public void Day02P01()
{
var expected = 474;
var lines = File.ReadLines("input.txt").ToArray();
var actual = 0;
foreach (var line in lines)
{
var passValueObject = PasswordValueObject.For(line);
ushort counter = 0;
foreach (var c in passValueObject.PasswordValue)
{
if (c == passValueObject.Character)
{
counter++;
}
if (counter > passValueObject.SecondPosition)
{
break;
}
}
if (counter <= passValueObject.SecondPosition && counter >= passValueObject.FirstPosition)
{
actual++;
}
}
Assert.Equal(expected, actual);
}
public void ImplicitConversionToStringResultsInCorrectString()
{
const string expected = "16-20 h: hhhjthhhtphchpkhmhhh";
var actual = PasswordValueObject.For(expected);
Assert.Equal(expected, actual);
}
public void ToStringReturnsCorrectFormat()
{
const string expected = "16-20 h: hhhjthhhtphchpkhmhhh";
var actual = PasswordValueObject.For(expected);
Assert.Equal(expected, actual.ToString());
}
public void ShouldHaveCorrectAddressParts()
{
var passValueObject = PasswordValueObject.For("16-20 h: hhhjthhhtphchpkhmhhh");
Assert.Equal(expected: 16, actual: passValueObject.FirstPosition);
Assert.Equal(20, passValueObject.SecondPosition);
Assert.Equal('h', passValueObject.Character);
Assert.Equal("hhhjthhhtphchpkhmhhh", passValueObject.PasswordValue);
}
public void Day02P02()
{
var expected = 745;
var lines = File.ReadLines("input.txt").ToArray();
var actual = 0;
foreach (var line in lines)
{
var passValueObject = PasswordValueObject.For(line);
if ((passValueObject.Character == passValueObject.PasswordValue[passValueObject.FirstPosition - 1] &&
passValueObject.Character != passValueObject.PasswordValue[passValueObject.SecondPosition - 1]) ||
(passValueObject.Character != passValueObject.PasswordValue[passValueObject.FirstPosition - 1] &&
passValueObject.Character == passValueObject.PasswordValue[passValueObject.SecondPosition - 1]))
{
actual++;
}
}
Assert.Equal(expected, actual);
}