test: Test examples (ipfs#2528)

* test: adds automated tests to browser examples

* chore: upgrade chrome

* chore: throw on unhandled rejection

* fix: fail if FAILED is in output

* chore: exit with same exit code as nightwatch

* chore: fix element id

* test: add assertion

* chore: add video streaming test

* chore: change dist url

* chore: build IPFS for basic browser demos

* test: add some node tests

* test: adds some more tests. ethereum one is a little wobbly

* chore: accept bundle as build script

* test: add final few tests

* test: control assertion timeouts with global

* test: wait for other peer to join workspace before sending file

* chore: tidy up deps

package.json

@@ -8,7 +8,7 @@
     "ipfs-css": "^0.13.1",
     "react": "^16.8.0",
     "react-dom": "^16.8.0",
-    "react-scripts": "3.1.1",
+    "react-scripts": "^3.2.0",
     "tachyons": "^4.11.1"
   },
   "scripts": {

src/App.js

@@ -36,12 +36,12 @@ const IpfsId = (props) => {
   if (!props) return null
   return (
     <section className='bg-snow mw7 center mt5'>
-      <h1 className='f3 fw4 ma0 pv3 aqua montserrat tc'>Connected to IPFS</h1>
+      <h1 className='f3 fw4 ma0 pv3 aqua montserrat tc' data-test='title'>Connected to IPFS</h1>
       <div className='pa4'>
         {['id', 'agentVersion'].map((key) => (
           <div className='mb4' key={key}>
             <Title>{key}</Title>
-            <div className='bg-white pa2 br2 truncate monospace'>{props[key]}</div>
+            <div className='bg-white pa2 br2 truncate monospace' data-test={key}>{props[key]}</div>
           </div>
         ))}
       </div>

src/hooks/use-ipfs-factory.js

@@ -25,7 +25,7 @@ export default function useIpfsFactory ({ commands }) {
     return function cleanup () {
       if (ipfs && ipfs.stop) {
         console.log('Stopping IPFS')
-        ipfs.stop()
+        ipfs.stop().catch(err => console.error(err))
         setIpfsReady(false)
       }
     }

test.js

@@ -0,0 +1,16 @@
+'use strict'
+
+const pkg = require('./package.json')
+
+module.exports = {
+  [pkg.name]: function (browser) {
+    browser
+      .url(process.env.IPFS_EXAMPLE_TEST_URL)
+      .waitForElementVisible('[data-test=title]')
+      .assert.containsText('[data-test=title]', 'Connected to IPFS')
+      .assert.elementPresent('[data-test=id')
+      .assert.elementPresent('[data-test=agentVersion')
+      .end()
+  }
+}
+