[flutter_tools] switch FakeCache to cache.test and NoopUsage to TestUsage (#76802)

packages/flutter_tools/test/commands.shard/hermetic/assemble_test.dart

@@ -33,7 +33,7 @@ void main() {
 
     expect(testLogger.traceText, contains('build succeeded.'));
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -48,7 +48,7 @@ void main() {
 
     expect(testLogger.traceText, contains('build succeeded.'));
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -63,7 +63,7 @@ void main() {
 
     expect(testLogger.traceText, contains('build succeeded.'));
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -75,7 +75,7 @@ void main() {
 
     expect(commandRunner.run(<String>['assemble', 'debug_macos_bundle_flutter_assets']), throwsToolExit());
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -88,7 +88,7 @@ void main() {
     expect(commandRunner.run(<String>['assemble', '-o Output', 'undefined']),
       throwsToolExit());
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -105,7 +105,7 @@ void main() {
     expect(testLogger.errorText, isNot(contains('bar')));
     expect(testLogger.errorText, isNot(contains(stackTrace.toString())));
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -140,7 +140,7 @@ void main() {
       )),
     );
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -154,7 +154,7 @@ void main() {
     await commandRunner.run(<String>['assemble', '-o Output', 'debug_macos_bundle_flutter_assets']);
   }, overrides: <Type, Generator>{
     Artifacts: () => Artifacts.test(localEngine: 'out/host_release'),
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });
@@ -217,7 +217,7 @@ void main() {
     expect(inputs.readAsStringSync(), contains('fizz'));
     expect(inputs.lastModifiedSync(), isNot(theDistantPast));
   }, overrides: <Type, Generator>{
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),
     ProcessManager: () => FakeProcessManager.any(),
   });

packages/flutter_tools/test/commands.shard/hermetic/build_fuchsia_test.dart

@@ -22,6 +22,7 @@ import 'package:test/fake.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/testbed.dart';
 
 // Defined globally for fakes to use.

packages/flutter_tools/test/commands.shard/hermetic/build_linux_test.dart

@@ -24,6 +24,7 @@ import 'package:test/fake.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/testbed.dart';
 
 const String _kTestFlutterRoot = '/flutter';

packages/flutter_tools/test/commands.shard/hermetic/build_macos_test.dart

@@ -24,6 +24,7 @@ import 'package:process/process.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/testbed.dart';
 
 class FakeXcodeProjectInterpreterWithProfile extends FakeXcodeProjectInterpreter {

packages/flutter_tools/test/commands.shard/hermetic/build_windows_test.dart

@@ -18,6 +18,7 @@ import 'package:process/process.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/testbed.dart';
 
 const String flutterRoot = r'C:\flutter';

packages/flutter_tools/test/commands.shard/hermetic/doctor_test.dart

@@ -34,6 +34,7 @@ import 'package:fake_async/fake_async.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/testbed.dart';
 
 final Generator _kNoColorOutputPlatform = () => FakePlatform(

packages/flutter_tools/test/commands.shard/hermetic/precache_test.dart

@@ -13,7 +13,7 @@ import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   MockCache cache;

packages/flutter_tools/test/commands.shard/hermetic/test_test.dart

@@ -100,7 +100,7 @@ void main() {
   }, overrides: <Type, Generator>{
     FileSystem: () => fs,
     ProcessManager: () => FakeProcessManager.any(),
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
   });
 
   group('shard-index and total-shards', () {
@@ -124,7 +124,7 @@ void main() {
     }, overrides: <Type, Generator>{
       FileSystem: () => fs,
       ProcessManager: () => FakeProcessManager.any(),
-      Cache: () => FakeCache(),
+      Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     });
 
     testUsingContext('without the params they not Piped to package:test',
@@ -145,7 +145,7 @@ void main() {
     }, overrides: <Type, Generator>{
       FileSystem: () => fs,
       ProcessManager: () => FakeProcessManager.any(),
-      Cache: () => FakeCache(),
+      Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     });
   });
 
