PHPUnit_Framework_TestCase

namespace PHPUnit\Framework;

use PHPUnit_Framework_TestCase;

abstract class TestCase extends PHPUnit_Framework_TestCase
{
}

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https://www.w3cschool.cn/phpunit5/b2oxvozt.html
https://www.w3cschool.cn/phpunit5/21yf6cqm.html

https://blog.csdn.net/chinabluexfw/article/details/7600051

https://www.cnblogs.com/hubing/p/3392833.html