public void Saveによるn通の保存(int n)
{
//setUp
var max = 100;
var threadSpan = 0; //最小経過時間
var mail = new Mail();
var mailInfo = CreateMailInfo();
for (int i = 0; i < n; i++)
{
sut.Save(mail, mailInfo);
}
var expected = n;
//exerceise
var actual = sut.GetList(max, threadSpan).Count;
//verify
Assert.That(actual, Is.EqualTo(expected));
}