Update tests, remove sinon

Author: pletcher

index.html

@@ -14,10 +14,8 @@
     <div id="mocha"></div>
     <script src="node_modules/mocha/mocha.js"></script>
     <script src="node_modules/expect/umd/expect.min.js"></script>
-    <script src="node_modules/sinon/pkg/sinon.js"></script>
     <script>mocha.setup('bdd');</script>
     <script src="index.js"></script>
     <script src="test/index-test.js"></script>
-
   </body>
-</html>
+</html>

package.json

@@ -22,6 +22,7 @@
   },
   "homepage": "https://github.com/learn-co-curriculum/javascript-strings-lab#readme",
   "devDependencies": {
+    "babel-core": "^6.11.4",
     "expect": "^1.20.2",
     "jsdom": "^8.5.0",
     "mocha": "^2.5.3",

test/index-test.js

@@ -1,13 +1,13 @@
 /*global concatenatedString, describe, interpolatedString, it, myString */
 
 it('defines `greeting`', function() {
-  assert.equal(greeting, "Hello, everybody!")
+  expect(greeting).toEqual("Hello, everybody!")
 })
 
 it('concatenates strings to greet a special guest in `greetSpecialGuest`', function() {
-  assert.equal(greetSpecialGuest, "Hello, " + specialGuest + "!")
+  expect(greetSpecialGuest).toEqual(`Hello, ${specialGuest}!`)
 })
 
 it('interpolates a string in `conversation`', function() {
-  assert.equal(conversation, `Let's talk about ${topic}.`)
+  expect(conversation).toEqual(`Let's talk about ${topic}.`)
 })