Implemented --log option to create logfile.log

tests/unit/test_main.py

@@ -0,0 +1,77 @@
+# tests/unit/test_main.py
+
+import os
+import sys
+import stat
+import tempfile
+import unittest
+
+# Insert project root into import path so we can import main.py
+sys.path.insert(
+    0,
+    os.path.abspath(os.path.join(os.path.dirname(__file__), "../../"))
+)
+
+import main  # assumes main.py lives at the project root
+
+
+class TestMainHelpers(unittest.TestCase):
+    def test_format_command_help_basic(self):
+        name = "cmd"
+        description = "A basic description"
+        output = main.format_command_help(
+            name, description,
+            indent=2, col_width=20, width=40
+        )
+        # Should start with two spaces and the command name
+        self.assertTrue(output.startswith("  cmd"))
+        # Description should appear somewhere in the wrapped text
+        self.assertIn("A basic description", output)
+
+    def test_list_cli_commands_filters_and_sorts(self):
+        # Create a temporary directory with sample files
+        with tempfile.TemporaryDirectory() as tmpdir:
+            open(os.path.join(tmpdir, "one.py"), "w").close()
+            open(os.path.join(tmpdir, "__init__.py"), "w").close()
+            open(os.path.join(tmpdir, "ignore.txt"), "w").close()
+            open(os.path.join(tmpdir, "two.py"), "w").close()
+
+            # Only 'one' and 'two' should be returned, in sorted order
+            commands = main.list_cli_commands(tmpdir)
+            self.assertEqual(commands, ["one", "two"])
+
+    def test_extract_description_via_help_with_description(self):
+        # Create a dummy script that prints a help description
+        with tempfile.TemporaryDirectory() as tmpdir:
+            script_path = os.path.join(tmpdir, "dummy.py")
+            with open(script_path, "w") as f:
+                f.write(
+                    "#!/usr/bin/env python3\n"
+                    "import sys\n"
+                    "if '--help' in sys.argv:\n"
+                    "    print('usage: dummy.py [options]')\n"
+                    "    print()\n"
+                    "    print('This is a help description.')\n"
+                )
+            # Make it executable
+            mode = os.stat(script_path).st_mode
+            os.chmod(script_path, mode | stat.S_IXUSR)
+
+            description = main.extract_description_via_help(script_path)
+            self.assertEqual(description, "This is a help description.")
+
+    def test_extract_description_via_help_without_description(self):
+        # Script that has no help description
+        with tempfile.TemporaryDirectory() as tmpdir:
+            script_path = os.path.join(tmpdir, "empty.py")
+            with open(script_path, "w") as f:
+                f.write(
+                    "#!/usr/bin/env python3\n"
+                    "print('no help here')\n"
+                )
+            description = main.extract_description_via_help(script_path)
+            self.assertEqual(description, "-")
+
+
+if __name__ == "__main__":
+    unittest.main()