feat(random): Add ability to get an array of dikkenek quotes

If you pass a number to the random function, you will receive an array with that number of random

items

closes #2

src/index.js

@@ -1,7 +1,20 @@
 var uniqueRandomArray = require('unique-random-array');
 var dikkenekQuotes = require('./dikkenek-quotes.json');
+var getRandomItem = uniqueRandomArray(dikkenekQuotes);
 
 module.exports = {
   all: dikkenekQuotes,
-  random: uniqueRandomArray(dikkenekQuotes)
+  random: random
 };
+
+function random(number){
+  if (number === undefined) {
+    return getRandomItem();
+  } else {
+    var randomItem = [];
+    for (var i = 0; i < number; i++) {
+      randomItem.push(getRandomItem());
+    }
+    return randomItem;
+  }
+}

src/index.test.js

@@ -16,12 +16,21 @@ describe('dikkenek-quotes', function(){
     it('it should contain `C’est excessivement énervant !`', function(){
       expect(dikkenek.all).to.include('C’est excessivement énervant !');
     });
+
   });
 
   describe('random', function(){
     it('should return a random item from dikkenk.all', function(){
       var randomItem = dikkenek.random();
       expect(dikkenek.all).to.include(randomItem);
     });
+
+    it('should return an array of random items if passed a number', function(){
+      var randomItem = dikkenek.random(3);
+      expect(randomItem).to.have.length(3);
+      randomItem.forEach(function(item){
+        expect(dikkenek.all).to.include(item);
+      })
+    });
   });
 });