jdescopingtool/NEW/tests/JdeScoping.ExcelIO.Tests/ColumnFormatterTests.cs

using ClosedXML.Excel;
using JdeScoping.ExcelIO.Attributes;
using JdeScoping.ExcelIO.Formatting;
using Shouldly;
using Xunit;

namespace JdeScoping.ExcelIO.Tests;

public class ColumnFormatterTests
{
    [Fact]
    public void ApplyColumnFormat_AutoWidth_AdjustsToContents()
    {
        using var workbook = new XLWorkbook();
        var worksheet = workbook.Worksheets.Add("Test");
        worksheet.Cell(1, 1).Value = "Some Text Value";

        var attr = new OutputColumnAttribute
        {
            AutoWidth = true,
            Format = OutputColumnAttribute.StdFormat
        };

        ColumnFormatter.ApplyColumnFormat(worksheet.Column(1), attr);

        // Width should be greater than default after adjustment
        worksheet.Column(1).Width.ShouldBeGreaterThan(0);
    }

    [Fact]
    public void ApplyColumnFormat_FixedWidth_SetsExactWidth()
    {
        using var workbook = new XLWorkbook();
        var worksheet = workbook.Worksheets.Add("Test");

        var attr = new OutputColumnAttribute
        {
            AutoWidth = false,
            Width = 50.0,
            Format = OutputColumnAttribute.StdFormat
        };

        ColumnFormatter.ApplyColumnFormat(worksheet.Column(1), attr);

        worksheet.Column(1).Width.ShouldBe(50.0);
    }

    [Fact]
    public void ApplyColumnFormat_WrapText_EnablesWrapping()
    {
        using var workbook = new XLWorkbook();
        var worksheet = workbook.Worksheets.Add("Test");

        var attr = new OutputColumnAttribute
        {
            WrapText = true,
            AutoWidth = false,
            Width = 65.0,
            Format = OutputColumnAttribute.StdFormat
        };

        ColumnFormatter.ApplyColumnFormat(worksheet.Column(1), attr);

        worksheet.Column(1).Style.Alignment.WrapText.ShouldBeTrue();
        worksheet.Column(1).Width.ShouldBe(65.0);
    }

    [Fact]
    public void ApplyColumnFormat_DateFormat_AppliesCorrectFormat()
    {
        using var workbook = new XLWorkbook();
        var worksheet = workbook.Worksheets.Add("Test");

        var attr = new OutputColumnAttribute
        {
            AutoWidth = false,
            Width = 20.0,
            Format = OutputColumnAttribute.DateFormat
        };

        ColumnFormatter.ApplyColumnFormat(worksheet.Column(1), attr);

        worksheet.Column(1).Style.NumberFormat.Format.ShouldBe(OutputColumnAttribute.DateFormat);
    }

    [Fact]
    public void ApplyColumnFormat_TimestampFormat_AppliesCorrectFormat()
    {
        using var workbook = new XLWorkbook();
        var worksheet = workbook.Worksheets.Add("Test");

        var attr = new OutputColumnAttribute
        {
            AutoWidth = false,
            Width = 25.0,
            Format = OutputColumnAttribute.TimestampFormat
        };

        ColumnFormatter.ApplyColumnFormat(worksheet.Column(1), attr);

        worksheet.Column(1).Style.NumberFormat.Format.ShouldBe(OutputColumnAttribute.TimestampFormat);
    }

    [Fact]
    public void AutoFitWithPadding_AppliesPaddingFactor()
    {
        using var workbook = new XLWorkbook();
        var worksheet = workbook.Worksheets.Add("Test");
        worksheet.Cell(1, 1).Value = "Some Text";

        ColumnFormatter.AutoFitWithPadding(worksheet.Column(1), 1.30);

        // Width should be greater than 0 and include padding
        worksheet.Column(1).Width.ShouldBeGreaterThan(0);
    }
}