introduced serialisation to results

Author: transistive

src/Types/AbstractCypherSequence.php

@@ -16,10 +16,12 @@
 use function array_key_exists;
 use function array_reverse;
 use ArrayAccess;
+use ArrayIterator;
 use BadMethodCallException;
 use function call_user_func;
 use function count;
 use Countable;
+use function get_object_vars;
 use function implode;
 use const INF;
 use function is_array;
@@ -533,4 +535,16 @@ protected function isStringable($key): bool
     {
         return is_string($key) || is_numeric($key) || (is_object($key) && method_exists($key, '__toString'));
     }
+
+    public function __serialize(): array
+    {
+        $this->preload();
+
+        $tbr = get_object_vars($this);
+        $tbr['generator'] = new ArrayIterator($this->cache);
+        $tbr['currentPosition'] = 0;
+        $tbr['generatorPosition'] = 0;
+
+        return $tbr;
+    }
 }

tests/Integration/SummarizedResultFormatterTest.php

@@ -23,6 +23,8 @@
 use Laudis\Neo4j\Types\CypherList;
 use Laudis\Neo4j\Types\CypherMap;
 use function random_bytes;
+use function serialize;
+use function unserialize;
 
 /**
  * @psalm-import-type OGMTypes from \Laudis\Neo4j\Formatter\OGMFormatter
@@ -82,4 +84,17 @@ public function testGetResults(string $alias): void
         self::assertInstanceOf(CypherMap::class, $first);
         self::assertEquals(1, $first->get('one'));
     }
+
+    /**
+     * @dataProvider connectionAliases
+     */
+    public function testSerialize(string $alias): void
+    {
+        $results = $this->getClient()->run('RETURN 1 AS one', [], $alias);
+
+        $serialise = serialize($results);
+        $resultHasBeenSerialized = unserialize($serialise);
+
+        self::assertEquals($results->toRecursiveArray(), $resultHasBeenSerialized->toRecursiveArray());
+    }
 }