public function testExtends()
{
$generator = new ModelGenerator();
$expected = 'interface MyInterface extends \\Iterator {' . "\n" . '}';
$interface = PhpInterface::create('MyInterface')->addInterface('\\Iterator');
$this->assertEquals($expected, $generator->generate($interface));
$expected = 'interface MyInterface extends \\Iterator, \\ArrayAccess {' . "\n" . '}';
$interface = PhpInterface::create('MyInterface')->addInterface('\\Iterator')->addInterface('\\ArrayAccess');
$this->assertEquals($expected, $generator->generate($interface));
}