test and description

Signed-off-by: Ladislav Vitásek <vity@vity.cz>

.changeset/tricky-shoes-lie.md

@@ -2,4 +2,9 @@
 '@backstage/plugin-catalog-graph': patch
 ---
 
-Added Action attribute for CatalogGraphCard
+Added InfoCard `action` attribute for CatalogGraphCard
+
+```tsx
+const action = <Button title="Action Button" onClick={handleClickEvent()} />
+<CatalogGraphCard action={action} />
+```

plugins/catalog-graph/src/components/CatalogGraphCard/CatalogGraphCard.test.tsx

@@ -33,6 +33,7 @@ import userEvent from '@testing-library/user-event';
 import React from 'react';
 import { catalogGraphRouteRef } from '../../routes';
 import { CatalogGraphCard } from './CatalogGraphCard';
+import Button from '@material-ui/core/Button';
 
 describe('<CatalogGraphCard/>', () => {
   let entity: Entity;
@@ -127,6 +128,33 @@ describe('<CatalogGraphCard/>', () => {
     expect(await screen.findByText('Custom Title')).toBeInTheDocument();
   });
 
+  test('renders with action attribute', async () => {
+    catalog.getEntitiesByRefs.mockImplementation(async _ => ({
+      items: [
+        {
+          ...entity,
+          relations: [],
+        },
+      ],
+    }));
+
+    await renderInTestApp(
+      <ApiProvider apis={apis}>
+        <EntityProvider entity={entity}>
+          <CatalogGraphCard action={<Button title="Action Button" />} />
+        </EntityProvider>
+      </ApiProvider>,
+      {
+        mountedRoutes: {
+          '/entity/{kind}/{namespace}/{name}': entityRouteRef,
+          '/catalog-graph': catalogGraphRouteRef,
+        },
+      },
+    );
+
+    expect(await screen.findByText('Action Button')).toBeInTheDocument();
+  });
+
   test('renders link to standalone viewer', async () => {
     catalog.getEntitiesByRefs.mockImplementation(async _ => ({
       items: [