TASK: Patch template to include script to fail on console.error

Can be removed when this is implemented:
DevExpress/testcafe#1738

Build/TravisCi/InstallScripts/IntegrationTests.sh

@@ -18,6 +18,10 @@ mv temp Packages/Application/Neos.Neos.Ui
 # Move the configuration files into place.
 cp Packages/Application/Neos.Neos.Ui/Build/TravisCi/Settings.yaml Configuration/Settings.yaml
 
+# Patch template to include script to fail on console.error.
+# TODO: Can be removed when this is implemented: https://github.com/DevExpress/testcafe/issues/1738
+sed -i 's/<title>/<script><![CDATA[ const originalError = console.error; console.error = (msg, trace) => { if (msg === 'uncaught') { throw new Error(trace);} else { throw new Error(msg);}};]]><\/script>\r\n<title>/g' Resources/Private/Templates/Backend/Index.html
+
 # Setup the database and import the demo site package.
 mysql -e 'create database neos collate utf8_unicode_ci;'
 ./flow cache:warmup

Tests/IntegrationTests/contentModule.js

@@ -1,12 +1,6 @@
 import {Selector, Role, ClientFunction} from 'testcafe';
 import ReactSelector from 'testcafe-react-selectors';
 
-const handleErrors = ClientFunction(() => {
-    console.error = msg => {
-        throw new Error(msg);
-    };
-});
-
 const adminUrl = 'http://127.0.0.1:8081/neos!';
 
 const adminUser = Role(adminUrl, async t => {
@@ -19,7 +13,6 @@ const adminUser = Role(adminUrl, async t => {
 fixture `ContentCanvas`
     .beforeEach(async t => {
         await t.useRole(adminUser);
-        await handleErrors();
     });
 
 test('Can open node creation dialog', async t => {