assertIn("## Unreleased\n\n## [0.1.1] - 2026-03-28", updated)
+        self.assertIn("### Fixed\n- Smoothed Claude flapping.", updated)
+        self.assertIn("## [0.1.0] - 2026-03-27", updated)
+
+    def test_prepare_release_accepts_bracketed_unreleased_heading(self) -> None:
+        original = """# Changelog\n\n## [Unreleased]\n\n### Added\n- Added sounds.\n"""
+
+        updated = prepare_release(original, "0.1.1", "2026-03-28")
+
+        self.assertIn("## Unreleased\n\n## [0.1.1] - 2026-03-28", updated)
+        self.assertIn("### Added\n- Added sounds.", updated)
+
+    def test_extract_section_body_returns_requested_version_only(self) -> None:
+        changelog = """# Changelog\n\n## Unreleased\n\n## [0.1.1] - 2026-03-28\n\n### Fixed\n- Smoothed Claude flapping.\n\n## [0.1.0] - 2026-03-27\n\n### Added\n- Initial release.\n"""
+
+        body = extract_section_body(changelog, "0.1.1")
+
+        self.assertEqual(body, "### Fixed\n- Smoothed Claude flapping.\n")
+
+
+if __name__ == "__main__":
+    unittest.main()