From cf4a385c30c193da6ffda3e2ef40efd98251fcb1 Mon Sep 17 00:00:00 2001
From: Emmanuel Maggion <maggion.emmanuel@gmail.com>
Date: Tue, 16 Jan 2018 20:37:20 +0700
Subject: [PATCH] [5.6] Revert PR that breaks shuffling collection with seed +
 tests (#22813)

* Revert #22807

* Add tests for shuffling collection with seed

* Fix CS
---
 src/Illuminate/Support/Collection.php   |  2 +-
 tests/Support/SupportCollectionTest.php | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/Illuminate/Support/Collection.php b/src/Illuminate/Support/Collection.php
index 7bad468ffde8..757f3593c55d 100644
--- a/src/Illuminate/Support/Collection.php
+++ b/src/Illuminate/Support/Collection.php
@@ -1309,7 +1309,7 @@ public function shuffle($seed = null)
             srand($seed);
 
             usort($items, function () {
-                return random_int(-1, 1);
+                return rand(-1, 1);
             });
         }
 
diff --git a/tests/Support/SupportCollectionTest.php b/tests/Support/SupportCollectionTest.php
index 68704911325e..1327a34aea42 100755
--- a/tests/Support/SupportCollectionTest.php
+++ b/tests/Support/SupportCollectionTest.php
@@ -143,6 +143,16 @@ public function testCollectionIsConstructed()
         $this->assertEmpty($collection->all());
     }
 
+    public function testCollectionShuffleWithSeed()
+    {
+        $collection = new Collection((range(0, 100, 10)));
+
+        $firstRandom = $collection->shuffle(1234);
+        $secondRandom = $collection->shuffle(1234);
+
+        $this->assertEquals($firstRandom, $secondRandom);
+    }
+
     public function testGetArrayableItems()
     {
         $collection = new Collection;