add node modules to repo

node_modules/tmp/test/graceful-sync.js

@@ -0,0 +1,20 @@
+var
+  tmp = require('../lib/tmp'),
+  spawn = require('./spawn-sync');
+
+var graceful = spawn.arg;
+
+if (graceful) {
+  tmp.setGracefulCleanup();
+}
+
+try {
+  var result = spawn.tmpFunction();
+  spawn.out(result.name, function () {
+    throw new Error('Thrown on purpose');
+  });
+}
+catch (e) {
+  spawn.err(e, spawn.exit);
+}
+