public void ShouldCreateAssignmentExpression()
{
var factory = new DbExpressionFactory();
DbBinaryExpression binaryExpression;
binaryExpression = factory.Assign(factory.Constant(1), factory.Constant(2));
ValidateBinaryExpression(binaryExpression, DbBinaryExpressionType.Assignment);
}
/// <summary>
/// Specifies the column to be updated.
/// </summary>
/// <param name="dbUpdateQuery">The target <see cref="DbQuery{TQueryExpression}"/>.</param>
/// <param name="target">The <see cref="DbExpression"/> that represents the target table or view.</param>
/// <param name="valueExpression">The <see cref="DbExpression"/> that represents the new value.</param>
/// <returns><see cref="DbQuery{TQueryExpression}"/></returns>
public static DbQuery <DbUpdateExpression> Set(this DbQuery <DbUpdateExpression> dbUpdateQuery, DbExpression target, DbExpression valueExpression)
{
var dbExpression = (DbExpression)DbExpressionFactory.Assign(target, valueExpression);
if (!dbUpdateQuery.QueryExpression.SetExpression.IsNull())
{
dbExpression = DbExpressionFactory.List(new[] { dbUpdateQuery.QueryExpression.SetExpression, dbExpression });
}
dbUpdateQuery.QueryExpression.SetExpression = dbExpression;
return(dbUpdateQuery);
}
public void ShouldCreateAssignmentExpression()
{
var factory = new DbExpressionFactory();
DbBinaryExpression binaryExpression;
binaryExpression = factory.Assign(factory.Constant(1), factory.Constant(2));
ValidateBinaryExpression(binaryExpression, DbBinaryExpressionType.Assignment);
}
