using Jiaowu.Api.Domain.Academic;
using Jiaowu.Api.Infrastructure.Graduation;

namespace Jiaowu.Api.Tests;

public sealed class GraduationAuditRulesTests
{
    [Fact]
    public void Active_student_with_full_credits_and_courses_is_eligible()
    {
        var conclusion = GraduationAuditRules.Evaluate(
            true, StudentStatus.Active, 160, 162, 42, 42, 0);

        Assert.Equal(GraduationAuditConclusion.Eligible, conclusion);
    }

    [Theory]
    [InlineData(false, StudentStatus.Active, 160, 162, 42, 42, 0)]
    [InlineData(true, StudentStatus.Suspended, 160, 162, 42, 42, 0)]
    [InlineData(true, StudentStatus.Active, 160, 159, 42, 42, 0)]
    [InlineData(true, StudentStatus.Active, 160, 162, 42, 41, 0)]
    [InlineData(true, StudentStatus.Active, 160, 162, 42, 42, 1)]
    public void Any_unresolved_requirement_makes_student_ineligible(
        bool hasPlan,
        StudentStatus status,
        decimal requiredCredits,
        decimal earnedCredits,
        int requiredCourses,
        int passedRequiredCourses,
        int failedCourses)
    {
        var conclusion = GraduationAuditRules.Evaluate(
            hasPlan, status, requiredCredits, earnedCredits,
            requiredCourses, passedRequiredCourses, failedCourses);

        Assert.Equal(GraduationAuditConclusion.Ineligible, conclusion);
    }
}