@@ -168,7 +168,7 @@ void main() {
   }, overrides: <Type, Generator>{
     FileSystem: () => fs,
     ProcessManager: () => FakeProcessManager.any(),
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
   });
 
   testUsingContext('Pipes start-paused to package:test',
@@ -193,7 +193,7 @@ void main() {
   }, overrides: <Type, Generator>{
     FileSystem: () => fs,
     ProcessManager: () => FakeProcessManager.any(),
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
   });
 
   testUsingContext('Pipes run-skipped to package:test',
@@ -218,7 +218,7 @@ void main() {
   }, overrides: <Type, Generator>{
     FileSystem: () => fs,
     ProcessManager: () => FakeProcessManager.any(),
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
   });
 
   testUsingContext('Pipes enable-observatory', () async {
@@ -266,7 +266,7 @@ void main() {
   }, overrides: <Type, Generator>{
     FileSystem: () => fs,
     ProcessManager: () => FakeProcessManager.any(),
-    Cache: () => FakeCache(),
+    Cache: () => Cache.test(processManager: FakeProcessManager.any()),
   });
 }
 

packages/flutter_tools/test/commands.shard/permeable/create_test.dart

@@ -31,6 +31,7 @@ import 'package:pubspec_parse/pubspec_parse.dart';
 import '../../src/common.dart';
 import '../../src/context.dart';
 import '../../src/fake_http_client.dart';
+import '../../src/fakes.dart';
 import '../../src/pubspec_schema.dart';
 import '../../src/testbed.dart';
 

packages/flutter_tools/test/commands.shard/permeable/devices_test.dart

@@ -20,6 +20,7 @@ import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/testbed.dart';
 
 void main() {

packages/flutter_tools/test/general.shard/android/android_device_discovery_test.dart

@@ -17,7 +17,7 @@ import 'package:test/fake.dart';
 import '../../src/common.dart';
 import '../../src/context.dart';
 import '../../src/fake_process_manager.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   AndroidWorkflow androidWorkflow;

packages/flutter_tools/test/general.shard/android/android_workflow_test.dart

@@ -21,7 +21,6 @@ import '../../src/common.dart';
 import '../../src/context.dart';
 import '../../src/fakes.dart';
 import '../../src/mocks.dart' show MockAndroidSdk, MockProcessManager;
-import '../../src/testbed.dart';
 
 class MockAndroidSdkVersion extends Mock implements AndroidSdkVersion {}
 

packages/flutter_tools/test/general.shard/doctor.dart

@@ -11,6 +11,7 @@ import 'package:flutter_tools/src/web/web_validator.dart';
 import 'package:flutter_tools/src/windows/visual_studio_validator.dart';
 
 import '../src/common.dart';
+import '../src/fakes.dart';
 import '../src/testbed.dart';
 
 void main() {

packages/flutter_tools/test/general.shard/emulator_test.dart

@@ -16,6 +16,7 @@ import 'package:mockito/mockito.dart';
 
 import '../src/common.dart';
 import '../src/context.dart';
+import '../src/fakes.dart';
 import '../src/mocks.dart';
 import '../src/testbed.dart';
 

packages/flutter_tools/test/general.shard/fuchsia/fuchsia_workflow_test.dart

@@ -11,7 +11,7 @@ import 'package:flutter_tools/src/fuchsia/fuchsia_sdk.dart';
 import 'package:flutter_tools/src/fuchsia/fuchsia_workflow.dart';
 
 import '../../src/common.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   final FileSystem fileSystem = MemoryFileSystem.test();

packages/flutter_tools/test/general.shard/ios/ios_device_logger_test.dart

@@ -9,6 +9,7 @@ import 'dart:async';
 import 'package:flutter_tools/src/artifacts.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/build_info.dart';
+import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/convert.dart';
 import 'package:flutter_tools/src/device.dart';
 import 'package:flutter_tools/src/ios/devices.dart';
@@ -20,18 +21,17 @@ import 'package:vm_service/vm_service.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
 
 void main() {
   FakeProcessManager processManager;
   Artifacts artifacts;
-  FakeCache fakeCache;
+  Cache fakeCache;
   BufferLogger logger;
   String ideviceSyslogPath;
 
   setUp(() {
     processManager = FakeProcessManager.list(<FakeCommand>[]);
-    fakeCache = FakeCache();
+    fakeCache = Cache.test();
     artifacts = Artifacts.test();
     logger = BufferLogger.test();
     ideviceSyslogPath = artifacts.getArtifactPath(Artifact.idevicesyslog, platform: TargetPlatform.ios);

