test(protocol): compiler semantica minute_of_hour su 1h

tests/unit/test_protocol_compiler.py

@@ -183,3 +183,28 @@ def test_compile_is_weekend_returns_zero_one(ohlcv: pd.DataFrame) -> None:
     weekdays = signal[signal.index.dayofweek < 5]
     assert (weekend == Side.LONG).all()
     assert (weekdays == Side.FLAT).all()
+
+
+def test_compile_minute_of_hour_zero_on_1h_timeframe(ohlcv: pd.DataFrame) -> None:
+    # Fixture has freq=1h, so minute_of_hour is 0 on every row.
+    # eq(minute_of_hour, 0.0) -> LONG on every row.
+    src = json.dumps(
+        {
+            "rules": [
+                {
+                    "condition": {
+                        "op": "eq",
+                        "args": [
+                            {"kind": "feature", "name": "minute_of_hour"},
+                            {"kind": "literal", "value": 0.0},
+                        ],
+                    },
+                    "action": "entry-long",
+                }
+            ]
+        }
+    )
+    ast = parse_strategy(src)
+    fn = compile_strategy(ast)
+    signal = fn(ohlcv)
+    assert (signal == Side.LONG).all()