lab_can_move direction N WALL above

src/main/c/labyrinth.c

@@ -56,7 +56,7 @@ void init_field(Field_State** field, unsigned short len_x, unsigned short len_y)
 }
 
 short lab_can_move(Field_State** field, unsigned short x, unsigned short y, Direction direction, unsigned short len_x, unsigned short len_y){
-
+	
     lab_move(&x, &y, direction);
     if (x >= len_x){
         return 1;
@@ -64,6 +64,9 @@ short lab_can_move(Field_State** field, unsigned short x, unsigned short y, Dire
 	if (y >= len_y){
 		return 1;
 	}
+    if (direction == N && field[x][y] == WALL){
+        return 1;
+    }
 
     return 0;
 }

src/test/c/test_labyrinth.c

@@ -475,6 +475,40 @@ void test_lab_can_move_at_0_0_direction_W_target_undefined_expected_1(void)
     free(field);
 }
 
+void test_lab_can_move_at_1_1_direction_N_target_WALL_expected_1(void)
+{
+    /* arrange */
+	unsigned short x = 1;
+	unsigned short y = 1;
+	unsigned short x_target = 0;
+	unsigned short y_target = 1;
+	Direction direction = N;
+	short expected = 1;
+	short actual;
+	
+	unsigned short len_x = 3, len_y = 3;
+    Field_State **field;
+
+    field = malloc(len_x * sizeof *field);
+    for (int c_index = 0; c_index < len_x; c_index++){
+        field[c_index] = malloc(len_y * sizeof field[c_index]);
+    }
+	field[x_target][y_target] = WALL;
+
+    /* act */
+    actual = lab_can_move(field, x, y, direction, len_x, len_y);
+
+    /* assert */
+	TEST_ASSERT_EQUAL_INT8(expected, actual);
+
+    for (int c_index = 0; c_index < len_x; c_index++)
+    {
+        free(field[c_index]);
+    }
+    free(field);
+}
+
+