packages/flutter_tools/test/general.shard/ios/ios_workflow_test.dart

@@ -11,7 +11,7 @@ import 'package:flutter_tools/src/macos/xcode.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   testWithoutContext('iOS workflow is disabled if feature is disabled', () {

packages/flutter_tools/test/general.shard/linux/linux_device_test.dart

@@ -18,7 +18,7 @@ import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 final FakePlatform linux = FakePlatform(
   operatingSystem: 'linux',

packages/flutter_tools/test/general.shard/linux/linux_workflow_test.dart

@@ -9,7 +9,7 @@ import 'package:flutter_tools/src/features.dart';
 import 'package:flutter_tools/src/linux/linux_workflow.dart';
 
 import '../../src/common.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   final Platform linux = FakePlatform(

packages/flutter_tools/test/general.shard/macos/macos_device_test.dart

@@ -20,7 +20,7 @@ import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 final FakePlatform macOS = FakePlatform(
   operatingSystem: 'macos',

packages/flutter_tools/test/general.shard/macos/macos_workflow_test.dart

@@ -8,7 +8,7 @@ import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/macos/macos_workflow.dart';
 
 import '../../src/common.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 final FakePlatform macOS = FakePlatform(
   operatingSystem: 'macos',

packages/flutter_tools/test/general.shard/plugins_test.dart

@@ -28,6 +28,7 @@ import 'package:yaml/yaml.dart';
 
 import '../src/common.dart';
 import '../src/context.dart';
+import '../src/fakes.dart';
 import '../src/pubspec_schema.dart';
 import '../src/testbed.dart';
 

packages/flutter_tools/test/general.shard/resident_runner_test.dart

@@ -38,6 +38,7 @@ import 'package:mockito/mockito.dart';
 
 import '../src/common.dart';
 import '../src/context.dart';
+import '../src/fakes.dart';
 import '../src/testbed.dart';
 
 final vm_service.Isolate fakeUnpausedIsolate = vm_service.Isolate(

packages/flutter_tools/test/general.shard/web/devices_test.dart

@@ -15,7 +15,7 @@ import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   testWithoutContext('No web devices listed if feature is disabled', () async {

packages/flutter_tools/test/general.shard/web/workflow_test.dart

@@ -8,7 +8,7 @@ import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/web/workflow.dart';
 
 import '../../src/common.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   testWithoutContext('WebWorkflow applies on Linux', () {

packages/flutter_tools/test/general.shard/windows/windows_device_test.dart

@@ -18,7 +18,7 @@ import 'package:test/fake.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   testWithoutContext('WindowsDevice defaults', () async {

packages/flutter_tools/test/general.shard/windows/windows_workflow_test.dart

@@ -8,7 +8,7 @@ import 'package:flutter_tools/src/base/platform.dart';
 import 'package:flutter_tools/src/windows/windows_workflow.dart';
 
 import '../../src/common.dart';
-import '../../src/testbed.dart';
+import '../../src/fakes.dart';
 
 void main() {
   final FakePlatform windows = FakePlatform(operatingSystem: 'windows');

packages/flutter_tools/test/src/fakes.dart

@@ -17,7 +17,9 @@ import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/convert.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
 import 'package:flutter_tools/src/device.dart';
+import 'package:flutter_tools/src/features.dart';
 import 'package:flutter_tools/src/ios/plist_parser.dart';
+import 'package:flutter_tools/src/version.dart';
 import 'package:test/fake.dart';
 
 /// A fake implementation of the [DeviceLogReader].
@@ -445,6 +447,152 @@ class FakePub extends Fake implements Pub {
   }) async { }
 }
 
