Replace MockArtifacts with Artifacts.test() (#67012)

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

@@ -424,14 +424,14 @@ void main() {
   });
 
   group('doctor with fake validators', () {
-    MockArtifacts mockArtifacts;
+    Artifacts artifacts;
-    const String genSnapshotPath = '/path/to/gen_snapshot';
+    String genSnapshotPath;
     FileSystem memoryFileSystem;
 
     setUp(() {
       memoryFileSystem = MemoryFileSystem.test();
-      mockArtifacts = MockArtifacts();
+      artifacts = Artifacts.test();
-      when(mockArtifacts.getArtifactPath(Artifact.genSnapshot)).thenReturn(genSnapshotPath);
+      genSnapshotPath = artifacts.getArtifactPath(Artifact.genSnapshot);
     });
 
     testUsingContext('validate non-verbose output format for run without issues', () async {
@@ -594,7 +594,7 @@ void main() {
         }
       }
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       OutputPreferences: () => OutputPreferences(wrapText: false),
       ProcessManager: () => mockProcessManager,
@@ -607,7 +607,7 @@ void main() {
       // fail if the gen_snapshot binary is not present.
       expect(logger.statusText, contains('No issues found!'));
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => MemoryFileSystem.test(),
       ProcessManager: () => FakeProcessManager.any(),
     });
@@ -635,7 +635,7 @@ void main() {
           '! Doctor found issues in 1 category.\n'
       ));
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       OutputPreferences: () => OutputPreferences(wrapText: false),
       ProcessManager: () => mockProcessManager,
@@ -653,7 +653,7 @@ void main() {
       expect(logger.statusText, contains('Pub download mirror https://example.com/pub'));
       expect(logger.statusText, contains('Flutter download mirror https://example.com/flutter'));
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       OutputPreferences: () => OutputPreferences(wrapText: false),
       ProcessManager: () => mockProcessManager,
@@ -1239,7 +1239,6 @@ class VsCodeValidatorTestTargets extends VsCodeValidator {
 }
 
 class MockProcessManager extends Mock implements ProcessManager {}
-class MockArtifacts extends Mock implements Artifacts {}
 class MockPlistParser extends Mock implements PlistParser {}
 class MockDeviceManager extends Mock implements DeviceManager {}
 class MockDevice extends Mock implements Device {

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

@@ -140,14 +140,14 @@ void main() {
 
     group('run app', () {
       MemoryFileSystem fs;
-      MockArtifacts mockArtifacts;
+      Artifacts artifacts;
       MockCache mockCache;
       MockProcessManager mockProcessManager;
       MockUsage mockUsage;
       Directory tempDir;
 
       setUp(() {
-        mockArtifacts = MockArtifacts();
+        artifacts = Artifacts.test();
         mockCache = MockCache();
         mockUsage = MockUsage();
         fs = MemoryFileSystem.test();
@@ -357,12 +357,6 @@ void main() {
           userIdentifier: anyNamed('userIdentifier'),
         )).thenAnswer((Invocation invocation) => Future<LaunchResult>.value(LaunchResult.failed()));
 
-        when(mockArtifacts.getArtifactPath(
-          Artifact.flutterPatchedSdkPath,
-          platform: anyNamed('platform'),
-          mode: anyNamed('mode'),
-        )).thenReturn('/path/to/sdk');
-
         when(mockDeviceManager.getDevices()).thenAnswer(
           (Invocation invocation) => Future<List<Device>>.value(<Device>[mockDevice])
         );
@@ -409,7 +403,7 @@ void main() {
         expect(parameters.containsKey(cdKey(CustomDimensions.commandRunAndroidEmbeddingVersion)), false);
       }, overrides: <Type, Generator>{
         ApplicationPackageFactory: () => mockApplicationPackageFactory,
-        Artifacts: () => mockArtifacts,
+        Artifacts: () => artifacts,
         Cache: () => mockCache,
         DeviceManager: () => mockDeviceManager,
         FileSystem: () => fs,
@@ -541,7 +535,6 @@ void main() {
   });
 }
 
