public void IF_HttpContext_is_null_SHOULD_return_new_session_each_time()
{
//Arrange
_httpContext = null;
_mockHttpContextAccessor.With(x => x.HttpContext, _httpContext);
//Act
var result1 = Sut.CreateSession();
var result2 = Sut.CreateSession();
//Assert
Assert.That(result1.Id.Length, Is.EqualTo(Guid.NewGuid().ToString().Length));
Assert.That(result1.UserId, Is.Null);
Assert.That(result2.Id.Length, Is.EqualTo(Guid.NewGuid().ToString().Length));
Assert.That(result2.UserId, Is.Null);
Assert.That(result1.Id, Is.Not.EqualTo(result2.Id));
}