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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-2904.rs | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-2904.rs b/src/test/ui/issues/issue-2904.rs new file mode 100644 index 000000000..73aa78f09 --- /dev/null +++ b/src/test/ui/issues/issue-2904.rs @@ -0,0 +1,79 @@ +// build-pass +#![allow(unused_must_use)] +#![allow(dead_code)] +#![allow(unused_mut)] +#![allow(non_camel_case_types)] + +// Map representation + +use std::fmt; +use std::io::prelude::*; +use square::{bot, wall, rock, lambda, closed_lift, open_lift, earth, empty}; + +enum square { + bot, + wall, + rock, + lambda, + closed_lift, + open_lift, + earth, + empty +} + +impl fmt::Debug for square { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + write!(f, "{}", match *self { + bot => { "R".to_string() } + wall => { "#".to_string() } + rock => { "*".to_string() } + lambda => { "\\".to_string() } + closed_lift => { "L".to_string() } + open_lift => { "O".to_string() } + earth => { ".".to_string() } + empty => { " ".to_string() } + }) + } +} + +fn square_from_char(c: char) -> square { + match c { + 'R' => { bot } + '#' => { wall } + '*' => { rock } + '\\' => { lambda } + 'L' => { closed_lift } + 'O' => { open_lift } + '.' => { earth } + ' ' => { empty } + _ => { + println!("invalid square: {}", c); + panic!() + } + } +} + +fn read_board_grid<rdr:'static + Read>(mut input: rdr) + -> Vec<Vec<square>> { + let mut input: &mut dyn Read = &mut input; + let mut grid = Vec::new(); + let mut line = [0; 10]; + input.read(&mut line); + let mut row = Vec::new(); + for c in &line { + row.push(square_from_char(*c as char)) + } + grid.push(row); + let width = grid[0].len(); + for row in &grid { assert_eq!(row.len(), width) } + grid +} + +mod test { + #[test] + pub fn trivial_to_string() { + assert_eq!(lambda.to_string(), "\\") + } +} + +pub fn main() {} |