diff --git a/src/pages-and-resources/discussions/app-list/FeatureList.test.jsx b/src/pages-and-resources/discussions/app-list/FeatureList.test.jsx
new file mode 100644
index 000000000..89b40ab03
--- /dev/null
+++ b/src/pages-and-resources/discussions/app-list/FeatureList.test.jsx
@@ -0,0 +1,79 @@
+import React from 'react';
+import { IntlProvider } from '@edx/frontend-platform/i18n';
+import {
+  render, queryAllByText, queryByText, getByRole,
+} from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import FeaturesList from './FeaturesList';
+import messages from './messages';
+
+describe('FeaturesList', () => {
+  const app = {
+    documentationUrl: 'http://example.com',
+    featureIds: ['discussion-page', 'embedded-course-sections', 'wcag-2.1'],
+    hasFullSupport: false,
+    id: 'legacy',
+  };
+  const features = [
+    { id: 'lti' },
+    { id: 'wcag-2.1' },
+    { id: 'discussion-page' },
+    { id: 'embedded-course-sections' },
+  ];
+  let container;
+
+  beforeEach(() => {
+    const wrapper = render(
+      <IntlProvider locale="en">
+        <FeaturesList
+          app={app}
+          features={features}
+        />
+      </IntlProvider>,
+    );
+    container = wrapper.container;
+  });
+
+  test('displays show app features message', () => {
+    expect(queryByText(container, messages['supportedFeatureList-mobile-show'].defaultMessage)).toBeInTheDocument();
+  });
+
+  test('displays hide available feature message on expand', () => {
+    const button = getByRole(container, 'button');
+    userEvent.click(button);
+    expect(queryByText(container, messages['supportedFeatureList-mobile-hide'].defaultMessage)).toBeInTheDocument();
+  });
+
+  test('displays a row for each available feature', () => {
+    const button = getByRole(container, 'button');
+    userEvent.click(button);
+    features.forEach((feature) => {
+      const featureNodes = queryAllByText(
+        container, feature.id,
+      );
+      expect(featureNodes.map(node => node.closest('div'))).toHaveLength(1);
+    });
+  });
+
+  test('A check icon is shown with each supported feature', () => {
+    const button = getByRole(container, 'button');
+    userEvent.click(button);
+    features.forEach((feature) => {
+      const featureElement = queryByText(container, feature.id);
+      if (app.featureIds.includes(feature.id)) {
+        expect(featureElement.querySelector('svg')).toHaveAttribute('id', 'check-icon');
+      }
+    });
+  });
+
+  test('A dash icon is shown with each unsupported feature', () => {
+    const button = getByRole(container, 'button');
+    userEvent.click(button);
+    features.forEach((feature) => {
+      const featureElement = queryByText(container, feature.id);
+      if (!app.featureIds.includes(feature.id)) {
+        expect(featureElement.querySelector('svg')).toHaveAttribute('id', 'remove-icon');
+      }
+    });
+  });
+});
diff --git a/src/pages-and-resources/discussions/app-list/FeaturesList.jsx b/src/pages-and-resources/discussions/app-list/FeaturesList.jsx
index 5ba1ef9cc..876ddc1e3 100644
--- a/src/pages-and-resources/discussions/app-list/FeaturesList.jsx
+++ b/src/pages-and-resources/discussions/app-list/FeaturesList.jsx
@@ -1,19 +1,19 @@
 import React from 'react';
 import PropTypes from 'prop-types';
-import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
-import { faCheck } from '@fortawesome/free-solid-svg-icons';
-import { Remove } from '@edx/paragon/icons';
+import { Remove, Check } from '@edx/paragon/icons';
 import { Collapsible } from '@edx/paragon';
 import { injectIntl, intlShape } from '@edx/frontend-platform/i18n';
 import messages from './messages';
 
 const SupportedFeature = (
   <span className="mr-3">
-    <FontAwesomeIcon icon={faCheck} color="green" />
+    <Check id="check-icon" className="text-success-500" />
   </span>
 );
 const NonSupportedFeature = (
-  <span className="mr-3"> <Remove /></span>
+  <span className="mr-3">
+    <Remove id="remove-icon" className="text-light-700" />
+  </span>
 );
 
 function FeaturesList({ app, features, intl }) {
@@ -46,7 +46,10 @@ function FeaturesList({ app, features, intl }) {
 export default injectIntl(FeaturesList);
 
 FeaturesList.propTypes = {
-  app: PropTypes.arrayOf(PropTypes.object).isRequired,
+  app: PropTypes.shape({
+    id: PropTypes.string.isRequired,
+    featureIds: PropTypes.array.isRequired,
+  }).isRequired,
   features: PropTypes.arrayOf(PropTypes.object).isRequired,
   intl: intlShape.isRequired,
 };