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use steam_powered_wyrm::json;
use steam_powered_wyrm::game::*;
use steam_powered_wyrm::command::{Command, Action};
use steam_powered_wyrm::geometry::*;
use std::path::Path;
use std::fs::File;
use std::io::prelude::*;
#[test]
fn simulates_the_same_match() {
let replays = Path::new("tests/replays/");
for replay in replays.read_dir().expect("read_dir failed") {
let replay = replay.expect("error on replay").path();
let mut game_board = GameBoard::new(
json::read_state_from_json_file(&replay.join(Path::new("A-init.json"))).expect("Failed to read initial state")
);
let player_csv = read_file_lines(&replay.join(Path::new("A-log.csv")), 1);
let opponent_csv = read_file_lines(&replay.join(Path::new("B-log.csv")), 1);
for round in 0..player_csv.len() {
println!("Testing round {}", round);
let player = split_csv(&player_csv[round]);
let opponent = split_csv(&opponent_csv[round]);
assert_eq!(round + 1, player[0].parse::<usize>().expect(&format!("Invalid player input on round {}", round)));
assert_eq!(round + 1, opponent[0].parse::<usize>().expect(&format!("Invalid opponent input on round {}", round)));
// active worm id field in CSV refers to the worm of the
// move. The rest of the state refers to after the move
// has happened.
assert_eq!(player[3].parse::<i32>().unwrap(), game_board.players[0].worms[game_board.players[0].active_worm].id, "Active worm is incorrect for player 0");
assert_eq!(opponent[3].parse::<i32>().unwrap(), game_board.players[1].worms[game_board.players[1].active_worm].id, "Active worm is incorrect for player 1");
if round != 0 {
let player_move = read_move(&player);
let opponent_move = read_move(&opponent);
let _ = game_board.simulate([player_move, opponent_move]);
}
for player_index in 0..2 {
let csv_row = match player_index {
0 => &player,
_ => &opponent
};
assert_eq!(csv_row[4].parse::<i32>().unwrap(), game_board.players[player_index].score(), "Score is incorrect for player {}, Row: {:?}", player_index, csv_row);
for worm_index in 0..3 {
let worm_id = worm_index as i32 + 1;
match game_board.players[player_index].find_worm(worm_id) {
Some(worm) => {
assert_eq!(csv_row[6 + worm_index * 3].parse::<i32>().unwrap(), worm.health, "Worm health is incorrect for worm {} on player {}, Row: {:?}", worm_id, player_index, csv_row);
assert_eq!(csv_row[7 + worm_index * 3].parse::<i8>().unwrap(), worm.position.x, "Worm x is incorrect for worm {} on player {}, Row: {:?}", worm_id, player_index, csv_row);
assert_eq!(csv_row[8 + worm_index * 3].parse::<i8>().unwrap(), worm.position.y, "Worm y is incorrect for worm {} on player {}, Row: {:?}", worm_id, player_index, csv_row);
},
None => {
// If the worms don't appear in my state, they should be dead
assert!(csv_row[6 + worm_index * 3].parse::<i32>().unwrap() <= 0, "Worm is not actually dead");
}
}
}
}
}
}
}
fn read_file_lines(path: &Path, skip: usize) -> Vec<String> {
let mut file = File::open(path).unwrap();
let mut contents = String::new();
file.read_to_string(&mut contents).unwrap();
contents.split("\n").skip(skip).map(String::from).filter(|s| !s.is_empty()).collect()
}
fn split_csv(input: &str) -> Vec<String> {
let mut result = Vec::new();
let mut next = Vec::new();
let mut quoted = false;
for c in input.chars() {
match c {
'"' => {
quoted = !quoted;
},
',' if !quoted => {
result.push(next.iter().collect());
next = Vec::new();
},
c => {
next.push(c);
}
}
}
result.push(next.iter().collect());
result
}
fn read_move(csv_line: &[String]) -> Command {
match csv_line[1].as_ref() {
"move" => {
let (x, y) = read_xy_pair(&csv_line[2]);
Command::new(Action::Move(Point2d::new(x, y)))
},
"dig" => {
let (x, y) = read_xy_pair(&csv_line[2]);
Command::new(Action::Dig(Point2d::new(x, y)))
},
"nothing" => {
Command::new(Action::DoNothing)
},
"shoot" => {
use steam_powered_wyrm::geometry::Direction::*;
let dir = match csv_line[2].as_ref() {
"shoot N" => North,
"shoot NE" => NorthEast,
"shoot E" => East,
"shoot SE" => SouthEast,
"shoot S" => South,
"shoot SW" => SouthWest,
"shoot W" => West,
"shoot NW" => NorthWest,
_ => panic!("Unknown shoot direction: {}", csv_line[2])
};
Command::new(Action::Shoot(dir))
},
// TODO: Parsing of new commands
x => {
panic!("Unknown command {}", x);
}
}
}
fn read_xy_pair(input: &str) -> (i8, i8) {
let mut char_iter = input.chars();
let _ = char_iter.by_ref().take_while(|c| *c != '(').collect::<String>();
let x = char_iter.by_ref().take_while(|c| *c != ',').collect::<String>().trim().parse::<i8>().unwrap();
let y = char_iter.by_ref().take_while(|c| *c != ')').collect::<String>().trim().parse::<i8>().unwrap();
(x, y)
}
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