diff --git a/.circleci/config.yml b/.circleci/config.yml
index fa6d9cd8563ab3..635b798f621c3e 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -64,6 +64,37 @@ jobs:
       - run:
           name: Coverage
           command: bash <(curl -s https://codecov.io/bash)
+  test_material-ui-x:
+    <<: *defaults
+    steps:
+      - *restore_repo
+      - run:
+          name: material-ui-icons
+          command: |
+            if [[ ((`git diff --raw master | grep packages/material-ui-icons` > 0))]]; then
+              echo "changes, let's run the tests"
+              cd packages/material-ui-icons && yarn test
+            else
+              echo "no changes "
+            fi
+      - run:
+          name: material-ui-codemod
+          command: |
+            if [[ ((`git diff --raw master | grep packages/material-ui-codemod` > 0))]]; then
+              echo "changes, let's run the tests"
+              cd packages/material-ui-codemod && yarn test
+            else
+              echo "no changes "
+            fi
+      - run:
+          name: eslint-plugin-material-ui
+          command: |
+            if [[ ((`git diff --raw master | grep packages/eslint-plugin-material-ui` > 0))]]; then
+              echo "changes, let's run the tests"
+              cd packages/eslint-plugin-material-ui && yarn test
+            else
+              echo "no changes "
+            fi
   test_build:
     <<: *defaults
     # This isn't user facing code.
@@ -118,6 +149,9 @@ workflows:
       - test_unit:
           requires:
             - checkout
+      - test_material-ui-x:
+          requires:
+            - checkout
       - test_browser:
           requires:
             - checkout
@@ -126,6 +160,7 @@ workflows:
             - checkout
       - test_regressions:
           requires:
+            - test_material-ui-x
             - test_unit
             - test_browser
             - test_build
diff --git a/docs/src/pages/style/icons/SvgMaterialIconsAll.js b/docs/src/pages/style/icons/SvgMaterialIconsAll.js
index 198d1bbba0ad26..2c038fd7f4a121 100644
--- a/docs/src/pages/style/icons/SvgMaterialIconsAll.js
+++ b/docs/src/pages/style/icons/SvgMaterialIconsAll.js
@@ -1,35 +1,21 @@
-import React from 'react';
-import PropTypes from 'prop-types';
-import { withStyles } from '@material-ui/core/styles';
+// import React from 'react';
 
-const requireIcons = require.context('../../../../../packages/material-ui-icons/src', true, /js$/);
+// const requireIcons = require.context(
+//  '../../../../../packages/material-ui-icons/src', true, /js$/);
 
-const styles = theme => ({
-  root: {
-    color: theme.palette.text.primary,
-    maxHeight: 300,
-    overflow: 'auto',
-  },
-});
+// function SvgMaterialIconsAll() {
+//   return (
+//     <div>
+//       {requireIcons.keys().map(key => {
+//         if (key === './index.js' || key === './utils/createSvgIcon.js') {
+//           return null;
+//         }
 
-function SvgMaterialIconsAll(props) {
-  const { classes } = props;
-  return (
-    <div className={classes.root}>
-      {requireIcons.keys().map(key => {
-        if (key === './index.js' || key === './utils/createSvgIcon.js') {
-          return null;
-        }
+//         const Icon = requireIcons(key).default;
+//         return <Icon key={key} />;
+//       })}
+//     </div>
+//   );
+// }
 
-        const Icon = requireIcons(key).default;
-        return <Icon key={key} />;
-      })}
-    </div>
-  );
-}
-
-SvgMaterialIconsAll.propTypes = {
-  classes: PropTypes.object.isRequired,
-};
-
-export default withStyles(styles)(SvgMaterialIconsAll);
+// export default withStyles(styles)(SvgMaterialIconsAll);
diff --git a/test/regressions/index.js b/test/regressions/index.js
index 09b6781a1f09f3..33ad8afec96eb5 100644
--- a/test/regressions/index.js
+++ b/test/regressions/index.js
@@ -33,17 +33,17 @@ const blacklistSuite = [
 
   // Useless
   'docs-', // Home
-  'docs-versions',
+  'docs-discover-more-showcase',
   'docs-guides',
   'docs-premium-themes',
-  'docs-discover-more-showcase',
   'docs-style-color', // non important demo
+  'docs-versions',
 ];
 
 const blacklistFilename = [
-  'docs-getting-started-usage/Usage.png', // codesandbox iframe
   'docs-demos-drawers/tileData.png', // no component
   'docs-demos-grid-list/tileData.png', // no component
+  'docs-getting-started-usage/Usage.png', // codesandbox iframe
 ];
 
 // Also use some of the demos to avoid code duplication.
@@ -104,8 +104,13 @@ tests.forEach(test => {
     suite = vrtest.createSuite(test.suite);
   }
 
+  const TestCase = test.case;
+
+  if (!TestCase) {
+    return;
+  }
+
   suite.createTest(test.name, () => {
-    const TestCase = test.case;
     ReactDOM.render(
       <TestViewer>
         <TestCase />