add proof-of-concept for #956

Makefile

@@ -122,6 +122,9 @@ test-mocha:
 		--reporter $(REPORTER) \
 		test/mocha
 
+test-auto:
+	@node test/auto/bdd.js
+
 non-tty:
 	@./bin/mocha \
 		--reporter dot \

auto/bdd.js

@@ -0,0 +1,19 @@
+'use strict';
+
+const Mocha = require('../lib/mocha');
+
+module.exports = function setup(opts) {
+  opts = opts || {};
+  opts.ui = opts.ui || 'bdd';
+
+  const mocha = new Mocha(opts);
+  const ctx = {};
+
+  process.on('beforeExit', function() {
+    mocha.run(process.exit);
+  });
+
+  mocha.suite.emit('pre-require', ctx, null, mocha);
+
+  return ctx;
+};

test/auto/bdd.js

@@ -0,0 +1,14 @@
+'use strict';
+
+var mocha = require('../../auto/bdd')({
+  reporter: 'spec'
+});
+var describe = mocha.describe;
+var it = mocha.it;
+var assert = require('assert');
+
+describe('nodeability', function() {
+  it('should make this assertion', function() {
+    assert(true);
+  });
+});