Fix Gold flake from gsutil fallback (#50149)

diff --git a/packages/flutter_goldens/test/flutter_goldens_test.dart b/packages/flutter_goldens/test/flutter_goldens_test.dart
index 96fb281..97be7b1 100644
--- a/packages/flutter_goldens/test/flutter_goldens_test.dart
+++ b/packages/flutter_goldens/test/flutter_goldens_test.dart
@@ -68,8 +68,9 @@
     });
 
     test('auth performs minimal work if already authorized', () async {
-      fs.file('/workDirectory/temp/auth_opt.json')
+      final File authFile = fs.file('/workDirectory/temp/auth_opt.json')
         ..createSync(recursive: true);
+      authFile.writeAsStringSync(authTemplate());
       when(process.run(any))
         .thenAnswer((_) => Future<ProcessResult>
         .value(ProcessResult(123, 0, '', '')));
@@ -81,6 +82,16 @@
       ));
     });
 
+    test('gsutil is checked when authorization file is present', () async {
+      final File authFile = fs.file('/workDirectory/temp/auth_opt.json')
+        ..createSync(recursive: true);
+      authFile.writeAsStringSync(authTemplate(gsutil: true));
+      expect(
+        await skiaClient.clientIsAuthorized(),
+        isFalse,
+      );
+    });
+
     test('throws for error state from auth', () async {
       platform = FakePlatform(
         environment: <String, String>{
@@ -110,7 +121,7 @@
       );
     });
 
-    test(' throws for error state from init', () {
+    test('throws for error state from init', () {
       platform = FakePlatform(
         environment: <String, String>{
           'FLUTTER_ROOT': _kFlutterRoot,
@@ -458,7 +469,7 @@
       );
     });
 
-    test('calculates the basedir correctly from defaultComparator', () async {
+    test('calculates the basedir correctly from defaultComparator for local testing', () async {
       final MockLocalFileComparator defaultComparator = MockLocalFileComparator();
       final Directory flutterRoot = fs.directory(platform.environment['FLUTTER_ROOT'])
         ..createSync(recursive: true);
@@ -467,6 +478,7 @@
       final Directory basedir = FlutterGoldenFileComparator.getBaseDirectory(
         defaultComparator,
         platform,
+        local: true,
       );
       expect(
         basedir.uri,