advent-of-code-2023/src/day_two.alternative.test.ts

63 lines
2.2 KiB
TypeScript

import { Game, calculatePossibleGames, calculateMinimumCubePowers } from "./day_two.alternative";
const partOneInput = `Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green`
describe('Day Two', () => {
it('should parse a game', () => {
const games = partOneInput.split('\n').map(Game.parse);
expect(games).toEqual([
new Game(1, [
{ blue: 3, green: 0, red: 4 },
{ blue: 6, red: 1, green: 2 },
{ blue: 0, red: 0, green: 2 }
]
),
new Game(2, [
{ blue: 1, green: 2, red: 0 },
{ blue: 4, red: 1, green: 3 },
{ blue: 1, red: 0, green: 1 }
]
),
new Game(
3,
[
{ blue: 6, green: 8, red: 20 },
{ blue: 5, red: 4, green: 13 },
{ blue: 0, red: 1, green: 5 }
]
),
new Game(
4,
[
{ blue: 6, green: 1, red: 3 },
{ blue: 0, red: 6, green: 3 },
{ blue: 15, red: 14, green: 3 }
]
),
new Game(
5,
[
{ blue: 1, green: 3, red: 6 },
{ blue: 2, red: 1, green: 2 },
]
)
]);
});
it('should calculate which games should only have been possible with the number of cubes', () => {
const games = partOneInput.split('\n').map(Game.parse);
expect(calculatePossibleGames(games, {
blue: 14,
red: 12,
green: 13
})).toEqual(8);
});
it('should find the minimum cubes in a set and sum the powers of the cubes', () => {
const games = partOneInput.split('\n').map(Game.parse);
expect(calculateMinimumCubePowers(games)).toEqual(2286);
});
});