-class MockArtifacts extends Mock implements Artifacts {}
 class MockCache extends Mock implements Cache {}
 class MockUsage extends Mock implements Usage {}
 

packages/flutter_tools/test/general.shard/base/build_test.dart

@@ -12,7 +12,6 @@ import 'package:flutter_tools/src/build_info.dart';
 import 'package:flutter_tools/src/ios/xcodeproj.dart';
 import 'package:flutter_tools/src/macos/xcode.dart';
 import 'package:flutter_tools/src/reporting/reporting.dart';
-import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
@@ -82,30 +81,30 @@ void main() {
 
   group('GenSnapshot', () {
     GenSnapshot genSnapshot;
-    MockArtifacts mockArtifacts;
+    Artifacts artifacts;
     FakeProcessManager processManager;
     BufferLogger logger;
 
     setUp(() async {
-      mockArtifacts = MockArtifacts();
+      artifacts = Artifacts.test();
       logger = BufferLogger.test();
       processManager = FakeProcessManager.list(<  FakeCommand>[]);
       genSnapshot = GenSnapshot(
-        artifacts: mockArtifacts,
+        artifacts: artifacts,
         logger: logger,
         processManager: processManager,
       );
-      when(mockArtifacts.getArtifactPath(
-        any,
-        platform: anyNamed('platform'),
-        mode: anyNamed('mode'),
-      )).thenReturn('gen_snapshot');
     });
 
     testWithoutContext('android_x64', () async {
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(
-        command: <String>['gen_snapshot', '--additional_arg']
+        FakeCommand(
-      ));
+          command: <String>[
+            artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_x64, mode: BuildMode.release),
+            '--additional_arg'
+          ],
+        ),
+      );
 
       final int result = await genSnapshot.run(
         snapshotType: SnapshotType(TargetPlatform.android_x64, BuildMode.release),
@@ -116,9 +115,14 @@ void main() {
     });
 
     testWithoutContext('iOS armv7', () async {
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(
-        command: <String>['gen_snapshot_armv7', '--additional_arg']
+        FakeCommand(
-      ));
+          command: <String>[
+            artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.release) + '_armv7',
+            '--additional_arg'
+          ],
+        ),
+      );
 
       final int result = await genSnapshot.run(
         snapshotType: SnapshotType(TargetPlatform.ios, BuildMode.release),
@@ -129,9 +133,14 @@ void main() {
     });
 
     testWithoutContext('iOS arm64', () async {
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(
-        command: <String>['gen_snapshot_arm64', '--additional_arg']
+        FakeCommand(
-      ));
+          command: <String>[
+            artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.release) + '_arm64',
+           '--additional_arg',
+          ],
+        ),
+      );
 
       final int result = await genSnapshot.run(
         snapshotType: SnapshotType(TargetPlatform.ios, BuildMode.release),
@@ -143,7 +152,10 @@ void main() {
 
     testWithoutContext('--strip filters error output from gen_snapshot', () async {
         processManager.addCommand(FakeCommand(
-        command: const <String>['gen_snapshot', '--strip'],
+        command: <String>[
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_x64, mode: BuildMode.release),
+          '--strip',
+        ],
         stderr: 'ABC\n${GenSnapshot.kIgnoredWarnings.join('\n')}\nXYZ\n'
       ));
 
@@ -165,7 +177,7 @@ void main() {
   group('AOTSnapshotter', () {
     MemoryFileSystem fileSystem;
     AOTSnapshotter snapshotter;
-    MockArtifacts mockArtifacts;
+    Artifacts artifacts;
     FakeProcessManager processManager;
     Logger logger;
 
@@ -173,7 +185,7 @@ void main() {
       final Platform platform = FakePlatform(operatingSystem: 'macos');
       logger = BufferLogger.test();
       fileSystem = MemoryFileSystem.test();
-      mockArtifacts = MockArtifacts();
+      artifacts = Artifacts.test();
       processManager = FakeProcessManager.list(<FakeCommand>[]);
       snapshotter = AOTSnapshotter(
         fileSystem: fileSystem,
@@ -192,14 +204,9 @@ void main() {
             usage: Usage.test(),
           ),
         ),
-        artifacts: mockArtifacts,
+        artifacts: artifacts,
         processManager: processManager,
       );
-      when(mockArtifacts.getArtifactPath(
-        Artifact.genSnapshot,
-        platform: anyNamed('platform'),
-        mode: anyNamed('mode')),
-      ).thenReturn('gen_snapshot');
     });
 
