feat(bot_cli): add credit and transfer subcommands

app/bot_cli.py

@@ -54,6 +54,19 @@ def cmd_insert_user(args):
     print(f"OK: inserted {args.f_username} → {args.t_username}")
 
 
+def cmd_credit(args):
+    bot = CM_BOT_HAL()
+    print(f"Credit: {bot.get_user_credit(args.username, args.password)}")
+
+
+def cmd_transfer(args):
+    bot = CM_BOT_HAL()
+    print(bot.transfer_credit_api(
+        args.f_username, args.f_password,
+        args.t_username, args.t_password,
+    ))
+
+
 def build_parser() -> argparse.ArgumentParser:
     p = argparse.ArgumentParser(
         prog="bot_cli",
@@ -73,6 +86,18 @@ def build_parser() -> argparse.ArgumentParser:
     sp.add_argument("t_username")
     sp.set_defaults(func=cmd_insert_user)
 
+    sp = sub.add_parser("credit", help="Read account credit balance.")
+    sp.add_argument("username")
+    sp.add_argument("password")
+    sp.set_defaults(func=cmd_credit)
+
+    sp = sub.add_parser("transfer", help="One-shot credit transfer.")
+    sp.add_argument("f_username")
+    sp.add_argument("f_password")
+    sp.add_argument("t_username")
+    sp.add_argument("t_password")
+    sp.set_defaults(func=cmd_transfer)
+
     return p
 
 

tests/test_bot_cli.py

@@ -151,5 +151,42 @@ class CmdInsertUserTests(unittest.TestCase):
         self.assertEqual(args.t_username, "player_x")
 
 
+class CmdCreditTests(unittest.TestCase):
+    @mock.patch.object(bot_cli, "CM_BOT_HAL")
+    def test_prints_credit(self, mock_hal_class):
+        mock_hal = mock_hal_class.return_value
+        mock_hal.get_user_credit.return_value = 42.5
+        out = io.StringIO()
+        with contextlib.redirect_stdout(out):
+            bot_cli.cmd_credit(argparse.Namespace(username="13c1234", password="abc"))
+        self.assertIn("Credit: 42.5", out.getvalue())
+        mock_hal.get_user_credit.assert_called_once_with("13c1234", "abc")
+
+    def test_credit_subparser_dispatches(self):
+        parser = bot_cli.build_parser()
+        args = parser.parse_args(["credit", "13c1234", "abc"])
+        self.assertIs(args.func, bot_cli.cmd_credit)
+
+
+class CmdTransferTests(unittest.TestCase):
+    @mock.patch.object(bot_cli, "CM_BOT_HAL")
+    def test_prints_transfer_result(self, mock_hal_class):
+        mock_hal = mock_hal_class.return_value
+        mock_hal.transfer_credit_api.return_value = "Successfully transfer amount: 10.0 from 13c1234 to player_x"
+        out = io.StringIO()
+        with contextlib.redirect_stdout(out):
+            bot_cli.cmd_transfer(argparse.Namespace(
+                f_username="13c1234", f_password="abc",
+                t_username="player_x", t_password="0000",
+            ))
+        self.assertIn("Successfully transfer", out.getvalue())
+        mock_hal.transfer_credit_api.assert_called_once_with("13c1234", "abc", "player_x", "0000")
+
+    def test_transfer_subparser_dispatches(self):
+        parser = bot_cli.build_parser()
+        args = parser.parse_args(["transfer", "13c1234", "abc", "player_x", "0000"])
+        self.assertIs(args.func, bot_cli.cmd_transfer)
+
+
 if __name__ == "__main__":
     unittest.main()