using données;
using notre_bibliotheque;
using System;
using System.Collections.Generic;
using System.Linq;
using Xunit;

namespace tests_unitaires
{
    public class ItemsUnitTest
    {
        private IPercistance stb = new Stub("");
        [Fact]
        public void TestConstructeur0()
        {
            Items its = new Items();
            Assert.Equal(new List<Item>(), its.LesItems);
        }

        [Fact]
        public void TestConstructeur1()
        {
            IList<Item> l = stb.ChargerLesDonnées()["Langages"] as IList<Item>;
            Items its = new Items(l);
            Assert.Equal(l.OrderBy(lang => (lang as Langage).Nom).ToList(), its.LesItems);
        }


        [Fact]
        public void TestSuppression()
        {
            IList<Item> l = stb.ChargerLesDonnées()["Comtpes"] as IList<Item>;
            Items its = new Items(l);
            Gestionaire.Percistance = new Stub("");
            GestionaireDeComptes gestionaireDeTest = new GestionaireDeComptes(its);
            Compte c1 = new Compte("id2", "mdp1");
            Compte c2 = new Compte("id3", "mdp1");
            gestionaireDeTest.ItemsComptes.Supprimer(c1);
            gestionaireDeTest.ItemsComptes.Supprimer(c2);
            Assert.Throws<ArgumentException>(() => its.Supprimer(c1));
            Assert.DoesNotContain(c1, its.LesItems);
            Assert.DoesNotContain(c2, its.LesItems);
            Assert.Null(gestionaireDeTest.ItemsComptes.ItemCourant);
        }

        [Fact]
        public void TestAjout()
        {
            IList<Item> l = stb.ChargerLesDonnées()["Comptes"] as IList<Item>;
            Compte c = new Compte("c", "c");
            Items its = new Items(l);
            its.Ajouter(c);
            Assert.Contains(c, its.LesItems);
        }

        [Fact]
        public void TestExists()
        {
            IList<Item> l = stb.ChargerLesDonnées()["Comptes"] as IList<Item>;
            Items its = new Items(l);
            Assert.True(its.Exists(new Compte("id10", "mdp1")));
            Assert.False(its.Exists(new Compte("zzzzzz", "mezezezf")));
        }
    }
}