UsernameExistsがTrueを返さない理由を誰かが知っていますか。構文をどこかで台無しにする必要があります。
[TestMethod()]
public void GenerateUsername_AppendTwoCharacters_ReturnUsernameWithTwoAppendedCharacters()
{
var usersRepository = MockRepository.GenerateStub<IUsersRepository>();
var target = new StudentsService(null, null, usersRepository, null, null, null, null);
usersRepository.Expect(q => q.UsernameExists("", null)).Return(true);
var actual = target.GenerateUsername("test", "student", "280000");
Assert.AreEqual("A", actual);
}
public string GenerateUsername(string firstName, string lastName, string studentNumber)
{
var originalusername = new StudentUsernameGenerator(firstName, lastName, studentNumber).Generate(2, 2, 4);
var username = originalusername;
if (!string.IsNullOrWhiteSpace(username))
{
decimal maxCharacters = 26;
var counter = 0;
var overflow = 1;
while (_usersRepository.UsernameExists(username, null))
{
counter++;
if (counter > maxCharacters)
{
overflow++;
counter = 1;
}
username = GetCharacterPaddingForDuplicateUsername(counter, overflow, originalusername);
}
}
return username;
}