Add multi-page search test

Author: jhildenbiddle

test/e2e/sidebar.test.js

@@ -13,12 +13,26 @@ describe('Sidebar Tests', function() {
 
           This is the homepage.
         `,
+        sidebar: `
+          - [Home page](/)
+          - [Test Page](test)
+        `,
+      },
+      routes: {
+        '/test.md': `
+          # Test Page
+
+          This is a custom route.
+        `,
       },
       scriptURLs: ['/lib/plugins/search.min.js'],
-      styleURLs: ['/lib/themes/vue.css'],
     };
+
     await docsifyInit(docsifyInitConfig);
-    await page.fill('input[type=search]', 'Hello');
-    expect(await page.innerText('.results-panel h2')).toEqual('Hello World');
+    await page.fill('input[type=search]', 'hello');
+    await expect(page).toEqualText('.results-panel h2', 'Hello World');
+    await page.click('.clear-button');
+    await page.fill('input[type=search]', 'test');
+    await expect(page).toEqualText('.results-panel h2', 'Test Page');
   });
 });