--- /dev/null
+<?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\ValidConstantPass;
+
+class ValidConstantPassTest extends CodeCleanerTestCase
+{
+ public function setUp()
+ {
+ $this->setPass(new ValidConstantPass());
+ }
+
+ /**
+ * @dataProvider getInvalidReferences
+ * @expectedException \Psy\Exception\FatalErrorException
+ */
+ public function testProcessInvalidConstantReferences($code)
+ {
+ $this->parseAndTraverse($code);
+ }
+
+ public function getInvalidReferences()
+ {
+ return [
+ ['Foo\BAR'],
+
+ // class constant fetch
+ ['Psy\Test\CodeCleaner\ValidConstantPassTest::FOO'],
+ ['DateTime::BACON'],
+ ];
+ }
+
+ /**
+ * @dataProvider getValidReferences
+ */
+ public function testProcessValidConstantReferences($code)
+ {
+ $this->parseAndTraverse($code);
+ $this->assertTrue(true);
+ }
+
+ public function getValidReferences()
+ {
+ return [
+ ['PHP_EOL'],
+
+ // class constant fetch
+ ['NotAClass::FOO'],
+ ['DateTime::ATOM'],
+ ['$a = new DateTime; $a::ATOM'],
+ ['DateTime::class'],
+ ['$a = new DateTime; $a::class'],
+ ];
+ }
+}