public void WhenThereIsADoubleNumber_NotAcceptNumber()
{
// Arrange, Act & Assert:
Assert.False(Sherlock.IsLegalNumber("1223"));
}
public void WhenNumberLegal_AcceptNumber()
{
// Arrange, Act & Assert:
Assert.True(Sherlock.IsLegalNumber("1234"));
}
public void WhenLengthTooSmall_NotAcceptNumber()
{
// Arrange, Act & Assert:
Assert.False(Sherlock.IsLegalNumber("123"));
}
