benchmarks/src/OptionsResolver/AbstractCase.php
public function classSetUp(): void
    {
        $this->config   = $this->getTestConfig();
        $this->configId = $this->isId ? 'orm_default' : null;
    }
public function classSetUp(): void
    {
        $this->config   = $this->getTestConfig();
        $this->configId = $this->isId ? 'orm_default' : null;
    }
Setup config and class.