apilol/Sources/TestUnitaireBDD/TestChampions.cs

using DTO;
using EntityFramwork;
using Microsoft.Data.Sqlite;
using Microsoft.EntityFrameworkCore;

namespace TestUnitaireBDD
{
    public class TestChampions
    {
        [Fact]
        public void Add_Test()
        {
            //connection must be opened to use In-memory database
            var connection = new SqliteConnection("DataSource=:memory:");
            connection.Open();

            var options = new DbContextOptionsBuilder<BDDContext>()
                .UseSqlite(connection)
                .Options;

            //prepares the database with one instance of the context
            using (var context = new BDDContext(options))
            {
                //context.Database.OpenConnection();
                context.Database.EnsureCreated();

                EntityChampions chewie = new EntityChampions { Name = "Chewbacca",Bio ="Inconnu",Icon="Inconnu" };
                EntityChampions yoda = new EntityChampions { Name = "Yoda",Bio = "Inconnu", Icon = "Inconnu" };
                EntityChampions ewok = new EntityChampions { Name = "Ewok",Bio = "Inconnu", Icon = "Inconnu" };

                context.Add(chewie);
                context.Add(yoda);
                context.Add(ewok);
                context.SaveChanges();
            }

            //uses another instance of the context to do the tests
            using (var context = new BDDContext(options))
            {
                context.Database.EnsureCreated();

                Assert.Equal(3, context.Champions.Count());
                Assert.Equal("Chewbacca", context.Champions.First().Name);
            }
        }

        [Fact]
        public void Modify_Test()
        {
            //connection must be opened to use In-memory database
            var connection = new SqliteConnection("DataSource=:memory:");
            connection.Open();

            var options = new DbContextOptionsBuilder<BDDContext>()
                .UseSqlite(connection)
                .Options;

            //prepares the database with one instance of the context
            using (var context = new BDDContext(options))
            {
                //context.Database.OpenConnection();
                context.Database.EnsureCreated();

                EntityChampions chewie = new EntityChampions { Name = "Chewbacca", Bio = "Inconnu", Icon = "Inconnu" };
                EntityChampions yoda = new EntityChampions { Name = "Yoda", Bio = "Inconnu", Icon = "Inconnu" };
                EntityChampions ewok = new EntityChampions { Name = "Ewok", Bio = "Inconnu", Icon = "Inconnu" };

                context.Add(chewie);
                context.Add(yoda);
                context.Add(ewok);
                context.SaveChanges();
            }

            //uses another instance of the context to do the tests
            using (var context = new BDDContext(options))
            {
                context.Database.EnsureCreated();

                string nameToFind = "ew";
                Assert.Equal(2, context.Champions.Where(n => n.Name.ToLower().Contains(nameToFind)).Count());
                nameToFind = "wo";
                Assert.Equal(1, context.Champions.Where(n => n.Name.ToLower().Contains(nameToFind)).Count());
                var ewok = context.Champions.Where(n => n.Name.ToLower().Contains(nameToFind)).First();
                ewok.Name = "Wicket";
                context.SaveChanges();
            }

            //uses another instance of the context to do the tests
            using (var context = new BDDContext(options))
            {
                context.Database.EnsureCreated();

                string nameToFind = "ew";
                Assert.Equal(1, context.Champions.Where(n => n.Name.ToLower().Contains(nameToFind)).Count());
                nameToFind = "wick";
                Assert.Equal(1, context.Champions.Where(n => n.Name.ToLower().Contains(nameToFind)).Count());
            }
        }
    }
}