     testWithoutContext('does not build iOS with debug build mode', () async {
@@ -253,7 +260,7 @@ void main() {
       final String assembly = fileSystem.path.join(outputPath, 'snapshot_assembly.S');
       processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot_armv7',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.profile) +'_armv7',
           '--deterministic',
           '--snapshot_kind=app-aot-assembly',
           '--assembly=$assembly',
@@ -313,7 +320,7 @@ void main() {
       final String debugPath = fileSystem.path.join('foo', 'app.ios-armv7.symbols');
         processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot_armv7',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.profile) +'_armv7',
           '--deterministic',
           '--snapshot_kind=app-aot-assembly',
           '--assembly=$assembly',
@@ -373,7 +380,7 @@ void main() {
       final String assembly = fileSystem.path.join(outputPath, 'snapshot_assembly.S');
       processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot_armv7',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.profile) +'_armv7',
           '--deterministic',
           '--snapshot_kind=app-aot-assembly',
           '--assembly=$assembly',
@@ -432,7 +439,7 @@ void main() {
       final String outputPath = fileSystem.path.join('build', 'foo');
       processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot_armv7',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.release) +'_armv7',
           '--deterministic',
           '--snapshot_kind=app-aot-assembly',
           '--assembly=${fileSystem.path.join(outputPath, 'snapshot_assembly.S')}',
@@ -489,7 +496,7 @@ void main() {
       final String outputPath = fileSystem.path.join('build', 'foo');
       processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot_arm64',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.ios, mode: BuildMode.release) +'_arm64',
           '--deterministic',
           '--snapshot_kind=app-aot-assembly',
           '--assembly=${fileSystem.path.join(outputPath, 'snapshot_assembly.S')}',
@@ -542,9 +549,9 @@ void main() {
 
     testWithoutContext('builds shared library for android-arm (32bit)', () async {
       final String outputPath = fileSystem.path.join('build', 'foo');
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_arm, mode: BuildMode.release),
           '--deterministic',
           '--snapshot_kind=app-aot-elf',
           '--elf=build/foo/app.so',
@@ -577,7 +584,7 @@ void main() {
       final String debugPath = fileSystem.path.join('foo', 'app.android-arm.symbols');
       processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_arm, mode: BuildMode.release),
           '--deterministic',
           '--snapshot_kind=app-aot-elf',
           '--elf=build/foo/app.so',
@@ -609,9 +616,9 @@ void main() {
 
     testWithoutContext('builds shared library for android-arm with obfuscate', () async {
       final String outputPath = fileSystem.path.join('build', 'foo');
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_arm, mode: BuildMode.release),
           '--deterministic',
           '--snapshot_kind=app-aot-elf',
           '--elf=build/foo/app.so',
@@ -642,9 +649,9 @@ void main() {
 
     testWithoutContext('builds shared library for android-arm without dwarf stack traces due to empty string', () async {
       final String outputPath = fileSystem.path.join('build', 'foo');
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_arm, mode: BuildMode.release),
           '--deterministic',
           '--snapshot_kind=app-aot-elf',
           '--elf=build/foo/app.so',
@@ -674,9 +681,9 @@ void main() {
 
     testWithoutContext('builds shared library for android-arm64', () async {
       final String outputPath = fileSystem.path.join('build', 'foo');
-      processManager.addCommand(const FakeCommand(
+      processManager.addCommand(FakeCommand(
         command: <String>[
-          'gen_snapshot',
+          artifacts.getArtifactPath(Artifact.genSnapshot, platform: TargetPlatform.android_arm64, mode: BuildMode.release),
           '--deterministic',
           '--snapshot_kind=app-aot-elf',
           '--elf=build/foo/app.so',
@@ -703,5 +710,3 @@ void main() {
     });
   });
 }
-
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/build_system_test.dart

