function createFixtures()
{
mkdir($this->workDir . '/.composer');
mkdir($this->workDir . '/.composer/global');
mkdir($this->workDir . '/.composer/global/testorg');
mkdir($this->workDir . '/.composer/global/testorg/testproject');
file_put_contents($this->workDir . '/.composer/global/testorg/testproject/composer.json', '{}');
}