Extd cut parameter

tests/unit/test_cli_cut_option.py

@@ -0,0 +1,64 @@
+from __future__ import annotations
+
+import os
+from pathlib import Path
+import sys
+import tempfile
+import unittest
+
+from click.testing import CliRunner
+
+
+SRC_ROOT = Path(__file__).resolve().parents[2] / "src"
+
+if str(SRC_ROOT) not in sys.path:
+    sys.path.insert(0, str(SRC_ROOT))
+
+
+from ffx import cli  # noqa: E402
+
+
+class CutOptionCliTests(unittest.TestCase):
+    def invoke_convert(self, *args: str):
+        runner = CliRunner()
+
+        with tempfile.TemporaryDirectory() as home_dir:
+            result = runner.invoke(
+                cli.ffx,
+                [
+                    "--database-file",
+                    os.path.join(home_dir, "ffx.db"),
+                    "--dry-run",
+                    "convert",
+                    "--no-tmdb",
+                    *args,
+                ],
+                env={**os.environ, "HOME": home_dir},
+            )
+
+        self.assertEqual(0, result.exit_code, result.output)
+        return result.output
+
+    def test_convert_without_cut_prints_no_cut_message(self):
+        output = self.invoke_convert()
+
+        self.assertNotIn("Cutting enabled:", output)
+
+    def test_convert_with_cut_flag_prints_default_cut_message(self):
+        output = self.invoke_convert("--cut")
+
+        self.assertIn("Cutting enabled: start 60 s, duration 180 s.", output)
+
+    def test_convert_with_cut_duration_prints_zero_start_message(self):
+        output = self.invoke_convert("--cut", "45")
+
+        self.assertIn("Cutting enabled: start 0 s, duration 45 s.", output)
+
+    def test_convert_with_cut_start_and_duration_prints_both_values(self):
+        output = self.invoke_convert("--cut", "12,34")
+
+        self.assertIn("Cutting enabled: start 12 s, duration 34 s.", output)
+
+
+if __name__ == "__main__":
+    unittest.main()