Add ratio-to-move-points mode for hub perpetual-options calculator.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/test_hub_perp_options_calc_lib.py

@@ -2,7 +2,11 @@
 
 import unittest
 
-from lib.hub.hub_perp_options_calc_lib import calc_perp_options_hedge
+from lib.hub.hub_perp_options_calc_lib import (
+    calc_perp_options,
+    calc_perp_options_hedge,
+    calc_perp_options_points,
+)
 
 
 class HubPerpOptionsCalcTests(unittest.TestCase):
@@ -81,6 +85,52 @@ class HubPerpOptionsCalcTests(unittest.TestCase):
         self.assertIsNone(data)
         self.assertIsNotNone(err)
 
+    def test_points_ratio_1_to_2(self):
+        # spot=1800, optLev=100 → prem/coin=18; ratio 1:2 → opt=2, premium=36
+        # A: move = (15+36+2*1800*0.0005)/(1-0.0005) = (51+1.8)/0.9995
+        data, err = calc_perp_options_points(
+            base="ETH",
+            spot=1800,
+            capital_usdt=3000,
+            target_profit_u=15,
+            perp_leverage=10,
+            option_leverage=100,
+            ratio_perp=1,
+            ratio_opt=2,
+            ct_mult=0.01,
+        )
+        self.assertIsNone(err)
+        assert data is not None
+        self.assertEqual(data["calc_mode"], "points")
+        self.assertEqual(data["opt_coins"], 2.0)
+        self.assertEqual(data["premium_total_u"], 36.0)
+        expect_a = (15 + 36 + 2 * 1800 * 0.0005) / 0.9995
+        self.assertAlmostEqual(data["case_a"]["move_points"], expect_a, places=6)
+        self.assertAlmostEqual(data["case_a"]["net_u"], 15.0, places=5)
+        # 期权净利=目标: (15+36)/2 = 25.5
+        self.assertAlmostEqual(data["case_b"]["move_points_opt_net"], 25.5, places=6)
+        self.assertAlmostEqual(data["case_b"]["opt_net_u"], 15.0, places=6)
+        # 组合净利=目标: (15+36)/(2-1) = 51
+        self.assertAlmostEqual(data["case_b"]["move_points_portfolio"], 51.0, places=6)
+        self.assertAlmostEqual(data["case_b"]["portfolio_net_u"], 15.0, places=6)
+
+    def test_points_ratio_1_to_1_no_portfolio(self):
+        data, err = calc_perp_options(
+            calc_mode="points",
+            base="ETH",
+            spot=1800,
+            capital_usdt=3000,
+            target_profit_u=15,
+            perp_leverage=10,
+            option_leverage=100,
+            ratio_perp=1,
+            ratio_opt=1,
+        )
+        self.assertIsNone(err)
+        assert data is not None
+        self.assertIsNone(data["case_b"]["move_points_portfolio"])
+        self.assertIsNotNone(data["case_b"]["portfolio_error"])
+
 
 if __name__ == "__main__":
     unittest.main()