fix getting active tab

Author: ci-bot

apps/remix-ide-e2e/src/tests/migrateFileSystem.test.ts

@@ -2,7 +2,7 @@
 import { NightwatchBrowser } from 'nightwatch'
 
 
-module.exports = {
+const tests = {
   '@disabled': true,
   'Should load the testmigration url #group1': function (browser: NightwatchBrowser) {
     browser.url('http://127.0.0.1:8080?e2e_testmigration=true')
@@ -137,3 +137,11 @@ module.exports = {
   },
 
 }
+
+const isFirefox = browser.options.desiredCapabilities?.browserName === 'firefox'
+
+if (isFirefox) {
+  module.exports = tests
+} else {
+  module.exports = {}
+}

libs/remix-ui/tabs/src/lib/remix-ui-tabs.tsx

@@ -162,6 +162,7 @@ export const TabsUI = (props: TabsUIProps) => {
 
   const active = () => {
     if (currentIndexRef.current < 0) return ''
+    if (!tabs.current[currentIndexRef.current]) return ''
     return tabs.current[currentIndexRef.current].name
   }