day 3 - part 1

tests/aoc_2024/day3/test-data

@@ -0,0 +1 @@
+xmul(2,4)%&mul[3,7]!@^do_not_mul(5,5)+mul(32,64]then(mul(11,8)mul(8,5))

tests/aoc_2024/day3/test_part1.py

@@ -0,0 +1,65 @@
+from pathlib import Path
+
+from aoc_2024.day3 import part1
+
+
+def test_detect_mul_is_successful():
+    res = part1.detect_mul("mul(1,5)")[0]
+    assert res[0] == "1"
+    assert res[1] == "5"
+
+
+def test_detect_mul_with_3_digits_is_successful():
+    assert part1.detect_mul("mul(123,567)")
+
+
+def test_detect_mul_with_4_digits_fails():
+    assert not part1.detect_mul("mul(1234,5678)")
+
+
+def test_detect_mul_with_space_fails():
+    assert not part1.detect_mul("mul(123 ,678)")
+
+
+def test_detect_mul_without_mul_fails():
+    assert not part1.detect_mul("div(1,5)")
+
+
+def test_detect_multiple_muls_is_successful():
+    res = part1.detect_mul(
+        "xmul(2,4)%&mul[3,7]!@^do_not_mul(5,5)+mul(32,64]then(mul(11,8)mul(8,5))"
+    )
+    match1 = res[0]
+    assert match1[0] == "2"
+    assert match1[1] == "4"
+    match2 = res[1]
+    assert match2[0] == "5"
+    assert match2[1] == "5"
+    match3 = res[2]
+    assert match3[0] == "11"
+    assert match3[1] == "8"
+    match4 = res[3]
+    assert match4[0] == "8"
+    assert match4[1] == "5"
+
+
+def test_compute_multiplication_from_mul():
+    assert part1.compute_multiplication("mul(1,5)") == 5
+
+
+def test_compute_multiplication2_from_mul():
+    assert part1.compute_multiplication("mul(8,5)") == 40
+
+
+def test_compute_multiplication2_from_multiple_muls():
+    assert (
+        part1.compute_multiplication(
+            "xmul(2,4)%&mul[3,7]!@^do_not_mul(5,5)+mul(32,64]then(mul(11,8)mul(8,5))"
+        )
+        == 161
+    )
+
+
+def test_main():
+    file = Path(__file__).parent / "test-data"
+    assert part1.main(file) == 161