public function testIsWritable()
{
$this->root->addChild(vfsStream::newFile('writable.txt', 0222));
$this->root->addChild(vfsStream::newFile('not_writable.txt', 00));
$file1 = new File(vfsStream::url('root/writable.txt'));
$this->assertTrue($file1->isWritable());
$file2 = new File(vfsStream::url('root/not_writable.txt'));
$this->assertFalse($file2->isWritable());
}
/**
* Copy a file to the target location.
* @param $new string The new file path
* @throws File\Exception\FileNotWritable
* @throws File\Exception\DirectoryNotWritable
* @throws File\Exception\CopyFailed
* @return File The new file object
*/
public function copy($new)
{
if (is_dir($new)) {
if (!is_writable($new)) {
throw new DirectoryNotWritable('The directory "' . $new . '" to which "' . $this->path . '" should be copied is not writable');
}
if (substr($new, strlen($new) - 1) !== '/') {
$new .= '/';
}
$new .= $this->filename;
}
$file = new File($new);
if ($file->exists() && !$file->isWritable()) {
throw new FileNotWritable('Target file is not writable: "' . $this->path);
}
$this->close();
if (!copy($this->path, $new)) {
throw new CopyFailed('Could not copy "' . $this->path . '" to "' . $new . '"');
}
return $file;
}