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Filename : RestorerTest.php
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<?php declare(strict_types=1);
/*
 * This file is part of sebastian/global-state.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace SebastianBergmann\GlobalState;

use PHPUnit\Framework\TestCase;

/**
 * @covers \SebastianBergmann\GlobalState\Restorer
 *
 * @uses \SebastianBergmann\GlobalState\Blacklist
 * @uses \SebastianBergmann\GlobalState\Snapshot
 */
final class RestorerTest extends TestCase
{
    public static function setUpBeforeClass(): void
    {
        $GLOBALS['varBool'] = false;
        $GLOBALS['varNull'] = null;
        $_GET['varGet']     = 0;
    }

    public function testRestorerGlobalVariable(): void
    {
        $snapshot = new Snapshot(null, true, false, false, false, false, false, false, false, false);
        $restorer = new Restorer;
        $restorer->restoreGlobalVariables($snapshot);

        $this->assertArrayHasKey('varBool', $GLOBALS);
        $this->assertEquals(false, $GLOBALS['varBool']);
        $this->assertArrayHasKey('varNull', $GLOBALS);
        $this->assertEquals(null, $GLOBALS['varNull']);
        $this->assertArrayHasKey('varGet', $_GET);
        $this->assertEquals(0, $_GET['varGet']);
    }

    /**
     * @backupGlobals enabled
     */
    public function testIntegrationRestorerGlobalVariables(): void
    {
        $this->assertArrayHasKey('varBool', $GLOBALS);
        $this->assertEquals(false, $GLOBALS['varBool']);
        $this->assertArrayHasKey('varNull', $GLOBALS);
        $this->assertEquals(null, $GLOBALS['varNull']);
        $this->assertArrayHasKey('varGet', $_GET);
        $this->assertEquals(0, $_GET['varGet']);
    }

    /**
     * @depends testIntegrationRestorerGlobalVariables
     */
    public function testIntegrationRestorerGlobalVariables2(): void
    {
        $this->assertArrayHasKey('varBool', $GLOBALS);
        $this->assertEquals(false, $GLOBALS['varBool']);
        $this->assertArrayHasKey('varNull', $GLOBALS);
        $this->assertEquals(null, $GLOBALS['varNull']);
        $this->assertArrayHasKey('varGet', $_GET);
        $this->assertEquals(0, $_GET['varGet']);
    }
}