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https://ghfast.top/https://github.com/aeroxw/tick-stock-panel.git
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69 lines
1.7 KiB
Python
69 lines
1.7 KiB
Python
from __future__ import annotations
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import json
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import pytest
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from app.api.strategy import BuildRequest, build_strategy_stream
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from app.strategy.ai_generator import AIStrategyGenerator
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STREAM_CODE = '''"""测试策略"""
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import polars as pl
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META = {
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"id": "wrong",
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"name": "旧名",
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"description": "旧描述",
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"tags": ["测试"],
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"params": [],
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"scoring": {},
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}
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ENTRY_SIGNALS = []
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EXIT_SIGNALS = []
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STOP_LOSS = -0.05
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MAX_HOLD_DAYS = 20
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ALERTS = []
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RULES = """
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1. 测试规则一
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2. 测试规则二
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3. 测试规则三
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"""
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def filter(df: pl.DataFrame, params: dict) -> pl.Expr:
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return pl.lit(True)
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'''
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@pytest.mark.asyncio
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async def test_build_strategy_stream_yields_delta_and_normalized_result(monkeypatch):
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async def fake_stream(self, prompt):
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yield STREAM_CODE[:40]
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yield STREAM_CODE[40:]
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monkeypatch.setattr(AIStrategyGenerator, "stream", fake_stream)
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req = BuildRequest(
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step=1,
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name="新策略",
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description="新描述",
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direction="long",
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rules="1. 规则一\n2. 规则二\n3. 规则三",
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strategy_id="ai_streamed",
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)
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response = await build_strategy_stream(req, None)
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body = b""
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async for chunk in response.body_iterator:
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body += chunk.encode("utf-8") if isinstance(chunk, str) else chunk
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events = [json.loads(line) for line in body.decode("utf-8").splitlines()]
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assert [event["type"] for event in events] == ["meta", "delta", "delta", "result"]
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result = events[-1]
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assert result["valid"] is True
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assert result["meta"]["id"] == "ai_streamed"
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assert result["meta"]["name"] == "新策略"
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assert '"id": "ai_streamed"' in result["code"]
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