Add tests for Questionnaire pages

.eslintrc

@@ -6,6 +6,7 @@ environment:
 env:
   node: true
   browser: true
+  mocha: true
 parserOptions:
   sourceType: module
 rules:

package.json

@@ -113,7 +113,8 @@
     "jsdom": "9.4.1",
     "jsdom-global": "2.0.0",
     "mocha": "^3.0.0",
-    "webpack-dev-server": "^1.14.1"
+    "webpack-dev-server": "^1.14.1",
+    "zombie": "^5.0.5"
   },
   "directories": {
     "test": "tests"

tests/questionnaires.js

@@ -0,0 +1,53 @@
+const Browser = require('zombie')
+
+describe('User visits questionnaire page', () => {
+  describe('authenticated', () => {
+    const browser = new Browser()
+    browser.proxy = 'http://localhost:3000'
+
+    before(done => {
+      const [basicUserName, basicUserPass] = process.env.QUESTIONNAIRE_AUTH.split(':')
+      browser.on('authenticate', authentication => {
+        authentication.username = basicUserName
+        authentication.password = basicUserPass
+      })
+      browser.visit('/questionnaires', done)
+    })
+
+    it('should be successful', () => {
+      browser.assert.success()
+    })
+
+    it('should have country dropdown', () =>{
+      browser.assert.element('.country-nav-select')
+      browser.assert.elements('.country-nav-select option', 12)
+    })
+  })
+
+  describe('unauthenticated', () => {
+    const browser = new Browser()
+    browser.proxy = 'http://localhost:3000'
+
+    describe('without credentials', () => {
+      it('should return status code 401', (done) => {
+        browser.visit('/questionnaires', () => {
+          browser.assert.status(401)
+          done()
+        })
+      })
+    })
+
+    describe('wrong credentials', () => {
+      it('should return status code 401', (done) => {
+        browser.on('authenticate', authentication => {
+          authentication.username = 'wronguser'
+          authentication.password = 'wrongpass'
+        })
+        browser.visit('/questionnaires', () => {
+          browser.assert.status(401)
+          done()
+        })
+      })
+    })
+  })
+})