Options.NotifyAfter fix.

Frends.MicrosoftSQL.BulkInsert/CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## [2.2.0] - 2024-09-10
+### Changed
+- Updated Options.NotifyAfter property to be set dynamically based on the total row count, with a minimum value of 1, ensuring rowsCopied is updated correctly.
+
 ## [2.1.0] - 2024-08-26
 ### Changed
 - Updated Newtonsoft.Json to the latest version 13.0.3.

Frends.MicrosoftSQL.BulkInsert/Frends.MicrosoftSQL.BulkInsert.Tests/UnitTests.cs

@@ -1,6 +1,6 @@
 using Frends.MicrosoftSQL.BulkInsert.Definitions;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 using Microsoft.Data.SqlClient;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
 
 namespace Frends.MicrosoftSQL.BulkInsert.Tests;
 
@@ -89,7 +89,7 @@ public async Task TestBulkInsert_FireTriggers()
                 CommandTimeoutSeconds = 60,
                 FireTriggers = true,
                 KeepIdentity = false,
-                NotifyAfter = 1,
+                NotifyAfter = 0,
                 ConvertEmptyPropertyValuesToNull = false,
                 KeepNulls = false,
                 TableLock = false,
@@ -128,7 +128,7 @@ public async Task TestBulkInsert_KeepIdentity()
                 CommandTimeoutSeconds = 60,
                 FireTriggers = false,
                 KeepIdentity = true,
-                NotifyAfter = 1,
+                NotifyAfter = 0,
                 ConvertEmptyPropertyValuesToNull = false,
                 KeepNulls = false,
                 TableLock = false,
@@ -167,7 +167,7 @@ public async Task TestBulkInsert_ConvertEmptyPropertyValuesToNull()
                 CommandTimeoutSeconds = 60,
                 FireTriggers = false,
                 KeepIdentity = false,
-                NotifyAfter = 1,
+                NotifyAfter = 0,
                 ConvertEmptyPropertyValuesToNull = true,
                 KeepNulls = false,
                 TableLock = false,
@@ -206,7 +206,7 @@ public async Task TestBulkInsert_KeepNulls()
                 CommandTimeoutSeconds = 60,
                 FireTriggers = false,
                 KeepIdentity = false,
-                NotifyAfter = 1,
+                NotifyAfter = 0,
                 ConvertEmptyPropertyValuesToNull = false,
                 KeepNulls = true,
                 TableLock = false,
@@ -245,7 +245,7 @@ public async Task TestBulkInsert_TableLock()
                 CommandTimeoutSeconds = 60,
                 FireTriggers = false,
                 KeepIdentity = false,
-                NotifyAfter = 1,
+                NotifyAfter = 0,
                 ConvertEmptyPropertyValuesToNull = false,
                 KeepNulls = false,
                 TableLock = true,
@@ -285,7 +285,7 @@ public async Task TestBulkInsert_All()
                 CommandTimeoutSeconds = 60,
                 FireTriggers = true,
                 KeepIdentity = true,
-                NotifyAfter = 1,
+                NotifyAfter = 0,
                 ConvertEmptyPropertyValuesToNull = true,
                 KeepNulls = true,
                 TableLock = true,
@@ -303,6 +303,123 @@ public async Task TestBulkInsert_All()
         }
     }
 
+    [TestMethod]
+    public async Task TestBulkInsert_NotifyAfterZero()
+    {
+        var transactionLevels = new List<SqlTransactionIsolationLevel>() {
+            SqlTransactionIsolationLevel.Unspecified,
+            SqlTransactionIsolationLevel.Serializable,
+            SqlTransactionIsolationLevel.None,
+            SqlTransactionIsolationLevel.ReadUncommitted,
+            SqlTransactionIsolationLevel.ReadCommitted
+        };
+
+        foreach (var transactionLevel in transactionLevels)
+        {
+            Init();
+
+            var options = new Options()
+            {
+                SqlTransactionIsolationLevel = transactionLevel,
+                CommandTimeoutSeconds = 60,
+                FireTriggers = false,
+                KeepIdentity = false,
+                NotifyAfter = -1,
+                ConvertEmptyPropertyValuesToNull = false,
+                KeepNulls = true,
+                TableLock = false,
+            };
+
+            var result = await MicrosoftSQL.BulkInsert(_input, options, default);
+            Assert.IsTrue(result.Success);
+            Assert.AreEqual(0, result.Count);
+            Assert.AreEqual(3, GetRowCount());
+
+            await MicrosoftSQL.BulkInsert(_input, options, default);
+            Assert.AreEqual(6, GetRowCount());
+
+            CleanUp();
+        }
+    }
+
+    [TestMethod]
+    public async Task TestBulkInsert_NotifyAfterTooMuch()
+    {
+        var transactionLevels = new List<SqlTransactionIsolationLevel>() {
+            SqlTransactionIsolationLevel.Unspecified,
+            SqlTransactionIsolationLevel.Serializable,
+            SqlTransactionIsolationLevel.None,
+            SqlTransactionIsolationLevel.ReadUncommitted,
+            SqlTransactionIsolationLevel.ReadCommitted
+        };
+
+        foreach (var transactionLevel in transactionLevels)
+        {
+            Init();
+
+            var options = new Options()
+            {
+                SqlTransactionIsolationLevel = transactionLevel,
+                CommandTimeoutSeconds = 60,
+                FireTriggers = false,
+                KeepIdentity = false,
+                NotifyAfter = 4,
+                ConvertEmptyPropertyValuesToNull = false,
+                KeepNulls = true,
+                TableLock = false,
+            };
+
+            var result = await MicrosoftSQL.BulkInsert(_input, options, default);
+            Assert.IsTrue(result.Success);
+            Assert.AreEqual(0, result.Count);
+            Assert.AreEqual(3, GetRowCount());
+
+            await MicrosoftSQL.BulkInsert(_input, options, default);
+            Assert.AreEqual(6, GetRowCount());
+
+            CleanUp();
+        }
+    }
+
+    [TestMethod]
+    public async Task TestBulkInsert_NotifyAfterOne()
+    {
+        var transactionLevels = new List<SqlTransactionIsolationLevel>() {
+            SqlTransactionIsolationLevel.Unspecified,
+            SqlTransactionIsolationLevel.Serializable,
+            SqlTransactionIsolationLevel.None,
+            SqlTransactionIsolationLevel.ReadUncommitted,
+            SqlTransactionIsolationLevel.ReadCommitted
+        };
+
+        foreach (var transactionLevel in transactionLevels)
+        {
+            Init();
+
+            var options = new Options()
+            {
+                SqlTransactionIsolationLevel = transactionLevel,
+                CommandTimeoutSeconds = 60,
+                FireTriggers = false,
+                KeepIdentity = false,
+                NotifyAfter = 1,
+                ConvertEmptyPropertyValuesToNull = false,
+                KeepNulls = true,
+                TableLock = false,
+            };
+
+            var result = await MicrosoftSQL.BulkInsert(_input, options, default);
+            Assert.IsTrue(result.Success);
+            Assert.AreEqual(3, result.Count);
+            Assert.AreEqual(3, GetRowCount());
+
+            await MicrosoftSQL.BulkInsert(_input, options, default);
+            Assert.AreEqual(6, GetRowCount());
+
+            CleanUp();
+        }
+    }
+
     private static int GetRowCount()
     {
         using var connection = new SqlConnection(_connString);

