--- /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\Reflection;
+
+use Psy\Reflection\ReflectionLanguageConstruct;
+
+class ReflectionLanguageConstructTest extends \PHPUnit\Framework\TestCase
+{
+ /**
+ * @dataProvider languageConstructs
+ */
+ public function testConstruction($keyword)
+ {
+ $refl = new ReflectionLanguageConstruct($keyword);
+ $this->assertEquals($keyword, $refl->getName());
+ $this->assertEquals($keyword, (string) $refl);
+ }
+
+ /**
+ * @dataProvider languageConstructs
+ */
+ public function testKnownLanguageConstructs($keyword)
+ {
+ $this->assertTrue(ReflectionLanguageConstruct::isLanguageConstruct($keyword));
+ }
+
+ /**
+ * @dataProvider languageConstructs
+ */
+ public function testFileName($keyword)
+ {
+ $refl = new ReflectionLanguageConstruct($keyword);
+ $this->assertFalse($refl->getFileName());
+ }
+
+ /**
+ * @dataProvider languageConstructs
+ */
+ public function testReturnsReference($keyword)
+ {
+ $refl = new ReflectionLanguageConstruct($keyword);
+ $this->assertFalse($refl->returnsReference());
+ }
+
+ /**
+ * @dataProvider languageConstructs
+ */
+ public function testGetParameters($keyword)
+ {
+ $refl = new ReflectionLanguageConstruct($keyword);
+ $this->assertNotEmpty($refl->getParameters());
+ }
+
+ /**
+ * @dataProvider languageConstructs
+ * @expectedException \RuntimeException
+ */
+ public function testExportThrows($keyword)
+ {
+ ReflectionLanguageConstruct::export($keyword);
+ }
+
+ public function languageConstructs()
+ {
+ return [
+ ['isset'],
+ ['unset'],
+ ['empty'],
+ ['echo'],
+ ['print'],
+ ['die'],
+ ['exit'],
+ ];
+ }
+
+ /**
+ * @dataProvider unknownLanguageConstructs
+ * @expectedException \InvalidArgumentException
+ */
+ public function testUnknownLanguageConstructsThrowExceptions($keyword)
+ {
+ new ReflectionLanguageConstruct($keyword);
+ }
+
+ public function unknownLanguageConstructs()
+ {
+ return [
+ ['async'],
+ ['await'],
+ ['comefrom'],
+ ];
+ }
+}