public function testExtract()
{
$dir = OC::$SERVERROOT . '/tests/data';
$this->instance = $this->getExisting();
$tmpDir = OCP\Files::tmpFolder();
$this->instance->extract($tmpDir);
$this->assertEquals(true, file_exists($tmpDir . 'lorem.txt'));
$this->assertEquals(true, file_exists($tmpDir . 'dir/lorem.txt'));
$this->assertEquals(true, file_exists($tmpDir . 'logo-wide.png'));
$this->assertEquals(file_get_contents($dir . '/lorem.txt'), file_get_contents($tmpDir . 'lorem.txt'));
OCP\Files::rmdirr($tmpDir);
}
