Clean up more; Add tests for sample input

rust/Cargo.toml

@@ -23,10 +23,6 @@ codegen-units = 1
 opt-level = 3
 codegen-units = 1
 
-[[bin]]
-name = "day00"
-path = "src/day00/main.rs"
-
 [[bin]]
 name = "day01"
 path = "src/day01/main.rs"

rust/src/day00/part_1.rs

@@ -1,3 +1,24 @@
-pub(crate) fn part_1(input: &'static str) {
-    println!("Part 1 {input}")
+pub(crate) fn part_1(_input: &'static str) -> u64 {
+    todo!("Part 1")
+}
+
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(
+            super::part_1(crate::INPUT),
+            todo!("Add result for solved part 1")
+        );
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(
+            super::part_1(SAMPLE_INPUT),
+            todo!("Add result from example part 1")
+        );
+    }
 }

rust/src/day00/part_2.rs

@@ -1,3 +1,24 @@
-pub(crate) fn part_2(input: &'static str) {
-    println!("Part 2 {input}")
+pub(crate) fn part_2(_input: &'static str) -> u64 {
+    todo!("Part 2")
+}
+
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(
+            super::part_2(crate::INPUT),
+            todo!("Add result for solved part 2")
+        );
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(
+            super::part_2(SAMPLE_INPUT),
+            todo!("Add result from example part 2")
+        );
+    }
 }

rust/src/day01/main.rs

@@ -6,8 +6,6 @@ mod part_2;
 use part_2::part_2;
 
 pub fn main() {
-    let input = INPUT.replace("\r\n", "\n");
-
-    part_1(&input);
-    part_2(&input);
+    part_1(INPUT);
+    part_2(INPUT);
 }

rust/src/day01/part_1.rs

@@ -1,5 +1,6 @@
 pub(crate) fn part_1(input: &str) -> u32 {
     let maximum = input
+        .replace("\r\n", "\n")
         .split("\n\n")
         .map(|inventory| {
             inventory
@@ -17,7 +18,16 @@ pub(crate) fn part_1(input: &str) -> u32 {
     maximum
 }
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_1(&crate::INPUT.replace("\r\n", "\n")), 69528);
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_1(&crate::INPUT.replace("\r\n", "\n")), 69528);
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_1(&SAMPLE_INPUT.replace("\r\n", "\n")), 24000);
+    }
 }

rust/src/day01/part_2.rs

@@ -1,5 +1,6 @@
 pub(crate) fn part_2(input: &str) -> u32 {
     let mut calories = input
+        .replace("\r\n", "\n")
         .split("\n\n")
         .map(|inventory| {
             inventory
@@ -19,7 +20,16 @@ pub(crate) fn part_2(input: &str) -> u32 {
     top_three
 }
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_2(&crate::INPUT.replace("\r\n", "\n")), 206152);
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_2(&crate::INPUT.replace("\r\n", "\n")), 206152);
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_2(&SAMPLE_INPUT.replace("\r\n", "\n")), 45000);
+    }
 }

rust/src/day01/sample_input.txt

@@ -0,0 +1,14 @@
+1000
+2000
+3000
+
+4000
+
+5000
+6000
+
+7000
+8000
+9000
+
+10000

rust/src/day02/main.rs

@@ -123,42 +123,7 @@ impl FromStr for GameResult {
     }
 }
 
-fn parse_input_part_1() -> Vec<[Shape; 2]> {
-    INPUT
-        .lines()
-        .map(|round_string| {
-            let round = round_string
-                .split(' ')
-                .map(|play| {
-                    assert_eq!(play.len(), 1, "play: {play}");
-                    Shape::from_str(play).unwrap_or_else(|_| panic!("Found invalid play {play}"))
-                })
-                .take(2)
-                .collect::<Vec<_>>();
-            [round[0], round[1]]
-        })
-        .collect::<Vec<_>>()
-}
-
-fn parse_input_part_2() -> Vec<(Shape, GameResult)> {
-    INPUT
-        .lines()
-        .map(|round_string| {
-            let round = round_string.split(' ').take(2).collect::<Vec<_>>();
-            assert_eq!(round.len(), 2);
-            assert_eq!(round[0].len(), 1);
-            assert_eq!(round[1].len(), 1);
-            let enemy_shape = Shape::from_str(round[0])
-                .unwrap_or_else(|_| panic!("Found invalid play {}", round[0]));
-            let desired_result = GameResult::from_str(round[1])
-                .unwrap_or_else(|_| panic!("Found invalid desired result {}", round[1]));
-
-            (enemy_shape, desired_result)
-        })
-        .collect::<Vec<_>>()
-}
-
 pub fn main() {
-    part_1(&parse_input_part_1());
-    part_2(&parse_input_part_2());
+    part_1(INPUT);
+    part_2(INPUT);
 }

rust/src/day02/part_1.rs

@@ -1,14 +1,42 @@
+use std::str::FromStr;
+
 use crate::Shape;
 
