updated loggers to write the actual url

test/unit/specs/round_robin_selector.js

@@ -0,0 +1,17 @@
+describe('Round Robin Selector', function () {
+  var selector = require('../../../src/lib/selectors/round_robin');
+  var _ = require('lodash');
+  var expect = require('expect.js');
+
+  it('chooses options in order', function () {
+    var options = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
+    var expected = _.clone(options);
+    var selections = [];
+
+    _.times(options.length, function () {
+      selections.push(selector(options));
+    });
+
+    expect(selections).to.eql(expected);
+  });
+});