public async void GetContactByIdQueryTest()
{
//Arange
var testHelper = new TestHelper();
var contact = Contact.Create("someone", "*****@*****.**", "156464654", null, testHelper.contactsContext);
await testHelper.contactsContext.AddAsync(contact);
await testHelper.contactsContext.SaveChangesAsync();
GetContactByIdQuery query = new GetContactByIdQuery(contact.Id);
GetContactByIdQueryHandler handler = new GetContactByIdQueryHandler(testHelper.contactsContext);
//Act
var result = await handler.Handle(query, default);
//Asert
result.Should().NotBeNull();
result.FullName.Should().Be("someone");
}