protected function _deleteFile()
{
$this->assertTrue(self::$vfs->exists('test/dir2', 'file3'));
self::$vfs->deleteFile('test/dir2', 'file3');
$this->assertFalse(self::$vfs->exists('test/dir2', 'file3'));
$this->assertFalse(self::$vfs->exists('test/dir4', 'file2'));
try {
self::$vfs->deleteFile('test/dir4', 'file2');
$this->fail('Missing file should throw an exception');
} catch (Horde_Vfs_Exception $e) {
}
}