chapter-organizer/Tests/Parsers/StudentImportCsvTemplate_Tests.cs

using Core.Parsers;

namespace Tests.Parsers;

[TestFixture]
public class StudentImportCsvTemplate_Tests
{
    [Test]
    public void Build_IncludesRosterAndDefaultLeftoverColumns()
    {
        var csv = StudentImportCsvTemplate.Build();
        var header = csv.Split('\n')[0].TrimEnd('\r');

        Assert.That(header, Does.StartWith("Student Name,Grade,TSA year,State ID,Regional ID,National ID"));
        Assert.That(header, Does.Contain("Interview Time"));
        Assert.That(header, Does.Contain("Application"));
        Assert.That(csv, Does.Contain("\"Last, First\""));
    }

    [Test]
    public void Build_UsesConfiguredLeftoverFields_AndSkipsReserved()
    {
        var csv = StudentImportCsvTemplate.Build(["Teacher Rec 1", "Grade", "  Application  "]);
        var header = csv.Split('\n')[0].TrimEnd('\r');

        Assert.That(header, Does.Contain("Teacher Rec 1"));
        Assert.That(header, Does.Contain("Application"));
        Assert.That(header.Split(',').Count(c => c.Equals("Grade", StringComparison.OrdinalIgnoreCase)), Is.EqualTo(1));
    }
}