fix

Author: KirillKurdyukov

src/Ydb.Sdk/test/Ydb.Sdk.Ado.Tests/YdbParameterTests.cs

@@ -98,6 +98,45 @@ public void YdbParameter_WhenSetDbType_ReturnValueIsConverted()
         Assert.Equal(1.1f, new YdbParameter("$parameter", DbType.Double) { Value = 1.1f }.TypedValue.Value.DoubleValue);
     }
 
+    [Fact]
+    public async Task YdbParameter_WhenDateTimeOffset_ReturnTimestamp()
+    {
+        var dateTimeOffset = DateTimeOffset.Parse("2029-08-03T06:59:44.8578730Z");
+        await using var ydbConnection = await CreateOpenConnectionAsync();
+        var tableTableName = $"dateTimeOffset_{Random.Shared.Next()}";
+        await new YdbCommand(ydbConnection)
+            {
+                CommandText = $"CREATE TABLE {tableTableName} (TimestampField Timestamp, PRIMARY KEY (TimestampField))"
+            }
+            .ExecuteNonQueryAsync();
+        await new YdbCommand(ydbConnection)
+            {
+                CommandText =
+                    $"INSERT INTO {tableTableName}(TimestampField) " +
+                    $"VALUES (@parameter1), (@parameter2), (@parameter3), (@parameter4)",
+                Parameters =
+                {
+                    new YdbParameter("$parameter1", dateTimeOffset),
+                    new YdbParameter("$parameter2", DbType.DateTimeOffset, dateTimeOffset.AddHours(1)),
+                    new YdbParameter("$parameter3", DbType.DateTimeOffset, dateTimeOffset.AddHours(2)),
+                    new YdbParameter("$parameter4", YdbDbType.Timestamp, dateTimeOffset.AddHours(3))
+                }
+            }
+            .ExecuteNonQueryAsync();
+
+        var ydbDataReader = await new YdbCommand(ydbConnection) { CommandText = $"SELECT * FROM {tableTableName}" }
+            .ExecuteReaderAsync();
+
+        var hourCount = 0;
+        while (ydbDataReader.NextResult())
+        {
+            Assert.True(ydbDataReader.Read());
+            Assert.Equal(dateTimeOffset.AddHours(hourCount++).UtcDateTime, ydbDataReader.GetValue(0));
+        }
+
+        await new YdbCommand(ydbConnection) { CommandText = $"DROP TABLE {tableTableName};" }.ExecuteNonQueryAsync();
+    }
+
     [Theory]
     [InlineData("123e4567-e89b-12d3-a456-426614174000")]
     [InlineData("2d9e498b-b746-9cfb-084d-de4e1cb4736e")]