+class FakeFlutterVersion implements FlutterVersion {
+  @override
+  void fetchTagsAndUpdate() {  }
+
+  @override
+  String get channel => 'master';
+
+  @override
+  Future<void> checkFlutterVersionFreshness() async { }
+
+  @override
+  bool checkRevisionAncestry({String tentativeDescendantRevision, String tentativeAncestorRevision}) {
+    throw UnimplementedError();
+  }
+
+  @override
+  String get dartSdkVersion => '12';
+
+  @override
+  String get engineRevision => '42.2';
+
+  @override
+  String get engineRevisionShort => '42';
+
+  @override
+  Future<void> ensureVersionFile() async { }
+
+  @override
+  String get frameworkAge => null;
+
+  @override
+  String get frameworkCommitDate => null;
+
+  @override
+  String get frameworkDate => null;
+
+  @override
+  String get frameworkRevision => null;
+
+  @override
+  String get frameworkRevisionShort => null;
+
+  @override
+  String get frameworkVersion => null;
+
+  @override
+  GitTagVersion get gitTagVersion => null;
+
+  @override
+  String getBranchName({bool redactUnknownBranches = false}) {
+    return 'master';
+  }
+
+  @override
+  String getVersionString({bool redactUnknownBranches = false}) {
+    return 'v0.0.0';
+  }
+
+  @override
+  String get repositoryUrl => null;
+
+  @override
+  Map<String, Object> toJson() {
+    return null;
+  }
+}
+
+// A test implementation of [FeatureFlags] that allows enabling without reading
+// config. If not otherwise specified, all values default to false.
+class TestFeatureFlags implements FeatureFlags {
+  TestFeatureFlags({
+    this.isLinuxEnabled = false,
+    this.isMacOSEnabled = false,
+    this.isWebEnabled = false,
+    this.isWindowsEnabled = false,
+    this.isSingleWidgetReloadEnabled = false,
+    this.isAndroidEnabled = true,
+    this.isIOSEnabled = true,
+    this.isFuchsiaEnabled = false,
+    this.isExperimentalInvalidationStrategyEnabled = false,
+  });
+
+  @override
+  final bool isLinuxEnabled;
+
+  @override
+  final bool isMacOSEnabled;
+
+  @override
+  final bool isWebEnabled;
+
+  @override
+  final bool isWindowsEnabled;
+
+  @override
+  final bool isSingleWidgetReloadEnabled;
+
+  @override
+  final bool isAndroidEnabled;
+
+  @override
+  final bool isIOSEnabled;
+
+  @override
+  final bool isFuchsiaEnabled;
+
+  @override
+  final bool isExperimentalInvalidationStrategyEnabled;
+
+  @override
+  bool isEnabled(Feature feature) {
+    switch (feature) {
+      case flutterWebFeature:
+        return isWebEnabled;
+      case flutterLinuxDesktopFeature:
+        return isLinuxEnabled;
+      case flutterMacOSDesktopFeature:
+        return isMacOSEnabled;
+      case flutterWindowsDesktopFeature:
+        return isWindowsEnabled;
+      case singleWidgetReload:
+        return isSingleWidgetReloadEnabled;
+      case flutterAndroidFeature:
+        return isAndroidEnabled;
+      case flutterIOSFeature:
+        return isIOSEnabled;
+      case flutterFuchsiaFeature:
+        return isFuchsiaEnabled;
+      case experimentalInvalidationStrategy:
+        return isExperimentalInvalidationStrategyEnabled;
+    }
+    return false;
+  }
+}
+
+class FakeStatusLogger extends DelegatingLogger {
+  FakeStatusLogger(Logger delegate) : super(delegate);
+
+  Status status;
+
+  @override
+  Status startProgress(String message, {Duration timeout, String progressId, bool multilineOutput = false, int progressIndicatorPadding = kDefaultStatusPadding}) {
+    return status;
+  }
+}
+
 class TestBuildSystem implements BuildSystem {
   /// Create a [BuildSystem] instance that returns the provided results in order.
   TestBuildSystem.list(this._results, [this._onRun])

packages/flutter_tools/test/src/testbed.dart

@@ -19,7 +19,6 @@ import 'package:flutter_tools/src/base/terminal.dart';
 import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/context_runner.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
-import 'package:flutter_tools/src/features.dart';
 import 'package:flutter_tools/src/reporting/reporting.dart';
 import 'package:flutter_tools/src/version.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
@@ -29,6 +28,7 @@ import 'package:process/process.dart';
 import 'common.dart' as tester;
 import 'context.dart';
 import 'fake_http_client.dart';
+import 'fakes.dart';
 import 'throwing_pub.dart';
 