Frends.MicrosoftSQL.BulkInsert/Frends.MicrosoftSQL.BulkInsert/BulkInsert.cs

@@ -1,4 +1,5 @@
 using Frends.MicrosoftSQL.BulkInsert.Definitions;
+using Microsoft.Data.SqlClient;
 using Newtonsoft.Json.Linq;
 using System;
 using System.ComponentModel;
@@ -8,7 +9,6 @@
 using System.Runtime.Loader;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Data.SqlClient;
 
 namespace Frends.MicrosoftSQL.BulkInsert;
 
@@ -121,18 +121,28 @@ private static async Task<long> ExecuteHandler(Options options, string tableName
                 sqlBulkCopy.BulkCopyTimeout = options.CommandTimeoutSeconds;
                 sqlBulkCopy.DestinationTableName = tableName;
                 sqlBulkCopy.SqlRowsCopied += (s, e) => rowsCopied = e.RowsCopied;
-                sqlBulkCopy.NotifyAfter = options.NotifyAfter;
 
-                await sqlBulkCopy.WriteToServerAsync(dataSet.Tables[0], cancellationToken).ConfigureAwait(false);
+                if (options.NotifyAfter == 0)
+                {
+                    // Calculate the number of rows and set value for NotifyAfter
+                    var rowCount = dataSet.Tables[0].Rows.Count;
+                    sqlBulkCopy.NotifyAfter = rowCount > 0 ? Math.Max(1, rowCount / 10) : 1;
+                }
+                else if (options.NotifyAfter > 0)
+                    sqlBulkCopy.NotifyAfter = options.NotifyAfter;
+                else
+                    sqlBulkCopy.NotifyAfter = 0;
 
-                return rowsCopied;
+                await sqlBulkCopy.WriteToServerAsync(dataSet.Tables[0], cancellationToken).ConfigureAwait(false);
             }
         }
         catch (Exception ex)
         {
-            var notifyRange = rowsCopied + (options.NotifyAfter - 1);
-            throw new Exception($"ExecuteHandler exception, procecced row count between: {rowsCopied} and {notifyRange} (see Options.NotifyAfter). {ex}");
+            var notifyRange = rowsCopied + (sqlBulkCopy.NotifyAfter - 1);
+            throw new Exception($"ExecuteHandler exception, processed row count between: {rowsCopied} and {notifyRange} (see NotifyAfter). {ex}");
         }
+
+        return rowsCopied;
     }
 
     private static void SetEmptyDataRowsToNull(DataSet dataSet)

Frends.MicrosoftSQL.BulkInsert/Frends.MicrosoftSQL.BulkInsert/Definitions/Options.cs

@@ -15,10 +15,11 @@ public class Options
     public int CommandTimeoutSeconds { get; set; }
 
     /// <summary>
-    /// Defines the number of rows to be processed before generating a notification event. Range: 0 - 'count of rows to be processed'
-    /// Notification event can be used for error handling to see approximately which row the error happened.
-    /// Default value 0 = There won't be any notifications until the task is completed.
-    /// 10 = The counter is updated after every 10 rows or when every row has been processed.
+    /// Defines the number of rows to be processed before generating a notification event. 
+    /// The default value of 0 will set NotifyAfter dynamically to 10% of the total row count, with a minimum value of 1.
+    /// A value of -1 means there won't be any notifications until the task is completed, and Result.Count will be 0.
+    /// Setting a value greater than the total number of rows can cause Result.Count to be 0.
+    /// Notification events can be used for error handling to see approximately which row the error occurred at.
     /// </summary>
     /// <example>0</example>
     public int NotifyAfter { get; set; }

Frends.MicrosoftSQL.BulkInsert/Frends.MicrosoftSQL.BulkInsert/Frends.MicrosoftSQL.BulkInsert.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
 	<TargetFrameworks>net6.0</TargetFrameworks>
-	<Version>2.1.0</Version>
+	<Version>2.2.0</Version>
 	<Authors>Frends</Authors>
 	<Copyright>Frends</Copyright>
 	<Company>Frends</Company>