public function testCliToolGateway()
{
$output = new BufferedOutput();
$executor = new ProcessExecutor($output, 60);
$exitCode = $executor->execute('true');
$this->assertEquals(0, $exitCode);
$this->assertEquals('', $output->fetch());
$exitCode = $executor->execute('echo foo');
$this->assertEquals(0, $exitCode);
$this->assertEquals("foo\n", $output->fetch());
}