Moving utility functions into utils

test/unit/utils/forEach.js

@@ -0,0 +1,55 @@
+var forEach = require('../../../lib/utils').forEach;
+
+module.exports = {
+  testArray: function (test) {
+    var sum = 0;
+
+    forEach([1, 2, 3, 4, 5], function (val) {
+      sum += val;
+    });
+
+    test.equal(sum, 15);
+    test.done();
+  },
+
+  testObject: function (test) {
+    var keys = '';
+    var vals = 0;
+    var obj = {
+      b: 1,
+      a: 2,
+      r: 3
+    };
+
+    forEach(obj, function (v, k) {
+      keys += k;
+      vals += v;
+    });
+
+    test.equal(keys, 'bar');
+    test.equal(vals, 6);
+    test.done();
+  },
+
+  testUndefined: function (test) {
+    var count = 0;
+
+    forEach(undefined, function () {
+      count++;
+    });
+
+    test.equals(count, 0);
+    test.done();
+  },
+
+  testFunction: function (test) {
+    var count = 0;
+
+    forEach(function () {}, function () {
+      count++;
+    })
+
+    test.equals(count, 1);
+    test.done();
+  }
+};