Make expectation in compare_board_and_check_no_solution_case more flexible

cspuz_solver_backend/src/puzzle/fillomino.rs

@@ -101,13 +101,13 @@ pub fn solve(url: &str) -> Result<Board, &'static str> {
 mod tests {
     use super::solve;
     use crate::board::*;
-    use crate::compare_board;
+    use crate::compare_board_and_check_no_solution_case;
     use crate::uniqueness::Uniqueness;
 
     #[test]
     #[rustfmt::skip]
     fn test_solve() {
-        compare_board!(
+        compare_board_and_check_no_solution_case!(
             solve("https://puzz.link/p?fillomino/5/5/g1k34g2h5h4n"),
             Board {
                 kind: BoardKind::OuterGrid,

cspuz_solver_backend/src/testing.rs

@@ -57,7 +57,11 @@ macro_rules! compare_board_and_check_no_solution_case {
         }
         let actual = actual.unwrap();
         let expected_no_solution = $crate::testing::expectation_no_solution(&$expected);
-        assert_eq!(actual, expected_no_solution);
+        if actual != expected_no_solution {
+            let expected_no_solution_wall_color_changed =
+                $crate::testing::expectation_no_solution_wall_color_changed(&$expected);
+            assert_eq!(actual, expected_no_solution_wall_color_changed);
+        }
     };
 }
 
@@ -174,6 +178,30 @@ pub fn expectation_no_solution(board: &Board) -> Board {
     }
 }
 
+pub fn expectation_no_solution_wall_color_changed(board: &Board) -> Board {
+    let mut new_data = vec![];
+    for item in &board.data {
+        if item.color != "green" {
+            new_data.push(item.clone());
+        } else {
+            if item.kind == ItemKind::BoldWall {
+                let mut new_item = item.clone();
+                new_item.kind = ItemKind::Wall;
+                new_item.color = "#cccccc";
+                new_data.push(new_item);
+            }
+        }
+    }
+
+    Board {
+        kind: board.kind,
+        height: board.height,
+        width: board.width,
+        data: new_data,
+        uniqueness: Uniqueness::NoAnswer,
+    }
+}
+
 fn add_indent(s: &str, indent: &str) -> String {
     s.lines()
         .map(|line| format!("{}{}", indent, line))