Adding a HOC for using StaticQuery

src/components/Footer/__snapshots__/test.js.snap

@@ -4,13 +4,7 @@ exports[`Footer rendering 1`] = `
 ShallowWrapper {
   Symbol(enzyme.__root__): [Circular],
   Symbol(enzyme.__unrendered__): <Footer
-    site={
-      Object {
-        "siteMetadata": Object {
-          "buildId": "abc-123",
-        },
-      }
-    }
+    buildId="abc-123"
     t={[Function]}
   />,
   Symbol(enzyme.__renderer__): Object {

src/components/Footer/index.js

@@ -1,8 +1,10 @@
 import React from 'react';
 import PropTypes from 'prop-types';
-import { StaticQuery, graphql } from 'gatsby';
+import { graphql } from 'gatsby';
 import { withNamespaces, Trans } from 'react-i18next';
 
+import withQuery from 'lib/with-query';
+
 import style from './style.module.css';
 
 const query = graphql`
@@ -15,7 +17,7 @@ const query = graphql`
   }
 `;
 
-export const Footer = ({ t, site: { siteMetadata } }) => (
+export const Footer = ({ t, buildId }) => (
   <footer className={ style.footer }>
     <ul className={ style.list }>
       <li>
@@ -33,22 +35,19 @@ export const Footer = ({ t, site: { siteMetadata } }) => (
       </li>
     </ul>
     <div className={ style.buildId }>
-      { siteMetadata.buildId }
+      { buildId }
     </div>
   </footer>
 );
 
 Footer.propTypes = {
   t: PropTypes.func.isRequired,
-  site: PropTypes.shape({
-    siteMetadata: PropTypes.shape({
-      buildId: PropTypes.string.isRequired
-    }).isRequired
-  }).isRequired
+  buildId: PropTypes.string.isRequired
 };
 
-export default withNamespaces()(props => (
-  <StaticQuery query={ query } render={ data => (
-    <Footer { ...props } { ...data } />
-  ) } />
-));
+export default [
+  withQuery(query, {
+    toProps: ({ site: { siteMetadata } }) => siteMetadata
+  }),
+  withNamespaces()
+].reduce((component, fn) => fn(component), Footer);

src/components/Footer/test.js

@@ -7,7 +7,7 @@ import { Footer } from 'components/Footer';
 describe('Footer', () => {
   test('rendering', () => {
     const component = shallow(
-      <Footer site={{ siteMetadata: { buildId: 'abc-123' } }} t={ mockT } />
+      <Footer buildId="abc-123" t={ mockT } />
     );
     expect(component).toMatchSnapshot();
   });