chapter-organizer/Tests/Parsers/FuzzyStudentMatcher_Tests.cs

using Core.Parsers;
using Tests.Builders;

namespace Tests.Parsers;

[TestFixture]
public class FuzzyStudentMatcher_Tests
{
    [SetUp]
    public void SetUp() => StudentBuilder.ResetIdCounter();

    [Test]
    public void Find_MatchesNicknameAmongTwoJosiahs()
    {
        var jo = StudentBuilder.Create("Josiah", "Brown").WithNickname("Jo").Build();
        var josiahB = StudentBuilder.Create("Josiah", "Green").WithNickname("Josiah B").Build();

        var match = FuzzyStudentMatcher.Find([jo, josiahB], "Jo");

        Assert.That(match, Is.Not.Null);
        Assert.That(match!.Value.Student.Id, Is.EqualTo(jo.Id));
    }

    [Test]
    public void Score_LegalNameStillMatchesWhenNicknameSet()
    {
        var jo = StudentBuilder.Create("Josiah", "Brown").WithNickname("Jo").Build();

        Assert.That(FuzzyStudentMatcher.Score(jo, "Josiah Brown"), Is.GreaterThanOrEqualTo(FuzzyStudentMatcher.MatchThreshold));
        Assert.That(FuzzyStudentMatcher.Score(jo, "Brown, Josiah"), Is.GreaterThanOrEqualTo(FuzzyStudentMatcher.MatchThreshold));
    }

    [Test]
    public void Score_NullNicknameDoesNotThrow()
    {
        var student = StudentBuilder.Create("Aria", "Cole").Build();

        Assert.That(FuzzyStudentMatcher.Score(student, "Aria Cole"), Is.GreaterThanOrEqualTo(FuzzyStudentMatcher.MatchThreshold));
        Assert.That(FuzzyStudentMatcher.Find([student], "Nobody"), Is.Null);
    }
}