Test fixes

core/src/io/anuke/mindustry/ai/BlockIndexer.java

@@ -261,6 +261,8 @@ public class BlockIndexer{
     }
 
     private void updateQuadrant(Tile tile){
+        if(structQuadrants == null) return;
+
         //this quadrant is now 'dirty', re-scan the whole thing
         int quadrantX = tile.x / structQuadrantSize;
         int quadrantY = tile.y / structQuadrantSize;

core/src/io/anuke/mindustry/ai/Pathfinder.java

@@ -90,7 +90,7 @@ public class Pathfinder{
      * This only occurs for active teams.*/
     private void update(Tile tile, Team team){
         //make sure team exists
-        if(paths[team.ordinal()] != null && paths[team.ordinal()].weights != null){
+        if(paths != null && paths[team.ordinal()] != null && paths[team.ordinal()].weights != null){
             PathData path = paths[team.ordinal()];
 
             //impassable tiles have a weight of float.max

core/src/io/anuke/mindustry/ai/WaveSpawner.java

@@ -5,8 +5,7 @@ import io.anuke.arc.collection.Array;
 import io.anuke.arc.collection.IntArray;
 import io.anuke.arc.math.Angles;
 import io.anuke.arc.math.Mathf;
-import io.anuke.arc.util.Time;
-import io.anuke.arc.util.Tmp;
+import io.anuke.arc.util.*;
 import io.anuke.mindustry.content.Blocks;
 import io.anuke.mindustry.content.Fx;
 import io.anuke.mindustry.entities.Damage;
@@ -120,11 +119,13 @@ public class WaveSpawner{
 
         for(int x = 0; x < world.width(); x++){
             for(int y = 0; y < world.height(); y++){
+
                 if(world.tile(x, y).block() == Blocks.spawn){
                     addSpawns(x, y);
 
                     //hide spawnpoints, they have served their purpose
                     world.tile(x, y).setBlock(Blocks.air);
+                    Log.info("Add spawn "+ x + " " + y);
                 }
             }
         }