@@ -12,7 +12,6 @@ import 'package:flutter_tools/src/base/utils.dart';
 import 'package:flutter_tools/src/build_system/build_system.dart';
 import 'package:flutter_tools/src/build_system/exceptions.dart';
 import 'package:flutter_tools/src/convert.dart';
-import 'package:mockito/mockito.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
@@ -84,8 +83,7 @@ void main() {
       ..inputs = const <Source>[
         Source.pattern('{PROJECT_DIR}/foo.dart'),
       ];
-    final MockArtifacts artifacts = MockArtifacts();
+    final Artifacts artifacts = Artifacts.test();
-    when(artifacts.isLocalEngine).thenReturn(false);
     environment = Environment.test(
       fileSystem.currentDirectory,
       artifacts: artifacts,
@@ -386,7 +384,7 @@ void main() {
     final Environment environmentA = Environment.test(
       fileSystem.currentDirectory,
       outputDir: fileSystem.directory('a'),
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -394,7 +392,7 @@ void main() {
     final Environment environmentB = Environment.test(
       fileSystem.currentDirectory,
       outputDir: fileSystem.directory('b'),
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -406,7 +404,7 @@ void main() {
   testWithoutContext('Additional inputs do not change the build configuration',  () async {
     final Environment environmentA = Environment.test(
       fileSystem.currentDirectory,
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -416,7 +414,7 @@ void main() {
     );
     final Environment environmentB = Environment.test(
       fileSystem.currentDirectory,
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -479,7 +477,7 @@ void main() {
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       outputDir: fileSystem.directory('a/b/c/d'),
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -561,7 +559,7 @@ void main() {
       defines: <String, String>{
         'config': 'debug',
       },
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       logger: BufferLogger.test(),
       fileSystem: fileSystem,
@@ -572,7 +570,7 @@ void main() {
       defines: <String, String>{
         'config': 'profile',
       },
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       logger: BufferLogger.test(),
       fileSystem: fileSystem,
@@ -688,5 +686,3 @@ class TestTarget extends Target {
   @override
   List<Source> outputs = <Source>[];
 }
-
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/file_store_test.dart

@@ -7,7 +7,6 @@ import 'dart:typed_data';
 import 'package:crypto/crypto.dart';
 import 'package:file/memory.dart';
 import 'package:file_testing/file_testing.dart';
-import 'package:flutter_tools/src/artifacts.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/build_system/file_store.dart';
@@ -202,4 +201,3 @@ void main() {
 }
 
 class MockFile extends Mock implements File {}
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/targets/assets_test.dart

@@ -14,7 +14,6 @@ import 'package:flutter_tools/src/build_system/depfile.dart';
 import 'package:flutter_tools/src/build_system/targets/assets.dart';
 import 'package:flutter_tools/src/convert.dart';
 import 'package:flutter_tools/src/devfs.dart';
-import 'package:mockito/mockito.dart';
 
 import '../../../src/common.dart';
 import '../../../src/context.dart';
@@ -30,7 +29,7 @@ void main() {
     environment = Environment.test(
       fileSystem.currentDirectory,
       processManager: FakeProcessManager.any(),
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
     );
@@ -248,5 +247,3 @@ flutter:
     expect(logger.errorText, isEmpty);
   });
 }
-
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/targets/icon_tree_shaker_test.dart

@@ -25,44 +25,39 @@ import '../../../src/mocks.dart' as mocks;
 final Platform kNoAnsiPlatform = FakePlatform(stdoutSupportsAnsi: false);
 const List<int> _kTtfHeaderBytes = <int>[0, 1, 0, 0, 0, 15, 0, 128, 0, 3, 0, 112];
 
-const String dartPath = '/flutter/dart';
-const String constFinderPath = '/flutter/const_finder.snapshot.dart';
-const String fontSubsetPath = '/flutter/font-subset';
-
 const String inputPath = '/input/fonts/MaterialIcons-Regular.otf';
 const String outputPath = '/output/fonts/MaterialIcons-Regular.otf';
 const String relativePath = 'fonts/MaterialIcons-Regular.otf';
 
-List<String> getConstFinderArgs(String appDillPath) => <String>[
-  dartPath,
-  '--disable-dart-dev',
-  constFinderPath,
-  '--kernel-file', appDillPath,
-  '--class-library-uri', 'package:flutter/src/widgets/icon_data.dart',
-  '--class-name', 'IconData',
-];
-
-const List<String> fontSubsetArgs = <String>[
-  fontSubsetPath,
-  outputPath,
-  inputPath,
-];
-
 void main() {
   BufferLogger logger;
   MemoryFileSystem fileSystem;
   MockProcessManager mockProcessManager;
   MockProcess fontSubsetProcess;
-  MockArtifacts mockArtifacts;
+  Artifacts artifacts;
   DevFSStringContent fontManifestContent;
 