 export 'package:flutter_tools/src/base/context.dart' show Generator;
@@ -45,7 +45,7 @@ final Map<Type, Generator> _testbedDefaults = <Type, Generator>{
   ), // Allows reading logs and prevents stdout.
   OperatingSystemUtils: () => FakeOperatingSystemUtils(),
   OutputPreferences: () => OutputPreferences.test(), // configures BufferLogger to avoid color codes.
-  Usage: () => NoOpUsage(), // prevent addition of analytics from burdening test mocks
+  Usage: () => TestUsage(), // prevent addition of analytics from burdening test mocks
   FlutterVersion: () => FakeFlutterVersion(), // prevent requirement to mock git for test runner.
   Signals: () => FakeSignals(),  // prevent registering actual signal handlers.
   Pub: () => ThrowingPub(), // prevent accidental invocations of pub.
@@ -157,306 +157,3 @@ class Testbed {
     }, createHttpClient: (SecurityContext c) => FakeHttpClient.any());
   }
 }
-
-/// A no-op implementation of [Usage] for testing.
-class NoOpUsage implements Usage {
-  @override
-  bool enabled = false;
-
-  @override
-  bool suppressAnalytics = true;
-
-  @override
-  String get clientId => 'test';
-
-  @override
-  Future<void> ensureAnalyticsSent() {
-    return null;
-  }
-
-  @override
-  Stream<Map<String, Object>> get onSend => const Stream<Map<String, Object>>.empty();
-
-  @override
-  void printWelcome() {}
-
-  @override
-  void sendCommand(String command, {Map<String, String> parameters}) {}
-
-  @override
-  void sendEvent(String category, String parameter, {
-    String label,
-    int value,
-    Map<String, String> parameters,
-  }) {}
-
-  @override
-  void sendException(dynamic exception) {}
-
-  @override
-  void sendTiming(String category, String variableName, Duration duration, { String label }) {}
-}
-
-class FakeFlutterVersion implements FlutterVersion {
-  @override
-  void fetchTagsAndUpdate() {  }
-
-  @override
-  String get channel => 'master';
-
-  @override
-  Future<void> checkFlutterVersionFreshness() async { }
-
-  @override
-  bool checkRevisionAncestry({String tentativeDescendantRevision, String tentativeAncestorRevision}) {
-    throw UnimplementedError();
-  }
-
-  @override
-  String get dartSdkVersion => '12';
-
-  @override
-  String get engineRevision => '42.2';
-
-  @override
-  String get engineRevisionShort => '42';
-
-  @override
-  Future<void> ensureVersionFile() async { }
-
-  @override
-  String get frameworkAge => null;
-
-  @override
-  String get frameworkCommitDate => null;
-
-  @override
-  String get frameworkDate => null;
-
-  @override
-  String get frameworkRevision => null;
-
-  @override
-  String get frameworkRevisionShort => null;
-
-  @override
-  String get frameworkVersion => null;
-
-  @override
-  GitTagVersion get gitTagVersion => null;
-
-  @override
-  String getBranchName({bool redactUnknownBranches = false}) {
-    return 'master';
-  }
-
-  @override
-  String getVersionString({bool redactUnknownBranches = false}) {
-    return 'v0.0.0';
-  }
-
-  @override
-  String get repositoryUrl => null;
-
-  @override
-  Map<String, Object> toJson() {
-    return null;
-  }
-}
-
-// A test implementation of [FeatureFlags] that allows enabling without reading
-// config. If not otherwise specified, all values default to false.
-class TestFeatureFlags implements FeatureFlags {
-  TestFeatureFlags({
-    this.isLinuxEnabled = false,
-    this.isMacOSEnabled = false,
-    this.isWebEnabled = false,
-    this.isWindowsEnabled = false,
-    this.isSingleWidgetReloadEnabled = false,
-    this.isAndroidEnabled = true,
-    this.isIOSEnabled = true,
-    this.isFuchsiaEnabled = false,
-    this.isExperimentalInvalidationStrategyEnabled = false,
-  });
-
-  @override
-  final bool isLinuxEnabled;
-
-  @override
-  final bool isMacOSEnabled;
-
-  @override
-  final bool isWebEnabled;
-
-  @override
-  final bool isWindowsEnabled;
-
-  @override
