public function test_set_writable()
{
if (strncasecmp(PHP_OS, 'WIN', 3) === 0) {
$this->markTestSkipped('This functionality is not working on Windows.');
}
if (posix_geteuid() === 0) {
$this->markTestSkipped('These tests don\'t work when run as root');
}
$this->assertFalse(util::set_writable('/no/such/file'));
// Create a file to test with
$dirname = dirname(__FILE__);
$file = $dirname . '/test7';
touch($file);
chmod($file, 0644);
// The file is owned by us so it should be writable
$this->assertTrue(is_writable($file));
$this->assertEquals('-rw-r--r--', util::full_permissions($file));
// Toggle writable bit off for us
util::set_writable($file, false);
clearstatcache();
$this->assertFalse(is_writable($file));
$this->assertEquals('-r--r--r--', util::full_permissions($file));
// Toggle writable bit back on for us
util::set_writable($file, true);
clearstatcache();
$this->assertTrue(is_writable($file));
$this->assertEquals('-rw-r--r--', util::full_permissions($file));
unlink($file);
}
