From 66368d580cf569b50a33e438f2287a977e6fc704 Mon Sep 17 00:00:00 2001
From: TheSiahxyz <164138827+TheSiahxyz@users.noreply.github.com>
Date: Wed, 1 Apr 2026 17:11:51 +0900
Subject: test: add edge case tests for zero volume, empty data, extreme values

---
 services/strategy-engine/strategies/vwap_strategy.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'services/strategy-engine/strategies/vwap_strategy.py')

diff --git a/services/strategy-engine/strategies/vwap_strategy.py b/services/strategy-engine/strategies/vwap_strategy.py
index 78919f1..f371c32 100644
--- a/services/strategy-engine/strategies/vwap_strategy.py
+++ b/services/strategy-engine/strategies/vwap_strategy.py
@@ -56,6 +56,8 @@ class VwapStrategy(BaseStrategy):
             return None
 
         vwap = self._cumulative_tp_vol / self._cumulative_vol
+        if vwap == 0.0:
+            return None
         deviation = (close - vwap) / vwap
 
         if deviation < -self._deviation_threshold:
-- 
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