added unit testing, and started implementing unit tests...phew

node_modules/mocha/lib/interfaces/bdd.js

@@ -0,0 +1,118 @@
+'use strict';
+
+var Test = require('../test');
+var EVENT_FILE_PRE_REQUIRE = require('../suite').constants
+  .EVENT_FILE_PRE_REQUIRE;
+
+/**
+ * BDD-style interface:
+ *
+ *      describe('Array', function() {
+ *        describe('#indexOf()', function() {
+ *          it('should return -1 when not present', function() {
+ *            // ...
+ *          });
+ *
+ *          it('should return the index when present', function() {
+ *            // ...
+ *          });
+ *        });
+ *      });
+ *
+ * @param {Suite} suite Root suite.
+ */
+module.exports = function bddInterface(suite) {
+  var suites = [suite];
+
+  suite.on(EVENT_FILE_PRE_REQUIRE, function(context, file, mocha) {
+    var common = require('./common')(suites, context, mocha);
+
+    context.before = common.before;
+    context.after = common.after;
+    context.beforeEach = common.beforeEach;
+    context.afterEach = common.afterEach;
+    context.run = mocha.options.delay && common.runWithSuite(suite);
+    /**
+     * Describe a "suite" with the given `title`
+     * and callback `fn` containing nested suites
+     * and/or tests.
+     */
+
+    context.describe = context.context = function(title, fn) {
+      return common.suite.create({
+        title: title,
+        file: file,
+        fn: fn
+      });
+    };
+
+    /**
+     * Pending describe.
+     */
+
+    context.xdescribe = context.xcontext = context.describe.skip = function(
+      title,
+      fn
+    ) {
+      return common.suite.skip({
+        title: title,
+        file: file,
+        fn: fn
+      });
+    };
+
+    /**
+     * Exclusive suite.
+     */
+
+    context.describe.only = function(title, fn) {
+      return common.suite.only({
+        title: title,
+        file: file,
+        fn: fn
+      });
+    };
+
+    /**
+     * Describe a specification or test-case
+     * with the given `title` and callback `fn`
+     * acting as a thunk.
+     */
+
+    context.it = context.specify = function(title, fn) {
+      var suite = suites[0];
+      if (suite.isPending()) {
+        fn = null;
+      }
+      var test = new Test(title, fn);
+      test.file = file;
+      suite.addTest(test);
+      return test;
+    };
+
+    /**
+     * Exclusive test-case.
+     */
+
+    context.it.only = function(title, fn) {
+      return common.test.only(mocha, context.it(title, fn));
+    };
+
+    /**
+     * Pending test case.
+     */
+
+    context.xit = context.xspecify = context.it.skip = function(title) {
+      return context.it(title);
+    };
+
+    /**
+     * Number of attempts to retry.
+     */
+    context.it.retries = function(n) {
+      context.retries(n);
+    };
+  });
+};
+
+module.exports.description = 'BDD or RSpec style [default]';