feat(hub): exchange price precision, entry price, and trend DCA display

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

tests/test_hub_agent_entry_price.py

@@ -0,0 +1,32 @@
+"""子代理持仓：四所开仓价字段统一解析。"""
+from __future__ import annotations
+
+import sys
+import unittest
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(ROOT / "manual_trading_hub"))
+
+from agent import _position_entry_price  # noqa: E402
+
+
+class TestHubAgentEntryPrice(unittest.TestCase):
+    def test_binance_entry_price(self):
+        px = _position_entry_price({"entryPrice": 65851.6, "info": {}})
+        self.assertAlmostEqual(px, 65851.6)
+
+    def test_okx_avg_px(self):
+        px = _position_entry_price({"info": {"avgPx": "72.731"}})
+        self.assertAlmostEqual(px, 72.731)
+
+    def test_gate_info_entry(self):
+        px = _position_entry_price({"info": {"entry_price": "0.2232"}})
+        self.assertAlmostEqual(px, 0.2232)
+
+    def test_missing_returns_none(self):
+        self.assertIsNone(_position_entry_price({"info": {}}))
+
+
+if __name__ == "__main__":
+    unittest.main()

tests/test_trend_hub_enrich.py

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+"""趋势回调中控 enrich：补仓次数与加仓价。"""
+from __future__ import annotations
+
+import json
+import sys
+import unittest
+from pathlib import Path
+from unittest.mock import MagicMock
+
+ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(ROOT))
+
+from strategy_trend_register import _trend_add_leg_fields  # noqa: E402
+
+
+class TestTrendHubEnrich(unittest.TestCase):
+    def test_add_count_and_prices(self):
+        mock_ex = MagicMock()
+        mock_ex.price_to_precision = lambda sym, px: f"{float(px):.4f}"
+        app_mod = MagicMock()
+        app_mod.exchange = mock_ex
+        app_mod.ensure_markets_loaded = MagicMock()
+        app_mod.normalize_exchange_symbol = lambda s: s
+        cfg = {"app_module": app_mod}
+        raw = {
+            "symbol": "ETH/USDT",
+            "exchange_symbol": "ETH/USDT:USDT",
+            "legs_done": 2,
+            "dca_legs": 5,
+            "grid_prices_json": json.dumps([1800.1, 1750.2, 1700.3]),
+            "stop_loss": 1600,
+            "take_profit": 2000,
+            "avg_entry_price": 1820.5,
+        }
+        out = _trend_add_leg_fields(cfg, raw)
+        self.assertEqual(out["add_count"], 2)
+        self.assertEqual(out["add_count_total"], 5)
+        self.assertEqual(out["add_prices"], [1800.1, 1750.2])
+        self.assertEqual(len(out["add_prices_display"]), 2)
+        self.assertEqual(out["stop_loss_display"], "1600.0000")
+
+
+if __name__ == "__main__":
+    unittest.main()