import math
from deltaforge.dsl import Asset, MarketSignal, PlanDelta, StrategyDelta

def test_asset_and_signals_creation():
    a = Asset(id="eq-ABC", type="equity", symbol="ABC")
    ms = MarketSignal(asset=a, timestamp=1.0, price=100.0)
    assert a.symbol == "ABC"
    assert ms.asset.symbol == "ABC"
    assert ms.price == 100.0

def test_plan_delta_creation():
    a = Asset(id="eq-ABC", type="equity", symbol="ABC")
    ms = MarketSignal(asset=a, timestamp=1.0, price=100.0)
    plan = PlanDelta(delta=[{"action": "hedge", "symbol": "ABC", "size": -0.5, "price": 100.0}], timestamp=1.0, author="tester")
    assert isinstance(plan.delta, list)
    assert plan.author == "tester"
    assert plan.timestamp == 1.0

def test_strategy_delta_creation():
    a = Asset(id="eq-ABC", type="equity", symbol="ABC")
    sd = StrategyDelta(id="s1", assets=[a], objectives={"maximize": "return"})
    assert sd.assets[0].symbol == "ABC"