public void Iterator_MapsCorrectData_WhenMixedConfigurationPassedAsAnArgument()
{
var builder = ExcelIteratorConfigurationBuilder <ExampleRow> .Default();
builder.FirstRowContainsColumnNames(flag: true);
builder.SkipEmptyColumnNames(flag: true);
builder.MapByName(p => p.FirstName, "First NAME");
builder.MapByIndex(p => p.LastName, 2);
builder.Ignore(p => p.Address);
builder.MapByName(p => p.IsActive, "is AcTIve");
builder.ConvertSourceValue(p => p.IsActive, sourceValue => sourceValue?.ToString() == "t");
var config = builder.Build();
using var iterator = ExcelIteratorCreator.Create <ExampleRow>(GetFileStream("Example.xlsx"), config);
var items = iterator.ToList();
var firstItem = iterator.First();
Assert.Equal(3, items.Count);
Assert.Equal(1, firstItem.Id);
Assert.Equal("Unknown", firstItem.FirstName);
Assert.Equal("User", firstItem.LastName);
Assert.True(string.IsNullOrWhiteSpace(firstItem.Address));
Assert.Equal(new DateTime(1990, 3, 7), firstItem.Date);
Assert.True(firstItem.IsActive);
}
/// <summary>
/// Creates a new instance of <see cref="IExcelIterator{T}"/> with optional action for defining configuration
/// </summary>
/// <param name="fileStream">The stream of an excel file</param>
/// <param name="builderAction">The optional action for defining configuration
/// If not specified, the default configuration will be used.</param>
/// <typeparam name="T">The type which represents an item (row) from excel file</typeparam>
/// <returns>A new instance of <see cref="IExcelIterator{T}"/></returns>
public static IExcelIterator <T> Create <T>(Stream fileStream,
Action <ExcelIteratorConfigurationBuilder <T> > builderAction = null)
where T : class, new()
{
var configurationBuilder = ExcelIteratorConfigurationBuilder <T> .Default();
builderAction?.Invoke(configurationBuilder);
return(new ExcelIterator <T>(fileStream, configurationBuilder.Build()));
}
/// <summary>
/// Creates a new instance of <see cref="IExcelIterator{T}"/> with optional configuration
/// </summary>
/// <param name="fileStream">The stream of an excel file</param>
/// <param name="configuration">The optional configuration.
/// If not specified the default configuration will be used</param>
/// <typeparam name="T">The type which represents an item (row) from excel file</typeparam>
/// <returns>A new instance of <see cref="IExcelIterator{T}"/></returns>
public static IExcelIterator <T> Create <T>(Stream fileStream, ExcelIteratorConfiguration configuration = null)
where T : class, new()
{
return(new ExcelIterator <T>(fileStream, configuration ?? ExcelIteratorConfigurationBuilder <T> .Default().Build()));
}
