行情区：K线全屏、可选技术指标与交易所价格精度对齐

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-02 14:24:36 +08:00
parent 01d26e9833
commit 84ac9134db
6 changed files with 592 additions and 33 deletions
@@ -21,6 +21,48 @@ class _FakeExchange:


 class TestHubOhlcvLib(unittest.TestCase):
+    def test_price_tick_from_decimal_precision(self):
+        class _Ex:
+            markets = {"BTC/USDT:USDT": {"precision": {"price": 2}, "info": {}, "limits": {}}}
+
+            def load_markets(self):
+                return self.markets
+
+            def market(self, sym):
+                return self.markets[sym]
+
+            def price_to_precision(self, sym, price):
+                return "12345.67"
+
+        tick = __import__("hub_ohlcv_lib", fromlist=["price_tick_from_market"]).price_tick_from_market(
+            _Ex(), "BTC/USDT:USDT"
+        )
+        self.assertAlmostEqual(tick, 0.01)
+
+    def test_price_tick_from_info_tick_size(self):
+        class _Ex:
+            markets = {
+                "INJ/USDT:USDT": {
+                    "precision": {"price": 4},
+                    "info": {"tickSize": "0.001"},
+                    "limits": {},
+                }
+            }
+
+            def load_markets(self):
+                return self.markets
+
+            def market(self, sym):
+                return self.markets[sym]
+
+            def price_to_precision(self, sym, price):
+                return "7.123"
+
+        from hub_ohlcv_lib import price_tick_from_market
+
+        tick = price_tick_from_market(_Ex(), "INJ/USDT:USDT")
+        self.assertAlmostEqual(tick, 0.001)
+
    def test_pagination_continues_when_page_smaller_than_chunk(self):
        """Gate 等常返回 299 根/次，不应误判为已到末尾。"""
        base = 1_700_000_000_000