--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\VarDumper\Cloner\VarCloner;
+use Symfony\Component\VarDumper\Dumper\CliDumper;
+use Symfony\Component\VarDumper\VarDumper;
+
+class FunctionsTest extends TestCase
+{
+ public function testDumpReturnsFirstArg()
+ {
+ $this->setupVarDumper();
+
+ $var1 = 'a';
+
+ ob_start();
+ $return = dump($var1);
+ $out = ob_get_clean();
+
+ $this->assertEquals($var1, $return);
+ }
+
+ public function testDumpReturnsAllArgsInArray()
+ {
+ $this->setupVarDumper();
+
+ $var1 = 'a';
+ $var2 = 'b';
+ $var3 = 'c';
+
+ ob_start();
+ $return = dump($var1, $var2, $var3);
+ $out = ob_get_clean();
+
+ $this->assertEquals(array($var1, $var2, $var3), $return);
+ }
+
+ protected function setupVarDumper()
+ {
+ $cloner = new VarCloner();
+ $dumper = new CliDumper('php://output');
+ VarDumper::setHandler(function ($var) use ($cloner, $dumper) {
+ $dumper->dump($cloner->cloneVar($var));
+ });
+ }
+}