Upgrade cypress 3.4.1 (#326)

* upgrade Cypress to v3.4.1

* test fixtures loaded using require

* npm run if present

circle.yml

@@ -9,10 +9,12 @@ defaults: &defaults
   steps:
     - attach_workspace:
         at: ~/
+    # some examples have the server part
+    # so start it in the background
     - run:
         command: |
           cd examples/$CIRCLE_JOB
-          npm run start
+          npm run start --if-present
         name: start the server
         background: true
     - run:

examples/fundamentals__fixtures/cypress/integration/require-fixtures-spec.js

@@ -13,4 +13,20 @@ describe('requires fixtures', () => {
   it('has country', () => {
     expect(country).to.deep.equal({ name: 'United States' })
   })
+
+  context('sanity JavaScript tests', () => {
+    // confirm that the spec information is present
+
+    it('has __dirname', () => {
+      expect(__dirname).to.be.a('string')
+      expect(__dirname).to.equal('/cypress/integration')
+    })
+
+    it('has __filename', () => {
+      expect(__filename).to.be.a('string')
+      expect(__filename).to.equal(
+        '/cypress/integration/require-fixtures-spec.js'
+      )
+    })
+  })
 })

package.json

@@ -76,7 +76,7 @@
     "babel-plugin-transform-es2015-modules-commonjs": "6.26.2",
     "bluebird": "3.5.5",
     "console.table": "0.10.0",
-    "cypress": "3.4.0",
+    "cypress": "3.4.1",
     "cypress-axe": "0.5.1",
     "cypress-failed-log": "2.5.1",
     "cypress-file-upload": "3.3.2",