public void BulkOperationsHelpers_BuildInsertIntoSet_BuildsCorrectSequenceForMultipleColumns()
{
var columns = GetTestColumns();
const string tableName = "TableName";
const string expected = "INSERT INTO TableName ([Email], [IsCool], [Name], [Town]) ";
// Act
var result = BulkOperationsHelper.BuildInsertIntoSet(columns, "id", tableName);
// Assert
Assert.Equal(expected, result);
}
public void BulkOperationsHelpers_BuildInsertIntoSet_BuildsCorrectSequenceForSingleColumn()
{
// Arrange
var columns = new HashSet <string> {
"Id"
};
const string tableName = "TableName";
const string expected = "INSERT INTO TableName ([Id]) ";
// Act
var result = BulkOperationsHelper.BuildInsertIntoSet(columns, null, tableName);
// Assert
Assert.Equal(expected, result);
}
public void BulkOperationsHelpers_BuildInsertIntoSet_BuildsCorrectSequenceForMultipleColumns()
{
var columns = GetTestColumns();
var tableName = "TableName";
var expected =
"INSERT INTO TableName ([Name], [Town], [Email], [IsCool]) ";
var sut = new BulkOperationsHelper();
// Act
var result = sut.BuildInsertIntoSet(columns, "id", tableName);
// Assert
Assert.AreEqual(result, expected);
}
public void BulkOperationsHelpers_BuildInsertIntoSet_BuildsCorrectSequenceForSingleColumn()
{
// Arrange
var columns = new HashSet <string>();
columns.Add("Id");
var tableName = "TableName";
var expected = "INSERT INTO TableName ([Id]) ";
// Act
var result = BulkOperationsHelper.BuildInsertIntoSet(columns, null, tableName);
// Assert
Assert.AreEqual(result, expected);
}
/// <summary>
/// Commits a transaction to database asynchronously. A valid setup must exist for the operation to be
/// successful.
/// </summary>
/// <param name="connection"></param>
/// <returns></returns>
/// <exception cref="IdentityException"></exception>
public async Task <int> CommitAsync(SqlConnection connection)
{
int affectedRows = 0;
if (_singleEntity == null)
{
return(affectedRows);
}
if (connection.State != ConnectionState.Open)
{
await connection.OpenAsync();
}
try
{
BulkOperationsHelper.AddSqlParamsForQuery(_propertyInfoList, _sqlParams, _columns, _singleEntity, _identityColumn, _outputIdentity, _customColumnMappings);
BulkOperationsHelper.DoColumnMappings(_customColumnMappings, _columns);
SqlCommand command = connection.CreateCommand();
command.Connection = connection;
string fullQualifiedTableName = BulkOperationsHelper.GetFullQualifyingTableName(connection.Database, _schema,
_tableName);
StringBuilder sb = new StringBuilder();
sb.Append($"{BulkOperationsHelper.BuildInsertIntoSet(_columns, _identityColumn, fullQualifiedTableName)} " +
$"VALUES{BulkOperationsHelper.BuildValueSet(_columns, _identityColumn)} ");
if (_outputIdentity == ColumnDirectionType.InputOutput)
{
sb.Append($"SET @{_identityColumn}=SCOPE_IDENTITY();");
}
command.CommandText = sb.ToString();
if (_sqlParams.Count > 0)
{
command.Parameters.AddRange(_sqlParams.ToArray());
}
affectedRows = await command.ExecuteNonQueryAsync();
if (_outputIdentity == ColumnDirectionType.InputOutput)
{
foreach (var x in _sqlParams)
{
if (x.Direction == ParameterDirection.InputOutput &&
x.ParameterName == $"@{_identityColumn}")
{
PropertyInfo propertyInfo = _singleEntity.GetType().GetProperty(_identityColumn);
propertyInfo.SetValue(_singleEntity, x.Value);
break;
}
}
}
return(affectedRows);
}
catch (SqlException e)
{
for (int i = 0; i < e.Errors.Count; i++)
{
// Error 8102 and 544 is identity error.
if (e.Errors[i].Number == 544 || e.Errors[i].Number == 8102)
{
// Expensive but neccessary to inform user of an important configuration setup.
throw new IdentityException(e.Errors[i].Message);
}
}
throw;
}
}
