diff --git a/UnitTestProject/Modules/SwapModule/GLMS20260817Fr007UnwindMorningTest.cs b/UnitTestProject/Modules/SwapModule/GLMS20260817Fr007UnwindMorningTest.cs
index 4c678b3e..2eb3c689 100644
--- a/UnitTestProject/Modules/SwapModule/GLMS20260817Fr007UnwindMorningTest.cs
+++ b/UnitTestProject/Modules/SwapModule/GLMS20260817Fr007UnwindMorningTest.cs
@@ -29,6 +29,14 @@ namespace YLErp.Modules.SwapModule
             [new DateTime(2026, 7, 13)] = 0.01425,
             [new DateTime(2026, 7, 20)] = 0.0143,
         };
+        /// <summary>interest_rule=-1（前一营业日基准）取价日市场：重置日 7/6、7/13、7/20（周一）
+        /// 经 GetFixingDate 回拨至前一营业日 7/3、7/10、7/17（周五）。</summary>
+        private static readonly Dictionary<DateTime, double> Fr007MarketPrevBizDay = new()
+        {
+            [new DateTime(2026, 7, 3)] = 0.0142,
+            [new DateTime(2026, 7, 10)] = 0.01425,
+            [new DateTime(2026, 7, 17)] = 0.0143,
+        };
         private const double PreviousResetRate = 0.01425;
 
         private const decimal Notional = 279486108.21m;
@@ -344,5 +352,62 @@ namespace YLErp.Modules.SwapModule
                 preEod: BuildPreEod(new DateTime(2026, 7, 13))),
                 "不算尾(10)+本次平仓指定算尾+当日有价 → 应成功");
         }
+
+        // ── 前一营业日基准（interest_rule=-1，EQD-6968 方案一场景2）──
+        // 取价日=重置日前一营业日，当日(7/20)定盘未发布也用不到 → 放行；
+        // 但取价日(前一营业日)本身缺价 → 仍是真实依赖，必须拦截。
+
+        [TestMethod]
+        public void PrevBizDay_TailCalced_ResetDayTodayMissing_Succeeds()
+        {
+            AssertNoThrow(Run(InterestTypeEnum.复利, includeCloseDate: true, calcMode: "11", interestRule: -1,
+                omitDate: CloseDate, market: Fr007MarketPrevBizDay, preEod: BuildPreEod(new DateTime(2026, 7, 13))),
+                "算尾(11)+前一营业日基准+当日(7/20)未发布 → 应放行（取价日7/17已发布）");
+        }
+
+        [TestMethod]
+        public void PrevBizDay_TailCalced_Simple_ResetDayTodayMissing_Succeeds()
+        {
+            AssertNoThrow(Run(InterestTypeEnum.单利, includeCloseDate: true, calcMode: "11", interestRule: -1,
+                omitDate: CloseDate, market: Fr007MarketPrevBizDay, preEod: BuildPreEod(new DateTime(2026, 7, 13))),
+                "单利 算尾(11)+前一营业日基准+当日未发布 → 应放行");
+        }
+
+        [TestMethod]
+        public void PrevBizDay_NoTail_ResetDayTodayMissing_Succeeds()
+        {
+            AssertNoThrow(Run(InterestTypeEnum.复利, includeCloseDate: true, interestRule: -1,
+                omitDate: CloseDate, market: Fr007MarketPrevBizDay, preEod: BuildPreEod(new DateTime(2026, 7, 13))),
+                "不算尾(10)+前一营业日基准+当日未发布 → 应放行");
+        }
+
+        [TestMethod]
+        public void PrevBizDay_TailCalced_FixingDayMissing_StillThrows()
+        {
+            var o = Run(InterestTypeEnum.复利, includeCloseDate: true, calcMode: "11", interestRule: -1,
+                omitDate: new DateTime(2026, 7, 17), market: Fr007MarketPrevBizDay,
+                preEod: BuildPreEod(new DateTime(2026, 7, 13)));
+            Assert.IsTrue(o.Threw, "算尾(11)+前一营业日基准+取价日(7/17)本身缺价 → 仍应拦截（真实依赖）");
+            StringAssert.Contains(o.Ex.Message, "FR007");
+        }
+
+        // ── 算尾+当前营业日+当日非重置日（EQD-6968 方案一场景3）──
+        // 当日价未被任何计息段消费（末段重置日7/20是历史日），当日(7/22)缺价 → 放行。
+
+        [TestMethod]
+        public void TailCalced_NonResetDay_TodayMissing_Succeeds()
+        {
+            AssertNoThrow(Run(InterestTypeEnum.复利, includeCloseDate: true, calcMode: "11", closeDate: NonIntCloseDate,
+                preEod: BuildPreEod(new DateTime(2026, 7, 13))),
+                "算尾(11)+当日非重置日+当日(7/22)缺价 → 应放行（非重置日不取当日价）");
+        }
+
+        [TestMethod]
+        public void TailCalced_NonResetDay_Simple_TodayMissing_Succeeds()
+        {
+            AssertNoThrow(Run(InterestTypeEnum.单利, includeCloseDate: true, calcMode: "11", closeDate: NonIntCloseDate,
+                preEod: BuildPreEod(new DateTime(2026, 7, 13))),
+                "单利 算尾(11)+当日非重置日+当日缺价 → 应放行");
+        }
     }
 }