BrightstarDB.Tests.EntityFramework.LinqTests.TestLinqFirst C# (CSharp) Метод

        public void TestLinqFirst()
        {
            var connectionString = GetConnectionString("TestLinqFirst");
            var context = new MyEntityContext(connectionString);
            var pe = context.Persons.Create();
            pe.Name = "Eddie";
            var pb = context.Persons.Create();
            pb.Name = "Bill";
            var pf = context.Persons.Create();
            pf.Name = "Freddie";
            var pd = context.Persons.Create();
            pd.Name = "Dennis";
            var pc = context.Persons.Create();
            pc.Name = "Carole";
            var pa = context.Persons.Create();
            pa.Name = "Annie";

            context.SaveChanges();
            Assert.AreEqual(6, context.Persons.Count());

            var orderedByName = context.Persons.OrderBy(p => p.Name);
            Assert.IsNotNull(orderedByName);
            Assert.AreEqual(6, orderedByName.Count());

            var first = orderedByName.First();
            Assert.IsNotNull(first);
            Assert.AreEqual("Annie", first.Name);
        }