Changed arrays to use {} when converted to string; added tests

src/CBot/CBotVar/CBotVarClass.cpp

@@ -343,10 +343,12 @@ std::string CBotVarClass::GetValString()
                 res += " (";
             }
         }
+
+        res += " )";
     }
     else
     {
-        res = "( ";
+        res = "{ ";
 
         CBotVar*    pv = m_pVar;
         while ( pv != nullptr )
@@ -355,9 +357,10 @@ std::string CBotVarClass::GetValString()
             if ( pv->GetNext() != nullptr ) res += ", ";
             pv = pv->GetNext();
         }
+
+        res += " }";
     }
 
-    res += " )";
     return    res;
 }
 

test/unit/CBot/CBot_test.cpp

@@ -485,6 +485,30 @@ TEST_F(CBotUT, VarImplicitCast)
     );
 }
 
+TEST_F(CBotUT, ToString)
+{
+    ExecuteTest(
+        "extern void ArrayToString()\n"
+        "{\n"
+        "    int[] array = {2, 4, 6};\n"
+        "    string arrayStr = \"\"+array;\n"
+        "    ASSERT(arrayStr == \"{ 2, 4, 6 }\");\n"
+        "}\n"
+    );
+
+    ExecuteTest(
+        "public class Test { int a = 1337; }\n"
+        "extern void ClassToString()\n"
+        "{\n"
+        "    Test test();\n"
+        "    string testStr = \"\"+test;\n"
+        "    ASSERT(testStr == \"Pointer to Test( a=1337 )\");\n"
+        "}\n"
+    );
+
+    // TODO: IntrinsicClassToString ? (e.g. point)
+}
+
 TEST_F(CBotUT, Arrays)
 {
     ExecuteTest(