-  final bool isSingleWidgetReloadEnabled;
-
-  @override
-  final bool isAndroidEnabled;
-
-  @override
-  final bool isIOSEnabled;
-
-  @override
-  final bool isFuchsiaEnabled;
-
-  @override
-  final bool isExperimentalInvalidationStrategyEnabled;
-
-  @override
-  bool isEnabled(Feature feature) {
-    switch (feature) {
-      case flutterWebFeature:
-        return isWebEnabled;
-      case flutterLinuxDesktopFeature:
-        return isLinuxEnabled;
-      case flutterMacOSDesktopFeature:
-        return isMacOSEnabled;
-      case flutterWindowsDesktopFeature:
-        return isWindowsEnabled;
-      case singleWidgetReload:
-        return isSingleWidgetReloadEnabled;
-      case flutterAndroidFeature:
-        return isAndroidEnabled;
-      case flutterIOSFeature:
-        return isIOSEnabled;
-      case flutterFuchsiaFeature:
-        return isFuchsiaEnabled;
-      case experimentalInvalidationStrategy:
-        return isExperimentalInvalidationStrategyEnabled;
-    }
-    return false;
-  }
-}
-
-class FakeStatusLogger extends DelegatingLogger {
-  FakeStatusLogger(Logger delegate) : super(delegate);
-
-  Status status;
-
-  @override
-  Status startProgress(String message, {Duration timeout, String progressId, bool multilineOutput = false, int progressIndicatorPadding = kDefaultStatusPadding}) {
-    return status;
-  }
-}
-
-/// An implementation of the Cache which does not download or require locking.
-class FakeCache implements Cache {
-  @override
-  bool includeAllPlatforms;
-
-  @override
-  Set<String> platformOverrideArtifacts;
-
-  @override
-  bool useUnsignedMacBinaries;
-
-  @override
-  Future<bool> areRemoteArtifactsAvailable({String engineVersion, bool includeAllPlatforms = true}) async {
-    return true;
-  }
-
-  @override
-  String get dartSdkVersion => null;
-
-  @override
-  String get storageBaseUrl => null;
-
-  @override
-  MapEntry<String, String> get dyLdLibEntry => const MapEntry<String, String>('DYLD_LIBRARY_PATH', '');
-
-  @override
-  String get engineRevision => null;
-
-  @override
-  Directory getArtifactDirectory(String name) {
-    return globals.fs.currentDirectory;
-  }
-
-  @override
-  Directory getCacheArtifacts() {
-    return globals.fs.currentDirectory;
-  }
-
-  @override
-  Directory getCacheDir(String name) {
-    return globals.fs.currentDirectory;
-  }
-
-  @override
-  Directory getDownloadDir() {
-    return globals.fs.currentDirectory;
-  }
-
-  @override
-  Directory getRoot() {
-    return globals.fs.currentDirectory;
-  }
-
-  @override
-  String getHostPlatformArchName() => 'x64';
-
-  @override
-  File getLicenseFile() {
-    return globals.fs.currentDirectory.childFile('LICENSE');
-  }
-
-  @override
-  File getStampFileFor(String artifactName) {
-    throw UnsupportedError('Not supported in the fake Cache');
-  }
-
-  @override
-  String getStampFor(String artifactName) {
-    throw UnsupportedError('Not supported in the fake Cache');
-  }
-
-  @override
-  String getVersionFor(String artifactName) {
-    throw UnsupportedError('Not supported in the fake Cache');
-  }
-
-  @override
-  Directory getWebSdkDirectory() {
-    return globals.fs.currentDirectory;
-  }
-
-  @override
-  bool isOlderThanToolsStamp(FileSystemEntity entity) {
-    return false;
-  }
-
-  @override
-  Future<bool> isUpToDate() async {
-    return true;
-  }
-
-  @override
-  void setStampFor(String artifactName, String version) {
-    throw UnsupportedError('Not supported in the fake Cache');
-  }
-
-  @override
-  Future<void> updateAll(Set<DevelopmentArtifact> requiredArtifacts) async {
-  }
-
-  @override
-  Future<bool> doesRemoteExist(String message, Uri url) async {
-    return true;
-  }
-
-  @override
-  void clearStampFiles() { }
-
-  @override
-  void checkLockAcquired() { }
-
-  @override
-  Future<void> lock() async { }
-
-  @override
-  void releaseLock() { }
-}