Add NavList tests

Author: colebemis

docs/content/NavList.mdx

@@ -355,7 +355,7 @@ function App() {
     noUnnecessaryDeps: true,
     adaptsToThemes: true,
     adaptsToScreenSizes: true,
-    fullTestCoverage: false,
+    fullTestCoverage: true,
     usedInProduction: false,
     usageExamplesDocumented: true,
     hasStorybookStories: false,

package-lock.json

@@ -0,0 +1,43 @@
+import {render} from '@testing-library/react'
+import React from 'react'
+import {ThemeProvider, SSRProvider} from '..'
+import {NavList} from './NavList'
+
+describe('NavList', () => {
+  it('renders a simple list', () => {
+    const {container} = render(
+      <ThemeProvider>
+        <SSRProvider>
+          <NavList>
+            <NavList.Item href="/" aria-current="page">
+              Home
+            </NavList.Item>
+            <NavList.Item href="/about">About</NavList.Item>
+            <NavList.Item href="/contact">Contact</NavList.Item>
+          </NavList>
+        </SSRProvider>
+      </ThemeProvider>
+    )
+    expect(container).toMatchSnapshot()
+  })
+
+  it('renders with groups', () => {
+    const {container} = render(
+      <ThemeProvider>
+        <SSRProvider>
+          <NavList>
+            <NavList.Group title="Overview">
+              <NavList.Item href="/getting-started" aria-current="page">
+                Getting started
+              </NavList.Item>
+            </NavList.Group>
+            <NavList.Group title="Components">
+              <NavList.Item href="/Avatar">Avatar</NavList.Item>
+            </NavList.Group>
+          </NavList>
+        </SSRProvider>
+      </ThemeProvider>
+    )
+    expect(container).toMatchSnapshot()
+  })
+})