test: cover zero factor rule weight

2026-03-07 18:17:33 +08:00 · 2026-03-07 18:17:33 +08:00 · 42977a7e00
parent a12ea1fc83
commit 42977a7e00
1 changed files with 9 additions and 0 deletions
--- a/tests/test_factor_rules.py
+++ b/tests/test_factor_rules.py
@ -282,6 +282,15 @@ class FactorRulesPathTests(unittest.TestCase):
        self.assertIn("Rule 1: Rule 1", summary)
        self.assertIn("- Signal bias: neutral", summary)

+    def test_summarize_factor_rules_preserves_zero_weight_value(self):
+        summary = summarize_factor_rules(
+            [{"name": "Carry", "signal": "neutral", "weight": 0}],
+            ticker="USO",
+            trade_date="2026-03-07",
+        )
+
+        self.assertIn("- Weight: 0", summary)
+

 if __name__ == "__main__":
    unittest.main()