Fixed the bug that made walls not receive the algorithm.

tests/map.cpp

@@ -1,35 +1,34 @@
 #include <catch2/catch_test_macros.hpp>
 #include "map.hpp"
 #include <fmt/core.h>
+#include <nlohmann/json.hpp>
+#include <fstream>
 
 using namespace fmt;
+using namespace nlohmann;
+using std::string;
+
+json load_test_data(const string &fname) {
+  std::ifstream infile(fname);
+  return json::parse(infile);
+}
 
 TEST_CASE("dijkstra algo test", "[map]") {
-  Matrix in_map = {
-   {1, 1, 1, 0},
-    {1, 0, 1, 1},
-    {1, 0, 1, 1},
-    {1, 1, 1, 1},
-  };
-  Matrix walls = {
-    {0, 0, 0, 0},
-    {0, 0, 0, 0},
-    {0, 0, 1, 0},
-    {0, 0, 1, 0},
-  };
-  Matrix expected = {
-    {1, 1, 1, 0},
-     {1, 0, 1, 1},
-     {1, 0, 0, 2},
-     {1, 1, 0, 3},
-  };
+  json data = load_test_data("./tests/dijkstra.json");
 
-  Matrix res = dijkstra_map(in_map, walls);
+  for(auto &test : data) {
+    Matrix in_map = test["input"];
+    Matrix walls = test["walls"];
+    Matrix expected = test["expected"];
+    int limit = test["limit"];
+    Matrix res = dijkstra_map(in_map, walls, limit);
 
-  println("--- EXPECTED:");
-  dump_map(expected);
-  println("--- RESULT:");
-  dump_map(res);
+    if(res != expected) {
+      println("ERROR! ------");
+      dump_map("EXPECTED", expected);
+      dump_map("RESULT", res);
+    }
 
-  REQUIRE(res == expected);
+    REQUIRE(res == expected);
+  }
 }