+  String dartPath;
+  String constFinderPath;
+  String fontSubsetPath;
+  List<String> fontSubsetArgs;
+
+  List<String> _getConstFinderArgs(String appDillPath) => <String>[
+    dartPath,
+    '--disable-dart-dev',
+    constFinderPath,
+    '--kernel-file', appDillPath,
+    '--class-library-uri', 'package:flutter/src/widgets/icon_data.dart',
+    '--class-name', 'IconData',
+  ];
+
   void _addConstFinderInvocation(
     String appDillPath, {
     int exitCode = 0,
     String stdout = '',
     String stderr = '',
   }) {
-    when(mockProcessManager.run(getConstFinderArgs(appDillPath))).thenAnswer((_) async {
+    when(mockProcessManager.run(_getConstFinderArgs(appDillPath))).thenAnswer((_) async {
       return ProcessResult(0, exitCode, stdout, stderr);
     });
   }
@@ -89,7 +84,7 @@ void main() {
 
     mockProcessManager = MockProcessManager();
     fontSubsetProcess = MockProcess();
-    mockArtifacts = MockArtifacts();
+    artifacts = Artifacts.test();
     fileSystem = MemoryFileSystem.test();
     logger = BufferLogger(
       terminal: AnsiTerminal(
@@ -99,22 +94,29 @@ void main() {
       outputPreferences: OutputPreferences.test(showColor: false),
     );
 
+    dartPath = artifacts.getArtifactPath(Artifact.engineDartBinary);
+    constFinderPath = artifacts.getArtifactPath(Artifact.constFinder);
+    fontSubsetPath = artifacts.getArtifactPath(Artifact.fontSubset);
+
+    fontSubsetArgs = <String>[
+      fontSubsetPath,
+      outputPath,
+      inputPath,
+    ];
+
     fileSystem.file(constFinderPath).createSync(recursive: true);
     fileSystem.file(dartPath).createSync(recursive: true);
     fileSystem.file(fontSubsetPath).createSync(recursive: true);
     fileSystem.file(inputPath)
       ..createSync(recursive: true)
       ..writeAsBytesSync(_kTtfHeaderBytes);
-    when(mockArtifacts.getArtifactPath(Artifact.constFinder)).thenReturn(constFinderPath);
-    when(mockArtifacts.getArtifactPath(Artifact.fontSubset)).thenReturn(fontSubsetPath);
-    when(mockArtifacts.getArtifactPath(Artifact.engineDartBinary)).thenReturn(dartPath);
   });
 
   Environment _createEnvironment(Map<String, String> defines) {
     return Environment.test(
       fileSystem.directory('/icon_test')..createSync(recursive: true),
       defines: defines,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -133,7 +135,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     expect(
@@ -166,7 +168,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     expect(
@@ -190,7 +192,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     expect(
@@ -214,7 +216,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     expect(
@@ -241,7 +243,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     final mocks.CompleterIOSink stdinSink = mocks.CompleterIOSink();
@@ -265,7 +267,7 @@ void main() {
     expect(subsetted, true);
     expect(stdinSink.writes, <List<int>>[utf8.encode('59470\n')]);
 
-    verify(mockProcessManager.run(getConstFinderArgs(appDill.path))).called(1);
+    verify(mockProcessManager.run(_getConstFinderArgs(appDill.path))).called(1);
     verify(mockProcessManager.start(fontSubsetArgs)).called(2);
   });
 
@@ -283,7 +285,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     final mocks.CompleterIOSink stdinSink = mocks.CompleterIOSink();
@@ -300,7 +302,7 @@ void main() {
     );
     expect(subsetted, false);
 
-    verifyNever(mockProcessManager.run(getConstFinderArgs(appDill.path)));
+    verifyNever(mockProcessManager.run(_getConstFinderArgs(appDill.path)));
     verifyNever(mockProcessManager.start(fontSubsetArgs));
   });
 
