Implemented basic word counter & test (Seneca-CDOT#17)

package.json

@@ -17,7 +17,8 @@
   "homepage": "https://github.com/Seneca-CDOT/telescope#readme",
   "dependencies": {
     "bent": "^7.0.2",
-    "bull": "^3.11.0"
+    "bull": "^3.11.0",
+    "wordcount": "^1.1.1"
   },
   "devDependencies": {
     "eslint": "^6.6.0",

src/word-counter.js

@@ -0,0 +1,5 @@
+const wordcount = require('wordcount');
+
+exports.wordCounter = async function(blogText) {
+    return Promise.resolve(wordcount(blogText));
+};

test/word-counter.test.js

@@ -0,0 +1,7 @@
+const { wordCounter } = require('../src/word-counter');
+
+test('counts the number of words in a 5-word long sentence', () => {
+    return wordCounter('one two three four five').then(data => {
+        expect(data).toBe(5);
+    });
+});