-pub(crate) fn part_1(input: &[[Shape; 2]]) -> u64 {
-    let final_score = input.iter().fold(0u64, |acc, [enemy, mine]| {
+pub(crate) fn part_1(input: &'static str) -> u64 {
+    let parsed_input = parse_input(input);
+    let final_score = parsed_input.iter().fold(0u64, |acc, [enemy, mine]| {
         acc + u64::from(&mine.play_against(enemy)) + u64::from(mine)
     });
     println!("Part 1: {final_score}");
     final_score
 }
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_1(&crate::parse_input_part_1()), 13221);
+pub(crate) fn parse_input(input: &'static str) -> Vec<[Shape; 2]> {
+    input
+        .lines()
+        .map(|round_string| {
+            let round = round_string
+                .split(' ')
+                .map(|play| {
+                    assert_eq!(play.len(), 1, "play: {play}");
+                    Shape::from_str(play).unwrap_or_else(|_| panic!("Found invalid play {play}"))
+                })
+                .take(2)
+                .collect::<Vec<_>>();
+            [round[0], round[1]]
+        })
+        .collect::<Vec<_>>()
+}
+
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_1(crate::INPUT), 13221);
+    }
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_1(SAMPLE_INPUT), 15);
+    }
 }

rust/src/day02/part_2.rs

@@ -1,6 +1,9 @@
+use std::str::FromStr;
+
 use crate::{GameResult, Shape};
 
-pub(crate) fn part_2(input: &[(Shape, GameResult)]) -> u64 {
+pub(crate) fn part_2(input: &'static str) -> u64 {
+    let input = parse_input(input);
     let final_score = input
         .iter()
         .fold(0u64, |acc, (enemy_play, desired_result)| {
@@ -11,7 +14,35 @@ pub(crate) fn part_2(input: &[(Shape, GameResult)]) -> u64 {
     final_score
 }
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_2(&crate::parse_input_part_2()), 13131);
+fn parse_input(input: &'static str) -> Vec<(Shape, GameResult)> {
+    input
+        .lines()
+        .map(|round_string| {
+            let round = round_string.split(' ').take(2).collect::<Vec<_>>();
+            assert_eq!(round.len(), 2);
+            assert_eq!(round[0].len(), 1);
+            assert_eq!(round[1].len(), 1);
+            let enemy_shape = Shape::from_str(round[0])
+                .unwrap_or_else(|_| panic!("Found invalid play {}", round[0]));
+            let desired_result = GameResult::from_str(round[1])
+                .unwrap_or_else(|_| panic!("Found invalid desired result {}", round[1]));
+
+            (enemy_shape, desired_result)
+        })
+        .collect::<Vec<_>>()
+}
+
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_2(crate::INPUT), 13131);
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_2(SAMPLE_INPUT), 12);
+    }
 }

rust/src/day02/sample_input.txt

@@ -0,0 +1,3 @@
+A Y
+B X
+C Z

rust/src/day03/part_1.rs

@@ -36,7 +36,17 @@ pub(crate) fn part_1(input: &'static str) -> u64 {
     running_sum
 }
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_1(crate::INPUT), 7742);
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(crate::part_1(crate::INPUT), 7742);
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(crate::part_1(SAMPLE_INPUT), 157);
+    }
 }

rust/src/day03/part_2.rs

@@ -23,7 +23,17 @@ pub(crate) fn part_2(input: &'static str) -> u64 {
     running_sum
 }
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_2(crate::INPUT), 2276);
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_2(crate::INPUT), 2276);
+    }
+
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_2(SAMPLE_INPUT), 70);
+    }
 }

rust/src/day03/sample_input.txt

@@ -0,0 +1,6 @@
+vJrwpWtwJgWrhcsFMMfFFhFp
+jqHRNqRjqzjGDLGLrsFMfFZSrLrFZsSL
+PmmdzqPrVvPwwTWBwg
+wMqvLMZHhHMvwLHjbvcjnnSBnvTQFn
+ttgJtRGJQctTZtZT
+CrZsJsPPZsGzwwsLwLmpwMDw

rust/src/day04/main.rs

@@ -5,8 +5,8 @@ use part_1::part_1;
 mod part_2;
 use part_2::part_2;
 
-fn parse_input() -> Vec<[[u32; 2]; 2]> {
-    INPUT
+fn parse_input(input: &'static str) -> Vec<[[u32; 2]; 2]> {
+    input
         .lines()
         .map(|line| {
             let pairs = line
@@ -29,6 +29,7 @@ fn parse_input() -> Vec<[[u32; 2]; 2]> {
 }
 
 pub fn main() {
-    part_1(&parse_input());
-    part_2(&parse_input());
+    let input = parse_input(INPUT);
+    part_1(&input);
+    part_2(&input);
 }

rust/src/day04/part_1.rs

@@ -18,37 +18,48 @@ pub(crate) fn part_1(input: &[[[u32; 2]; 2]]) -> usize {
     times_contained
 }
 
