mempool: minor.

lib/mempool/mempool.js

@@ -1470,15 +1470,16 @@ Mempool.prototype.removeOrphan = function removeOrphan(hash) {
       continue;
 
     j = hashes.indexOf(hash);
-    if (j !== -1)
-      hashes.splice(j, 1);
+
+    if (j === -1)
+      continue;
+
+    hashes.splice(j, 1);
 
     if (hashes.length === 0) {
       delete this.waiting[prev];
       continue;
     }
-
-    this.waiting[prev] = hashes;
   }
 
   delete this.orphans[hash];
@@ -1622,11 +1623,6 @@ Mempool.prototype.fillAllCoins = co(function* fillAllCoins(tx) {
     hash = input.prevout.hash;
     index = input.prevout.index;
 
-    if (this.options.test) {
-      if (input.coin)
-        continue;
-    }
-
     coin = this.getCoin(hash, index);
 
     if (coin) {

test/mempool-test.js

@@ -24,8 +24,7 @@ describe('Mempool', function() {
   mempool = new bcoin.mempool({
     chain: chain,
     name: 'mempool-test',
-    db: 'memory',
-    test: true
+    db: 'memory'
   });
 
   walletdb = new bcoin.walletdb({