Fixes issue #2322 and #2323

Author: JanKallman

src/EPPlus/FormulaParsing/Excel/Functions/Logical/Ifs.cs

@@ -56,6 +56,16 @@ public override CompileResult Execute(IList<FunctionArgument> arguments, Parsing
         }
         public override bool ReturnsReference => true;
         public override bool IsVolatile => true;
+        public override ExcelFunctionArrayBehaviour ArrayBehaviour => ExcelFunctionArrayBehaviour.Custom;
+        public override void ConfigureArrayBehaviour(ArrayBehaviourConfig config)
+        {
+            var ixArray = new int[127];
+            for (var ix = 0; ix < 254; ix += 2)
+            {
+                ixArray[ix / 2] = ix;
+            }
+            config.SetArrayParameterIndexes(ixArray);
+        }
         public override ExcelFunctionParametersInfo ParametersInfo => new ExcelFunctionParametersInfo(new Func<int, FunctionParameterInformation>((argumentIndex) =>
         {
             if (argumentIndex % 2 == 0)

src/EPPlus/FormulaParsing/Excel/Functions/RefAndLookup/SortBy.cs

@@ -77,6 +77,7 @@ public override CompileResult Execute(IList<FunctionArgument> arguments, Parsing
                 }
                 sortOrders.Add((short)sortOrder);
             }
+            sortOrders.Add((short)1); //row order as last sort criteria to ensure same order as Excel.
             var sortByImpl = new SortByImpl(range, byRanges, sortOrders, direction);
             var sortedRange = sortByImpl.Sort();
             return CreateDynamicArrayResult(sortedRange, DataType.ExcelRange);

src/EPPlus/FormulaParsing/Excel/Functions/RefAndLookup/Sorting/SortByImpl.cs

@@ -10,6 +10,7 @@ Date               Author                       Change
  *************************************************************************************************
   22/3/2023         EPPlus Software AB           EPPlus v7
  *************************************************************************************************/
+using OfficeOpenXml.FormulaParsing.Excel.Functions.DateAndTime;
 using OfficeOpenXml.FormulaParsing.Excel.Functions.RefAndLookup.LookupUtils;
 using OfficeOpenXml.FormulaParsing.Ranges;
 using System;
@@ -100,6 +101,7 @@ private List<SortInfo> GetSortedRows()
                 {
                     cols.CompareData.Add(_byRanges[byRange].GetOffset(row, 0));
                 }
+                cols.CompareData.Add(row); //Sort by original row order as last criteria to ensure same order as Excel.
                 rows.Add(cols);
             }
             rows.Sort((a, b) =>
@@ -136,6 +138,7 @@ private List<SortInfo> GetSortedCols()
                 {
                     rows.CompareData.Add(_byRanges[byRange].GetOffset(0, col));
                 }
+                rows.CompareData.Add(col); //Sort by original row order as last criteria to ensure same order as Excel.
                 cols.Add(rows);
             }
             cols.Sort((a, b) =>

src/EPPlusTest/FormulaParsing/Excel/Functions/RefAndLookup/SortByTests.cs

@@ -1,9 +1,5 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using OfficeOpenXml;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
 namespace EPPlusTest.FormulaParsing.Excel.Functions.RefAndLookup
 {
@@ -131,7 +127,7 @@ public void SortByColAscending_NullValues_1()
             Assert.AreEqual("Street 1", _sheet.Cells["B4"].Value);
             Assert.AreEqual("Phil", _sheet.Cells["A5"].Value);
             Assert.AreEqual("Steve", _sheet.Cells["A6"].Value);
-            
+
         }
 
         [TestMethod]
@@ -155,7 +151,31 @@ public void SortByColAscending_NullValues_2()
             Assert.AreEqual("Street 3", _sheet.Cells["B4"].Value);
             Assert.AreEqual("Steve", _sheet.Cells["A5"].Value);
             Assert.AreEqual("Bob", _sheet.Cells["A6"].Value);
+        }
+        [TestMethod]
+        public void SortByColShould()
+        {
+            _sheet.Cells["A1"].Value = "Bob";
+            _sheet.Cells["B1"].Value = "Street 2";
+            _sheet.Cells["A2"].Value = "Bob";
+            _sheet.Cells["B2"].Value = "Street 1";
+            _sheet.Cells["A3"].Value = "Steve";
+            _sheet.Cells["B3"].Value = "Street 3";
+            _sheet.Cells["A4"].Value = "Bob";
+            _sheet.Cells["B4"].Value = "Street 3";
+            _sheet.Cells["A5"].Value = "Steve";
+            _sheet.Cells["B5"].Value = "Street 4";
+            _sheet.Cells["A6"].Value = "Bob";
+            _sheet.Cells["B6"].Value = "Street 0";
 
+            _sheet.Cells["A7"].Formula = "SORTBY(A1:B6,A1:A6)";
+            _sheet.Calculate();
+            Assert.AreEqual("Street 2", _sheet.Cells["B7"].Value);
+            Assert.AreEqual("Street 1", _sheet.Cells["B8"].Value);
+            Assert.AreEqual("Street 3", _sheet.Cells["B9"].Value);
+            Assert.AreEqual("Street 0", _sheet.Cells["B10"].Value);
+            Assert.AreEqual("Street 3", _sheet.Cells["B11"].Value);
+            Assert.AreEqual("Street 4", _sheet.Cells["B12"].Value);
         }
     }
 }

src/EPPlusTest/Issues/FormulaCalculationIssues.cs

@@ -1528,6 +1528,21 @@ public void s1023NegNumericString()
                 Assert.AreEqual(-11150d, s.Cells["A1"].Value);
             }
         }
+        [TestMethod]
+        public void s1029()
+        {
+            using var p = OpenTemplatePackage("AR Aging Analysis.xlsx");
+            var wb = p.Workbook;
+            var ws = wb.Worksheets["Filtered data"];
+            wb.FullCalcOnLoad = false;
+            wb.CalcMode = ExcelCalcMode.Manual;
+            ws.Cells["Q2"].Calculate();
+            Assert.AreEqual("365" ,ws.Cells["Q2"].Value);
+            Assert.AreEqual("181-365", ws.Cells["Q45"].Value);
+            Assert.AreEqual("90", ws.Cells["Q55"].Value);
+            Assert.AreEqual(6D, ws.Cells["A34"].Value);
+            SaveAndCleanup(p);
+        }
     }
 }