-#[test]
-fn test_containment() {
-    for num in 0..=1024u32 {
-        assert!(sections_contain_each_other([[num, num], [num, num]]));
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_1(&crate::parse_input(crate::INPUT)), 584);
     }
 
-    for num_a in 0..=1024u32 {
-        for num_b in num_a..=1024u32 {
-            assert!(sections_contain_each_other([
-                [num_a, num_b],
-                [num_b, num_b]
-            ]));
-            assert!(sections_contain_each_other([
-                [num_a, num_b],
-                [num_a, num_b]
-            ]));
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_1(&crate::parse_input(SAMPLE_INPUT)), 2);
+    }
+
+    #[test]
+    #[ignore = "Sanity check test"]
+    fn test_containment() {
+        for num in 0..=1024u32 {
+            assert!(super::sections_contain_each_other([[num, num], [num, num]]));
         }
-    }
 
-    for num_a in 0..=1024u32 {
-        for num_b in num_a + 1u32..=num_a + 1024u32 {
-            assert!(!sections_contain_each_other([
-                [num_a, num_a],
-                [num_b, num_b]
-            ]));
+        for num_a in 0..=1024u32 {
+            for num_b in num_a..=1024u32 {
+                assert!(super::sections_contain_each_other([
+                    [num_a, num_b],
+                    [num_b, num_b]
+                ]));
+                assert!(super::sections_contain_each_other([
+                    [num_a, num_b],
+                    [num_a, num_b]
+                ]));
+            }
         }
-    }
-    assert!(!sections_contain_each_other([[1, 3], [3, 83]]));
-}
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_1(&crate::parse_input()), 584);
+        for num_a in 0..=1024u32 {
+            for num_b in num_a + 1u32..=num_a + 1024u32 {
+                assert!(!super::sections_contain_each_other([
+                    [num_a, num_a],
+                    [num_b, num_b]
+                ]));
+            }
+        }
+        assert!(!super::sections_contain_each_other([[1, 3], [3, 83]]));
+    }
 }

rust/src/day04/part_2.rs

@@ -18,32 +18,43 @@ pub(crate) fn part_2(input: &[[[u32; 2]; 2]]) -> usize {
     times_overlapped
 }
 
-#[test]
-fn test_overlap() {
-    for num in 0..=1024u32 {
-        assert!(sections_overlap([[num, num], [num, num]]));
+#[cfg(test)]
+mod tests {
+    const SAMPLE_INPUT: &str = include_str!("sample_input.txt");
+
+    #[test]
+    fn test_with_solution() {
+        assert_eq!(super::part_2(&crate::parse_input(crate::INPUT)), 933);
     }
 
-    for num_a in 0..=1024u32 {
-        for num_b in num_a..=1024u32 {
-            assert!(
-                sections_overlap([[num_a, num_b], [num_b, num_b]]),
-                "{:?}",
-                [[num_a, num_b], [num_b, num_b]]
-            );
-            assert!(sections_overlap([[num_a, num_b], [num_a, num_b]]));
+    #[test]
+    fn test_with_sample_solution() {
+        assert_eq!(super::part_2(&crate::parse_input(SAMPLE_INPUT)), 4);
+    }
+
+    #[test]
+    #[ignore = "Sanity check test"]
+    fn test_overlap() {
+        for num in 0..=1024u32 {
+            assert!(super::sections_overlap([[num, num], [num, num]]));
         }
-    }
 
-    for num_a in 0..=1024u32 {
-        for num_b in num_a + 1u32..=num_a + 1024u32 {
-            assert!(!sections_overlap([[num_a, num_a], [num_b, num_b]]));
+        for num_a in 0..=1024u32 {
+            for num_b in num_a..=1024u32 {
+                assert!(
+                    super::sections_overlap([[num_a, num_b], [num_b, num_b]]),
+                    "{:?}",
+                    [[num_a, num_b], [num_b, num_b]]
+                );
+                assert!(super::sections_overlap([[num_a, num_b], [num_a, num_b]]));
+            }
         }
-    }
-    assert!(sections_overlap([[1, 3], [3, 83]]));
-}
 
-#[test]
-fn test_with_solution() {
-    assert_eq!(part_2(&crate::parse_input()), 933);
+        for num_a in 0..=1024u32 {
+            for num_b in num_a + 1u32..=num_a + 1024u32 {
+                assert!(!super::sections_overlap([[num_a, num_a], [num_b, num_b]]));
+            }
+        }
+        assert!(super::sections_overlap([[1, 3], [3, 83]]));
+    }
 }

rust/src/day04/sample_input.txt

@@ -0,0 +1,6 @@
+2-4,6-8
+2-3,4-5
+5-7,7-9
+2-8,3-7
+6-6,4-6
+2-6,4-8