test.js

const assert = require('node:assert');

const part1 = require('./part1');
const part2 = require('./part2');

describe('Day 4: Scratchcards', () => {
  it('should sum card points', () => {
    const input =
      `Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53
       Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19
       Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1
       Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83
       Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36
       Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11`;

    assert.strictEqual(part1(input), 13);
  });

  describe('Part Two', () => {
    it('should sum number of cards', () => {
      const input =
        `Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53
         Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19
         Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1
         Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83
         Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36
         Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11`;

      assert.strictEqual(part2(input), 30);
    });
  });
});