parse_games()

src/main.rs

@@ -16,6 +16,7 @@ fn read_lines(filename: &str) -> Vec<String> {
 
     for line in read_to_string(filename).unwrap().lines() {
         result.push(line.to_string())
+        // result.push(line);
     }
 
     result
@@ -87,31 +88,27 @@ fn parse_game(line: &str) -> Game {
     game
 }
 
-// fn parse_games(lines: Vec<String>) -> Vec<Game> {
-//     let mut games: Vec<Game> = Vec::new();
-//     for line in lines {
-//         let l: &str = line.as_str();
-//         let game: Game = parse_game(l);
-//         games.push(game);
-//     }
-//     games
-// }
+fn parse_games(lines: Vec<String>) -> Vec<Game> {
+    let mut games: Vec<Game> = Vec::new();
+    for line in lines {
+        let line: &str = line.as_str();
+        let game: Game = parse_game(line);
+        games.push(game);
+    }
+    games
+}
 
 fn main() {
     let lines: Vec<String> = read_lines("input.txt");
 
-    // let _games: Vec<Game> = parse_games(lines);
-
-    // let _max_red: i32 = 12;
-    // let _max_green: i32 = 13;
-    // let _max_blue: i32 = 14;
+    let games: Vec<Game> = parse_games(lines);
 
     // println!("hallo world");
 }
 
 #[cfg(test)]
 mod tests {
-    use crate::{parse_game, parse_reveal, parse_reveals, Game};
+    use crate::{parse_game, parse_games, parse_reveal, parse_reveals, Game};
 
     #[test]
     fn test_parse_reveal_1() {
@@ -205,4 +202,24 @@ mod tests {
         assert_eq!(game.reveals[2].blue, 0);
         assert_eq!(game.reveals[2].green, 0);
     }
+
+    #[test]
+    fn test_parse_games() {
+        // arrange
+        let mut v: Vec<String> = Vec::new();
+        v.push(String::from("Game 1: 1 green, 4 blue; 1 blue, 2 green, 1 red; 1 red, 1 green, 2 blue; 1 green, 1 red; 1 green; 1 green, 1 blue, 1 red"));
+        v.push(String::from("Game 2: 2 blue, 2 red, 6 green; 1 red, 6 green, 7 blue; 10 green, 8 blue, 1 red; 2 green, 18 blue, 2 red; 14 blue, 3 green, 1 red; 8 green, 1 red, 9 blue"));
+        v.push(String::from(
+            "Game 3: 6 green, 5 blue, 9 red; 4 blue, 1 green, 13 red; 9 green, 14 red, 1 blue",
+        ));
+
+        // act
+        let game: Vec<Game> = parse_games(v);
+
+        // assert
+        assert_eq!(game.len(), 3);
+        assert_eq!(game[0].id, 1);
+        assert_eq!(game[1].id, 2);
+        assert_eq!(game[2].id, 3);
+    }
 }