50 lines
1.1 KiB
Rust
50 lines
1.1 KiB
Rust
use marble_machinations::marble_engine::{grid::Grid, Machine};
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fn do_test(steps: usize, input: &[u8], output: &[u8], grid: &str) {
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let mut engine = Machine::new_empty();
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engine.set_grid(Grid::from_ascii(grid));
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engine.set_input(input.to_owned());
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for _ in 0..(steps - 1) {
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engine.step();
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}
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assert_ne!(engine.output(), output, "output arrived early");
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engine.step();
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assert_eq!(engine.output(), output, "expected output");
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}
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fn no_input_test(steps: usize, output: &[u8], grid: &str) {
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do_test(steps, &[], output, grid)
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}
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#[test]
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fn creating_marbles_cause_indirect_claim() {
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no_input_test(3, &[1], " o \n|-*-|\n| 1 |\n-B B-\n I\n");
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}
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#[test]
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fn bug_input_consumed_when_marble_creation_blocked() {
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do_test(
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4,
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&[1, 2, 3],
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&[1, 1],
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"# +-+\nIIo| I\n *+B\nII\n++*\n# #\n",
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);
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}
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#[test]
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fn bug_overlapping_marble_creation_blocks_tile_forever() {
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no_input_test(
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7,
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&[1, 2, 3],
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" I \no 3 o\n2I B+*\n B |1\n |-+\n*-| I\n\nI\n",
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);
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}
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#[test]
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fn bug_equal_comparator_order_lock() {
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no_input_test(
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6,
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&[1, 2, 3, 4],
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"I \n I\n21\n o\nBB|*-++\n|=+ |=-\n |+ BB\n\n 34\n\n I\n I\n",
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);
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}
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