--- /dev/null
+var mkdirp = require('../');
+var path = require('path');
+var fs = require('fs');
+var test = require('tap').test;
+
+test('root', function (t) {
+ // '/' on unix, 'c:/' on windows.
+ var file = path.resolve('/');
+
+ mkdirp(file, 0755, function (err) {
+ if (err) throw err
+ fs.stat(file, function (er, stat) {
+ if (er) throw er
+ t.ok(stat.isDirectory(), 'target is a directory');
+ t.end();
+ })
+ });
+});