Fixed app test function

src/App.js

@@ -22,7 +22,7 @@ const App = () => (
           <Route path="/Resume" component={Resume} />
           <Route path="/Projects" component={Projects} />
           <Route path="/Contact" component={Contact} />
-          <Route component={NoMatch} />
+          <Route component={NoMatch} id="test"/>
         </Switch>
       </Layout>
       <Footer />

src/App.test.js

@@ -4,6 +4,6 @@ import App from './App';
 
 test('renders learn react link', () => {
   const { getByText } = render(<App />);
-  const linkElement = getByText(/learn react/i);
+  const linkElement = document.getElementById('test');
   expect(linkElement).toBeInTheDocument();
 });