diff --git a/ApplicationCode/UnitTests/RigTofAccumulatedPhaseFractionsCalculator-Test.cpp b/ApplicationCode/UnitTests/RigTofAccumulatedPhaseFractionsCalculator-Test.cpp
index f0a6124ce5..c7cb08a117 100644
--- a/ApplicationCode/UnitTests/RigTofAccumulatedPhaseFractionsCalculator-Test.cpp
+++ b/ApplicationCode/UnitTests/RigTofAccumulatedPhaseFractionsCalculator-Test.cpp
@@ -74,9 +74,86 @@ TEST(RigTofAccumulatedPhaseFractionsCalculator, sortTofAndCalculateAccPhaseFract
     
     EXPECT_LT(tofInIncreasingOrder[0], tofInIncreasingOrder[1]);
     EXPECT_LT(tofInIncreasingOrder[1], tofInIncreasingOrder[2]);
+
+    double sumForOneTOF = accumulatedPhaseFractionSwat[2]
+        + accumulatedPhaseFractionSoil[2]
+        + accumulatedPhaseFractionSgas[2];
+    EXPECT_DOUBLE_EQ(sumForOneTOF, 1.00);
     
     EXPECT_DOUBLE_EQ(accumulatedPhaseFractionSwat[0], 0.1000);
     EXPECT_DOUBLE_EQ(accumulatedPhaseFractionSoil[1], 0.1125);
     EXPECT_LT(accumulatedPhaseFractionSgas[2] - 0.13017, 0.00001);
 }
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+TEST(RigTofAccumulatedPhaseFractionsCalculator, sortTofAndCalculateAccPhaseFractionTest2)
+{
+    std::vector<double> tofDataVector2;
+    tofDataVector2.push_back(0.001);
+    tofDataVector2.push_back(0.1);
+    tofDataVector2.push_back(0.01);
+    tofDataVector2.push_back(0.1);
+
+    std::vector<double> fractionDataVector2;
+    fractionDataVector2.push_back(0.002);
+    fractionDataVector2.push_back(0.2);
+    fractionDataVector2.push_back(0.02);
+    fractionDataVector2.push_back(0.02);
+
+    std::vector<double> porvResultVector2;
+    porvResultVector2.push_back(1);
+    porvResultVector2.push_back(1);
+    porvResultVector2.push_back(1.5);
+    porvResultVector2.push_back(1.5);
+
+    std::vector<double> swatResultVector2;
+    swatResultVector2.push_back(0.1);
+    swatResultVector2.push_back(0.3);
+    swatResultVector2.push_back(0.6);
+    swatResultVector2.push_back(0.6);
+
+    std::vector<double> soilResultVector2;
+    soilResultVector2.push_back(0.3);
+    soilResultVector2.push_back(0.6);
+    soilResultVector2.push_back(0.1);
+    soilResultVector2.push_back(0.1);
+
+    std::vector<double> sgasResultVector2;
+    sgasResultVector2.push_back(0.6);
+    sgasResultVector2.push_back(0.1);
+    sgasResultVector2.push_back(0.3);
+    sgasResultVector2.push_back(0.3);
+
+    std::vector<double> accumulatedPhaseFractionSwat2;
+    std::vector<double> accumulatedPhaseFractionSoil2;
+    std::vector<double> accumulatedPhaseFractionSgas2;
+    std::vector<double> tofInIncreasingOrder2;
+
+    RigTofAccumulatedPhaseFractionsCalculator::sortTofAndCalculateAccPhaseFraction(&(tofDataVector2),
+                                                                                   &(fractionDataVector2),
+                                                                                   &(porvResultVector2),
+                                                                                   &(swatResultVector2),
+                                                                                   &(soilResultVector2),
+                                                                                   &(sgasResultVector2),
+                                                                                   tofInIncreasingOrder2,
+                                                                                   accumulatedPhaseFractionSwat2,
+                                                                                   accumulatedPhaseFractionSoil2,
+                                                                                   accumulatedPhaseFractionSgas2);
+    EXPECT_EQ(tofInIncreasingOrder2.size(), 3);
+
+    double sumForOneTOF = accumulatedPhaseFractionSwat2[2] 
+                        + accumulatedPhaseFractionSoil2[2]
+                        + accumulatedPhaseFractionSgas2[2];
+    EXPECT_DOUBLE_EQ(sumForOneTOF, 1.00);
+
+    EXPECT_LT(tofInIncreasingOrder2[0], tofInIncreasingOrder2[1]);
+    EXPECT_LT(tofInIncreasingOrder2[1], tofInIncreasingOrder2[2]);
+
+    EXPECT_DOUBLE_EQ(accumulatedPhaseFractionSwat2[0], 0.1000);
+    EXPECT_DOUBLE_EQ(accumulatedPhaseFractionSoil2[1], 0.1125);
+    EXPECT_LT(accumulatedPhaseFractionSgas2[2] - 0.149618, 0.00001);
+
+}
+