Update Composer, update everything

vendor/psy/psysh/test/CodeCleaner/CallTimePassByReferencePassTest.php

@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2018 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\Test\CodeCleaner;
+
+use Psy\CodeCleaner\CallTimePassByReferencePass;
+
+class CallTimePassByReferencePassTest extends CodeCleanerTestCase
+{
+    public function setUp()
+    {
+        $this->setPass(new CallTimePassByReferencePass());
+    }
+
+    /**
+     * @dataProvider invalidStatements
+     * @expectedException \Psy\Exception\FatalErrorException
+     */
+    public function testProcessStatementFails($code)
+    {
+        $this->parseAndTraverse($code);
+    }
+
+    public function invalidStatements()
+    {
+        return [
+            ['f(&$arg)'],
+            ['$object->method($first, &$arg)'],
+            ['$closure($first, &$arg, $last)'],
+            ['A::b(&$arg)'],
+        ];
+    }
+
+    /**
+     * @dataProvider validStatements
+     */
+    public function testProcessStatementPasses($code)
+    {
+        $this->parseAndTraverse($code);
+        $this->assertTrue(true);
+    }
+
+    public function validStatements()
+    {
+        return [
+            ['array(&$var)'],
+            ['$a = &$b'],
+            ['f(array(&$b))'],
+        ];
+    }
+}