Add multiple statement tests for LastInsertedId.

Author: bgrainger

docs/content/tutorials/migrating-from-connector-net.md

@@ -260,6 +260,7 @@ The following bugs in Connector/NET are fixed by switching to MySqlConnector. (~
 * [#96500](https://bugs.mysql.com/bug.php?id=96500): `MySqlDataReader.GetFieldValue<MySqlGeometry>` throws `InvalidCastException`
 * [#96636](https://bugs.mysql.com/bug.php?id=96636): `MySqlConnection.Open()` slow under load when using SSL
 * [#96717](https://bugs.mysql.com/bug.php?id=96717): Not compatible with MySQL Server 5.0
+* [#97061](https://bugs.mysql.com/bug.php?id=97061): `MySqlCommand.LastInsertedId` returns 0 after executing multiple statements
 * [#97067](https://bugs.mysql.com/bug.php?id=97067): Aggregate functions on BIT(n) columns return wrong result
 * ~~[#97300](https://bugs.mysql.com/bug.php?id=97300): `GetSchemaTable()` returns table for stored procedure with output parameters~~
 * ~~[#97448](https://bugs.mysql.com/bug.php?id=97448): Connecting fails if more than one IP is found in DNS for a named host~~

tests/SideBySide/InsertTests.cs

@@ -144,6 +144,58 @@ public async Task LastInsertedIdTwoInserts()
 			}
 		}
 
+		[SkippableFact(Baseline = "https://bugs.mysql.com/bug.php?id=97061")]
+		public async Task LastInsertedIdLockTables()
+		{
+			await m_database.Connection.ExecuteAsync(@"drop table if exists insert_ai;
+create table insert_ai(rowid integer not null primary key auto_increment, text varchar(100) not null);
+");
+			try
+			{
+				await m_database.Connection.OpenAsync();
+				using var command = new MySqlCommand(@"LOCK TABLES insert_ai WRITE;
+INSERT INTO insert_ai (text) VALUES ('test');
+UNLOCK TABLES;", m_database.Connection);
+				await command.ExecuteNonQueryAsync();
+				Assert.Equal(1L, command.LastInsertedId);
+			}
+			finally
+			{
+				m_database.Connection.Close();
+			}
+		}
+
+		[SkippableFact(Baseline = "https://bugs.mysql.com/bug.php?id=97061")]
+		public async Task LastInsertedIdInsertForeignKey()
+		{
+			await m_database.Connection.ExecuteAsync(@"drop table if exists TestTableWithForeignKey;
+drop table if exists TestTable;
+
+Create Table TestTable(
+    id BIGINT NOT NULL AUTO_INCREMENT,
+    column1 CHAR(100),
+    Primary Key(id)
+);
+
+Create Table TestTableWithForeignKey(
+    foreign_id BIGINT NOT NULL,
+    column2 CHAR(100),
+    Foreign Key(foreign_id) REFERENCES TestTable(id)
+);");
+			try
+			{
+				await m_database.Connection.OpenAsync();
+				using var command = new MySqlCommand(@"INSERT INTO TestTable(column1) VALUES('hello');
+INSERT INTO TestTableWithForeignKey(foreign_id, column2) VALUES(LAST_INSERT_ID(), 'test');", m_database.Connection);
+				await command.ExecuteNonQueryAsync();
+				Assert.Equal(1L, command.LastInsertedId);
+			}
+			finally
+			{
+				m_database.Connection.Close();
+			}
+		}
+
 		[Fact]
 		public async Task RowsAffected()
 		{