added acceptence test for datetime

Author: transistive

src/ParameterHelper.php

@@ -17,12 +17,14 @@
 use Bolt\structures\Duration;
 use Bolt\structures\IStructure;
 use function count;
+use const DATE_ATOM;
 use function date_default_timezone_get;
 use DateInterval;
 use DateTimeInterface;
 use DateTimeZone;
 use function get_debug_type;
 use function gettype;
+use function gmdate;
 use InvalidArgumentException;
 use function is_array;
 use function is_int;
@@ -228,7 +230,7 @@ private static function convertTemporalTypes($value, bool $boltDriver): ?IStruct
             if ($value instanceof DateTimeInterface) {
                 $tz = $value->getTimezone();
                 /** @var DateTimeInterface $gm */
-                $gm = gmdate('now');
+                $gm = new \DateTime(gmdate(DATE_ATOM));
                 if ($tz) {
                     $tz = $tz->getOffset($gm);
                 } else {

tests/Unit/ParameterHelperTest.php

@@ -13,6 +13,8 @@
 
 namespace Laudis\Neo4j\Tests\Unit;
 
+use DateTime;
+use DateTimeZone;
 use InvalidArgumentException;
 use Iterator;
 use Laudis\Neo4j\ParameterHelper;
@@ -151,4 +153,13 @@ public function testInvalidType(): void
         $this->expectExceptionMessage('Cannot format parameter of type: stdClass to work with Neo4J');
         ParameterHelper::asParameter(new stdClass());
     }
+
+    public function testDateTime(): void
+    {
+        $date = ParameterHelper::asParameter(new DateTime('now', new DateTimeZone('Europe/Brussels')), true);
+
+        self::assertInstanceOf(\Bolt\structures\DateTime::class, $date);
+        self::assertLessThanOrEqual(2 * 60 * 60, $date->tz_offset_seconds());
+        self::assertGreaterThanOrEqual(60 * 60, $date->tz_offset_seconds());
+    }
 }