MageConfigSync\Tests\MagentoTest::testFindMagentoRootDirLowerProvided PHP Method

    public function testFindMagentoRootDirLowerProvided()
    {
        $dir_prefix = __DIR__ . "/MagentoTest";
        $this->assertFileExists("{$dir_prefix}/a/b/app/Mage.php");
        $this->assertFileExists("{$dir_prefix}/a/b/c");
        $magento = new Magento("{$dir_prefix}/a/b/c");
        $magento_root_dir = $magento->findMagentoRootDir("{$dir_prefix}/a/b/c");
        $this->assertEquals("{$dir_prefix}/a/b", $magento_root_dir);
    }