symfony
diff --git a/‎Adapter/ApcuAdapter.php
Lines changed: 8 additions & 1 deletion b/‎Adapter/ApcuAdapter.php
Lines changed: 8 additions & 1 deletion
diff --git a/‎Tests/Adapter/AdapterTestCase.php
Lines changed: 9 additions & 0 deletions b/‎Tests/Adapter/AdapterTestCase.php
Lines changed: 9 additions & 0 deletions
@@ -60,7 +60,14 @@ protected function doFetch(array $ids)
         $unserializeCallbackHandler = ini_set('unserialize_callback_func', __CLASS__.'::handleUnserializeCallback');
         try {
             $values = [];
-            foreach (apcu_fetch($ids, $ok) ?: [] as $k => $v) {
+            $ids = array_flip($ids);
+            foreach (apcu_fetch(array_keys($ids), $ok) ?: [] as $k => $v) {
+                if (!isset($ids[$k])) {
+                    // work around https://github.com/krakjoe/apcu/issues/247
+                    $k = key($ids);
+                }
+                unset($ids[$k]);
+
                 if (null !== $v || $ok) {
                     $values[$k] = null !== $this->marshaller ? $this->marshaller->unmarshall($v) : $v;
                 }
 
@@ -306,6 +306,15 @@ public function testWeirdDataMatchingMetadataWrappedValues()
 
         $this->assertTrue($cache->hasItem('foobar'));
     }
+
+    public function testNullByteInKey()
+    {
+        $cache = $this->createCachePool(0, __FUNCTION__);
+
+        $cache->save($cache->getItem("a\0b")->set(123));
+
+        $this->assertSame(123, $cache->getItem("a\0b")->get());
+    }
 }
 
 class NotUnserializable
Original file line number	Diff line number	Diff line change
`@@ -306,6 +306,15 @@ public function testWeirdDataMatchingMetadataWrappedValues()`
`306`	`306`
`307`	`307`	`$this->assertTrue($cache->hasItem('foobar'));`
`308`	`308`	`}`
	`309`	`+`
	`310`	`+ public function testNullByteInKey()`
	`311`	`+ {`
	`312`	`+ $cache = $this->createCachePool(0, __FUNCTION__);`
	`313`	`+`
	`314`	`+ $cache->save($cache->getItem("a\0b")->set(123));`
	`315`	`+`
	`316`	`+ $this->assertSame(123, $cache->getItem("a\0b")->get());`
	`317`	`+ }`
`309`	`318`	`}`
`310`	`319`
`311`	`320`	`class NotUnserializable`