[9.x] Improve test for values method in Collection (#43423)

The values method returns the keys reset to consecutive integers

Author: moharami

tests/Support/SupportCollectionTest.php

@@ -1161,6 +1161,15 @@ public function testValues($collection)
         })->values()->all());
     }
 
+    /**
+     * @dataProvider collectionClassProvider
+     */
+    public function testValuesResetKey($collection)
+    {
+        $data = new $collection([1 => 'a', 2 => 'b', 3 => 'c']);
+        $this->assertEquals([0 => 'a', 1 => 'b', 2 => 'c'], $data->values()->all());
+    }
+
     /**
      * @dataProvider collectionClassProvider
      */