sl/
debug.rs

1use crate::smoke::get_smoke_particles;
2
3pub fn debug_smoke_state() -> String {
4    let particles = get_smoke_particles();
5
6    let mut output = String::from("\n=== SMOKE STATE ===\n");
7    output.push_str(&format!("Total particles: {}\n", particles.len()));
8
9    for (i, p) in particles.iter().enumerate() {
10        output.push_str(&format!(
11            "  [{}] x={:3} y={:3} pattern={:2} kind={} \n",
12            i, p.x, p.y, p.pattern, p.kind
13        ));
14    }
15
16    output.push_str("==================\n");
17    output
18}
19
20#[cfg(test)]
21mod tests {
22
23    #[test]
24    fn test_smoke_patterns() {
25        // Verify all 16 patterns are defined
26        let patterns = vec![
27            "(   )", "(    )", "(    )", "(   )", "(  )", "(  )", "( )", "( )", "()", "()", "O",
28            "O", "O", "O", "O", " ",
29        ];
30
31        assert_eq!(patterns.len(), 16, "Must have 16 smoke patterns");
32    }
33
34    #[test]
35    fn test_dy_dx_arrays() {
36        let dy = vec![2, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
37        let dx = vec![-2, -1, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3];
38
39        assert_eq!(dy.len(), 16, "DY array must have 16 elements");
40        assert_eq!(dx.len(), 16, "DX array must have 16 elements");
41
42        // Verify expected C version values
43        assert_eq!(dy[0], 2, "dy[0] should be 2 (expand upward)");
44        assert_eq!(dx[0], -2, "dx[0] should be -2 (leftward)");
45        assert_eq!(dy[4], 0, "dy[4] should be 0 (contract stops moving up)");
46        assert_eq!(dx[14], 3, "dx[14] should be 3 (rightward at end)");
47    }
48
49    #[test]
50    fn test_eraser_patterns() {
51        let erasers = vec![
52            "     ", "      ", "      ", "     ", "    ", "    ", "   ", "   ", "  ", "  ", " ",
53            " ", " ", " ", " ", " ",
54        ];
55
56        assert_eq!(erasers.len(), 16, "Must have 16 eraser patterns");
57    }
58}
sl/debug.rs

sl/
debug.rs