@@ -318,7 +320,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     final mocks.CompleterIOSink stdinSink = mocks.CompleterIOSink();
@@ -334,7 +336,7 @@ void main() {
     );
 
     expect(subsetted, false);
-    verifyNever(mockProcessManager.run(getConstFinderArgs(appDill.path)));
+    verifyNever(mockProcessManager.run(_getConstFinderArgs(appDill.path)));
     verifyNever(mockProcessManager.start(fontSubsetArgs));
   });
 
@@ -352,7 +354,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     _addConstFinderInvocation(appDill.path, stdout: constFinderResultWithInvalid);
@@ -370,7 +372,7 @@ void main() {
       ),
     );
 
-    verify(mockProcessManager.run(getConstFinderArgs(appDill.path))).called(1);
+    verify(mockProcessManager.run(_getConstFinderArgs(appDill.path))).called(1);
     verifyNever(mockProcessManager.start(fontSubsetArgs));
   });
 
@@ -389,7 +391,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     final mocks.CompleterIOSink stdinSink = mocks.CompleterIOSink();
@@ -405,7 +407,7 @@ void main() {
       throwsA(isA<IconTreeShakerException>()),
     );
 
-    verify(mockProcessManager.run(getConstFinderArgs(appDill.path))).called(1);
+    verify(mockProcessManager.run(_getConstFinderArgs(appDill.path))).called(1);
     verify(mockProcessManager.start(fontSubsetArgs)).called(1);
   });
 
@@ -423,7 +425,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     final mocks.CompleterIOSink stdinSink = mocks.CompleterIOSink(throwOnAdd: true);
@@ -439,7 +441,7 @@ void main() {
       throwsA(isA<IconTreeShakerException>()),
     );
 
-    verify(mockProcessManager.run(getConstFinderArgs(appDill.path))).called(1);
+    verify(mockProcessManager.run(_getConstFinderArgs(appDill.path))).called(1);
     verify(mockProcessManager.start(fontSubsetArgs)).called(1);
   });
 
@@ -459,7 +461,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     _addConstFinderInvocation(appDill.path, stdout: validConstFinderResult);
@@ -473,7 +475,7 @@ void main() {
       throwsA(isA<IconTreeShakerException>()),
     );
 
-    verify(mockProcessManager.run(getConstFinderArgs(appDill.path))).called(1);
+    verify(mockProcessManager.run(_getConstFinderArgs(appDill.path))).called(1);
     verifyNever(mockProcessManager.start(fontSubsetArgs));
   });
 
@@ -493,7 +495,7 @@ void main() {
       logger: logger,
       processManager: mockProcessManager,
       fileSystem: fileSystem,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
     );
 
     _addConstFinderInvocation(appDill.path, exitCode: -1);
@@ -507,7 +509,7 @@ void main() {
       throwsA(isA<IconTreeShakerException>()),
     );
 
-    verify(mockProcessManager.run(getConstFinderArgs(appDill.path))).called(1);
+    verify(mockProcessManager.run(_getConstFinderArgs(appDill.path))).called(1);
     verifyNever(mockProcessManager.start(fontSubsetArgs));
   });
 }
@@ -588,4 +590,3 @@ const String invalidFontManifestJson = '''
 
 class MockProcessManager extends Mock implements ProcessManager {}
 class MockProcess extends Mock implements Process {}
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/targets/linux_test.dart

@@ -13,7 +13,6 @@ import 'package:flutter_tools/src/build_system/targets/assets.dart';
 import 'package:flutter_tools/src/build_system/targets/common.dart';
 import 'package:flutter_tools/src/build_system/targets/linux.dart';
 import 'package:flutter_tools/src/convert.dart';
-import 'package:mockito/mockito.dart';
 
