Platformsh\Cli\Helper\GitHelper::getConfig PHP Method

    public function getConfig($key, $dir = null, $mustRun = false)
    {
        $args = ['config', '--get', $key];
        return $this->execute($args, $dir, $mustRun);
    }

 /**
  * Test GitHelper::getConfig().
  */
 public function testGetConfig()
 {
     $email = '*****@*****.**';
     $repository = $this->getRepositoryDir();
     chdir($repository);
     shell_exec('git config user.email ' . $email);
     $config = $this->gitHelper->getConfig('user.email', $repository);
     $this->assertEquals($email, $config);
 }