fix: update tests to call run() method

These changes update the test cases to call the run() method on the AiCommit instance, ensuring that the tests accurately reflect the current implementation of the AiCommit class.

tests/test_system.py

@@ -10,7 +10,7 @@ def test_help_command(capsys, mock_repo):
     """Test help command output"""
     with patch.object(sys, "argv", ["aicmt", "-h"]):
         with pytest.raises(SystemExit) as e:
-            AiCommit(mock_repo)
+            AiCommit(mock_repo).run()
         assert e.value.code == 0
 
     captured = capsys.readouterr()
@@ -24,7 +24,7 @@ def test_version_command(capsys, mock_repo):
     """Test version command output"""
     with patch.object(sys, "argv", ["aicmt", "-v"]):
         with pytest.raises(SystemExit) as e:
-            AiCommit(mock_repo)
+            AiCommit(mock_repo).run()
         assert e.value.code == 0
     from aicmt import __version__
 
@@ -37,15 +37,16 @@ def test_no_args_without_repo(tmp_path):
     os.chdir(tmp_path)
     with patch.object(sys, "argv", ["aicmt"]):
         with pytest.raises(git.exc.InvalidGitRepositoryError) as exc_info:
-            AiCommit(tmp_path)
+            AiCommit(tmp_path).run()
         assert str(exc_info.value) == "Not a valid Git repository"
 
 
-def test_no_config_file(capsys, mock_repo):
+def test_no_config_file(capsys, mock_repo, mock_home_dir):
     """Test no configuration file"""
     with patch.object(sys, "argv", ["aicmt"]):
-        with patch("aicmt.config._get_config_paths", return_value=None):
-            AiCommit(mock_repo)
+        with pytest.raises(SystemExit) as e:
+            AiCommit(mock_repo).run()
+        assert e.value.code == 0
     captured = capsys.readouterr()
     assert "Please check and update your configuration file." in captured.out
 
@@ -54,7 +55,9 @@ def test_auto_create_config(capsys, mock_repo, mock_home_dir):
     config_file = mock_home_dir / ".config/aicmt/.aicmtrc"
     assert not config_file.exists()
     with patch.object(sys, "argv", ["aicmt"]):
-        AiCommit(mock_repo)
+        with pytest.raises(SystemExit) as e:
+            AiCommit(mock_repo).run()
+        assert e.value.code == 0
     #captured = capsys.readouterr()
     #assert "Please check and update your configuration file." in captured.out
     #assert "Auto created configuration file in" in captured.out