diff --git a/packages/flutter_tools/test/general.shard/macos/cocoapods_test.dart b/packages/flutter_tools/test/general.shard/macos/cocoapods_test.dart
index 19ae134..ecd7e47 100644
--- a/packages/flutter_tools/test/general.shard/macos/cocoapods_test.dart
+++ b/packages/flutter_tools/test/general.shard/macos/cocoapods_test.dart
@@ -6,16 +6,17 @@
 
 import 'package:file/file.dart';
 import 'package:file/memory.dart';
+import 'package:platform/platform.dart';
+import 'package:mockito/mockito.dart';
+import 'package:process/process.dart';
+
 import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/io.dart';
-import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/ios/xcodeproj.dart';
 import 'package:flutter_tools/src/macos/cocoapods.dart';
 import 'package:flutter_tools/src/plugins.dart';
 import 'package:flutter_tools/src/project.dart';
-import 'package:mockito/mockito.dart';
-import 'package:process/process.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
diff --git a/packages/flutter_tools/test/general.shard/macos/macos_device_test.dart b/packages/flutter_tools/test/general.shard/macos/macos_device_test.dart
index ed3affb..f88ebb1 100644
--- a/packages/flutter_tools/test/general.shard/macos/macos_device_test.dart
+++ b/packages/flutter_tools/test/general.shard/macos/macos_device_test.dart
@@ -7,14 +7,15 @@
 import 'package:flutter_tools/src/project.dart';
 import 'package:mockito/mockito.dart';
 import 'package:process/process.dart';
+import 'package:platform/platform.dart';
 
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/io.dart';
-import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/build_info.dart';
 import 'package:flutter_tools/src/device.dart';
 import 'package:flutter_tools/src/macos/application_package.dart';
 import 'package:flutter_tools/src/macos/macos_device.dart';
+import 'package:flutter_tools/src/globals.dart' as globals;
 
 import '../../src/common.dart';
 import '../../src/context.dart';
@@ -48,9 +49,9 @@
     });
 
     testUsingContext('isSupportedForProject is true with editable host app', () async {
-      fs.file('pubspec.yaml').createSync();
-      fs.file('.packages').createSync();
-      fs.directory('macos').createSync();
+      globals.fs.file('pubspec.yaml').createSync();
+      globals.fs.file('.packages').createSync();
+      globals.fs.directory('macos').createSync();
       final FlutterProject flutterProject = FlutterProject.current();
 
       expect(MacOSDevice().isSupportedForProject(flutterProject), true);
@@ -60,8 +61,8 @@
     });
 
     testUsingContext('isSupportedForProject is false with no host app', () async {
-      fs.file('pubspec.yaml').createSync();
-      fs.file('.packages').createSync();
+      globals.fs.file('pubspec.yaml').createSync();
+      globals.fs.file('.packages').createSync();
       final FlutterProject flutterProject = FlutterProject.current();
 
       expect(MacOSDevice().isSupportedForProject(flutterProject), false);
diff --git a/packages/flutter_tools/test/general.shard/macos/macos_workflow_test.dart b/packages/flutter_tools/test/general.shard/macos/macos_workflow_test.dart
index 6edd62e..b845326 100644
--- a/packages/flutter_tools/test/general.shard/macos/macos_workflow_test.dart
+++ b/packages/flutter_tools/test/general.shard/macos/macos_workflow_test.dart
@@ -4,10 +4,9 @@
 
 import 'package:flutter_tools/src/features.dart';
 import 'package:mockito/mockito.dart';
-
-import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/macos/macos_workflow.dart';
 import 'package:process/process.dart';
+import 'package:platform/platform.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
diff --git a/packages/flutter_tools/test/general.shard/macos/xcode_test.dart b/packages/flutter_tools/test/general.shard/macos/xcode_test.dart
index 8a56721..90407de 100644
--- a/packages/flutter_tools/test/general.shard/macos/xcode_test.dart
+++ b/packages/flutter_tools/test/general.shard/macos/xcode_test.dart
@@ -3,11 +3,11 @@
 // found in the LICENSE file.
 
 import 'package:flutter_tools/src/base/io.dart' show ProcessException, ProcessResult;
-import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/ios/xcodeproj.dart';
 import 'package:flutter_tools/src/macos/xcode.dart';
 import 'package:mockito/mockito.dart';
 import 'package:process/process.dart';
+import 'package:platform/platform.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';