--- /dev/null
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2017 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 PhpParser\NodeTraverser;
+use Psy\CodeCleaner\PassableByReferencePass;
+
+class PassableByReferencePassTest extends CodeCleanerTestCase
+{
+ public function setUp()
+ {
+ $this->pass = new PassableByReferencePass();
+ $this->traverser = new NodeTraverser();
+ $this->traverser->addVisitor($this->pass);
+ }
+
+ /**
+ * @dataProvider invalidStatements
+ * @expectedException \Psy\Exception\FatalErrorException
+ */
+ public function testProcessStatementFails($code)
+ {
+ $stmts = $this->parse($code);
+ $this->traverser->traverse($stmts);
+ }
+
+ public function invalidStatements()
+ {
+ return array(
+ array('array_pop(array())'),
+ array('array_pop(array($foo))'),
+ array('array_shift(array())'),
+ );
+ }
+
+ /**
+ * @dataProvider validStatements
+ */
+ public function testProcessStatementPasses($code)
+ {
+ $stmts = $this->parse($code);
+ $this->traverser->traverse($stmts);
+ }
+
+ public function validStatements()
+ {
+ return array(
+ array('array_pop(json_decode("[]"))'),
+ array('array_pop($foo)'),
+ array('array_pop($foo->bar)'),
+ array('array_pop($foo::baz)'),
+ array('array_pop(Foo::qux)'),
+ );
+ }
+
+ /**
+ * @dataProvider validArrayMultisort
+ */
+ public function testArrayMultisort($code)
+ {
+ $stmts = $this->parse($code);
+ $this->traverser->traverse($stmts);
+ }
+
+ public function validArrayMultisort()
+ {
+ return array(
+ array('array_multisort($a)'),
+ array('array_multisort($a, $b)'),
+ array('array_multisort($a, SORT_NATURAL, $b)'),
+ array('array_multisort($a, SORT_NATURAL | SORT_FLAG_CASE, $b)'),
+ array('array_multisort($a, SORT_ASC, SORT_NATURAL | SORT_FLAG_CASE, $b)'),
+ array('array_multisort($a, SORT_NATURAL | SORT_FLAG_CASE, SORT_ASC, $b)'),
+ array('array_multisort($a, $b, SORT_ASC, SORT_NATURAL | SORT_FLAG_CASE)'),
+ array('array_multisort($a, SORT_NATURAL | SORT_FLAG_CASE, $b, SORT_ASC, SORT_NATURAL | SORT_FLAG_CASE)'),
+ array('array_multisort($a, 1, $b)'),
+ array('array_multisort($a, 1 + 2, $b)'),
+ array('array_multisort($a, getMultisortFlags(), $b)'),
+ );
+ }
+
+ /**
+ * @dataProvider invalidArrayMultisort
+ * @expectedException \Psy\Exception\FatalErrorException
+ */
+ public function testInvalidArrayMultisort($code)
+ {
+ $stmts = $this->parse($code);
+ $this->traverser->traverse($stmts);
+ }
+
+ public function invalidArrayMultisort()
+ {
+ return array(
+ array('array_multisort(1)'),
+ array('array_multisort(array(1, 2, 3))'),
+ array('array_multisort($a, SORT_NATURAL, SORT_ASC, SORT_NATURAL, $b)'),
+ );
+ }
+}