silverstripe-subsites/tests/php/SiteConfigSubsitesTest.php

<?php

namespace SilverStripe\Subsites\Tests;

use SilverStripe\SiteConfig\SiteConfig;
use SilverStripe\Subsites\Extensions\SiteConfigSubsites;
use SilverStripe\Subsites\Model\Subsite;

class SiteConfigSubsitesTest extends BaseSubsiteTest
{
    public static $fixture_file = 'subsites/tests/php/SubsiteTest.yml';

    public function testEachSubsiteHasAUniqueSiteConfig()
    {
        $subsite1 = $this->objFromFixture(Subsite::class, 'domaintest1');
        $subsite2 = $this->objFromFixture(Subsite::class, 'domaintest2');

		$this->assertTrue(is_array(singleton(SiteConfigSubsites::class)->extraStatics()));

		Subsite::changeSubsite(0);
		$sc = SiteConfig::current_site_config();
		$sc->Title = 'RootSite';
		$sc->write();

		Subsite::changeSubsite($subsite1->ID);
		$sc = SiteConfig::current_site_config();
		$sc->Title = 'Subsite1';
		$sc->write();

		Subsite::changeSubsite($subsite2->ID);
		$sc = SiteConfig::current_site_config();
		$sc->Title = 'Subsite2';
		$sc->write();

		Subsite::changeSubsite(0);
		$this->assertEquals('RootSite', SiteConfig::current_site_config()->Title);
		Subsite::changeSubsite($subsite1->ID);
		$this->assertEquals('Subsite1', SiteConfig::current_site_config()->Title);
		Subsite::changeSubsite($subsite2->ID);
		$this->assertEquals('Subsite2', SiteConfig::current_site_config()->Title);

        $keys = SiteConfig::current_site_config()->extend('cacheKeyComponent');
        static::assertContains('subsite-' . $subsite2->ID, $keys);
    }
}