public function testExecuteWithEnvironmentVarsSetReturnsExpectedResult()
{
$process = new Process();
$user = '******';
$vars = array('SHELL' => getenv('SHELL'), 'PATH' => getenv('PATH'), 'USER' => $user);
$process->setCommand("php -r \"echo getenv('USER');\"");
$process->setEnvironmentVars($vars);
$result = $process->execute();
$this->assertSame(0, $result->getStatus());
$this->assertSame($user, $result->getStdOutContents());
}
