public void Day19_MonsterMessages_NewParts_Ok()
{
var lines = DailyDataUtilities.ReadLinesFromFile("Day19Data.txt");
Assert.Equal(634, lines.Length);
var sut = new MonsterMessage(lines.Take(131).ToArray());
Assert.Equal(131, sut.Rules.Count);
sut.ReplaceRule("8: 42 | 42 8");
sut.ReplaceRule("11: 42 31 | 42 11 31");
sut.isPart2 = true;
string exp42 = sut.MakeRegexForRule(42);
Assert.NotEmpty(exp42);
string exp31 = sut.MakeRegexForRule(31);
Assert.NotEmpty(exp31);
string exp8 = sut.MakeRegexForRule(8);
Assert.NotEmpty(exp8);
string exp11 = sut.MakeRegexForRule(11);
Assert.NotEmpty(exp11);
}
public void Day19_MonsterMessages_Part2_Ok()
{
var lines = DailyDataUtilities.ReadLinesFromFile("Day19Data.txt");
Assert.Equal(634, lines.Length);
var sut = new MonsterMessage(lines.Take(131).ToArray());
Assert.Equal(131, sut.Rules.Count);
sut.ReplaceRule("8: 42 | 42 8");
sut.ReplaceRule("11: 42 31 | 42 11 31");
var messages = lines.Skip(132).Take(510).ToArray();
Assert.Equal(502, messages.Length);
sut.isPart2 = true;
string exp = sut.MakeRegexForRule(0);
int count = 0;
foreach (var msg in messages)
{
var rg = Regex.Match(msg, exp);
if (rg.Success)
{
count++;
}
}
Assert.Equal(414, count);
}
public void Day19_Example_WithNewRulesSingle_Ok(string msg, bool expected)
{
var lines = DailyDataUtilities.ReadLinesFromFile("Day19Part2DataExample.txt");
Assert.Equal(47, lines.Length);
var sut = new MonsterMessage(lines.Take(31).ToArray());
Assert.Equal(31, sut.Rules.Count);
sut.ReplaceRule("8: 42 | 42 8");
sut.ReplaceRule("11: 42 31 | 42 11 31");
sut.isPart2 = true;
string exp = sut.MakeRegexForRule(0);
var rg = Regex.Match(msg, exp);
Assert.Equal(expected, rg.Success);
}