org\bovigo\vfs\vfsStreamWrapperMkDirTestCase::mkDirShouldNotOverwriteExistingFiles PHP Method

    public function mkDirShouldNotOverwriteExistingFiles()
    {
        $root = vfsStream::setup('root');
        vfsStream::newFile('test.txt')->at($root);
        $this->assertFalse(@mkdir(vfsStream::url('root/test.txt')));
    }