 import '../../../src/common.dart';
 import '../../../src/context.dart';
@@ -21,30 +20,15 @@ import '../../../src/context.dart';
 void main() {
   testWithoutContext('Copies files to correct cache directory, excluding unrelated code', () async {
     final FileSystem fileSystem = MemoryFileSystem.test();
-    setUpCacheDirectory(fileSystem);
+    final Artifacts artifacts = Artifacts.test();
-    final MockArtifacts mockArtifacts = MockArtifacts();
+    setUpCacheDirectory(fileSystem, artifacts);
-    when(mockArtifacts.getArtifactPath(
-      Artifact.linuxDesktopPath,
-      mode: anyNamed('mode'),
-      platform: anyNamed('platform'),
-    )).thenReturn('linux-x64');
-    when(mockArtifacts.getArtifactPath(
-      Artifact.linuxHeaders,
-      mode: anyNamed('mode'),
-      platform: anyNamed('platform'),
-    )).thenReturn('linux-x64/flutter_linux');
-    when(mockArtifacts.getArtifactPath(
-      Artifact.icuData,
-      mode: anyNamed('mode'),
-      platform: anyNamed('platform'),
-    )).thenReturn(r'linux-x64/icudtl.dat');
 
     final Environment testEnvironment = Environment.test(
       fileSystem.currentDirectory,
       defines: <String, String>{
         kBuildMode: 'debug',
       },
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -54,8 +38,12 @@ void main() {
     await const UnpackLinux().build(testEnvironment);
 
     expect(fileSystem.file('linux/flutter/ephemeral/libflutter_linux_gtk.so'), exists);
-    expect(fileSystem.file('linux/flutter/ephemeral/flutter_linux/foo.h'), exists);
+
-    expect(fileSystem.file('linux/flutter/ephemeral/icudtl.dat'), exists);
+    final String headersPath = artifacts.getArtifactPath(Artifact.linuxHeaders, platform: TargetPlatform.linux_x64, mode: BuildMode.debug);
+    expect(fileSystem.file('linux/flutter/ephemeral/$headersPath/foo.h'), exists);
+
+    final String icuDataPath = artifacts.getArtifactPath(Artifact.icuData, platform: TargetPlatform.linux_x64);
+    expect(fileSystem.file('linux/flutter/ephemeral/$icuDataPath'), exists);
     expect(fileSystem.file('linux/flutter/ephemeral/unrelated-stuff'), isNot(exists));
   });
 
@@ -74,7 +62,7 @@ void main() {
       inputs: <String, String>{
         kBundleSkSLPath: 'bundle.sksl',
       },
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -118,7 +106,7 @@ void main() {
       defines: <String, String>{
         kBuildMode: 'profile',
       },
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -151,7 +139,7 @@ void main() {
       defines: <String, String>{
         kBuildMode: 'release',
       },
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -179,12 +167,14 @@ void main() {
   });
 }
 
-void setUpCacheDirectory(FileSystem fileSystem) {
+void setUpCacheDirectory(FileSystem fileSystem, Artifacts artifacts) {
-  fileSystem.file('linux-x64/unrelated-stuff').createSync(recursive: true);
+  final String desktopPath = artifacts.getArtifactPath(Artifact.linuxDesktopPath, platform: TargetPlatform.linux_x64, mode: BuildMode.debug);
-  fileSystem.file('linux-x64/libflutter_linux_gtk.so').createSync(recursive: true);
+  fileSystem.file('$desktopPath/unrelated-stuff').createSync(recursive: true);
-  fileSystem.file('linux-x64/flutter_linux/foo.h').createSync(recursive: true);
+  fileSystem.file('$desktopPath/libflutter_linux_gtk.so').createSync(recursive: true);
-  fileSystem.file('linux-x64/icudtl.dat').createSync();
+
+  final String headersPath = artifacts.getArtifactPath(Artifact.linuxHeaders, platform: TargetPlatform.linux_x64, mode: BuildMode.debug);
+  fileSystem.file('$headersPath/foo.h').createSync(recursive: true);
+
+  fileSystem.file(artifacts.getArtifactPath(Artifact.icuData, platform: TargetPlatform.linux_x64)).createSync();
   fileSystem.file('packages/flutter_tools/lib/src/build_system/targets/linux.dart').createSync(recursive: true);
 }
-
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/targets/web_test.dart

@@ -56,7 +56,7 @@ void main() {
         defines: <String, String>{
           kTargetFile: globals.fs.path.join('foo', 'lib', 'main.dart'),
         },
-        artifacts: MockArtifacts(),
+        artifacts: Artifacts.test(),
         processManager: FakeProcessManager.any(),
         logger: globals.logger,
         fileSystem: globals.fs,
@@ -557,4 +557,3 @@ void main() {
 }
 
 class MockProcessManager extends Mock implements ProcessManager {}
-class MockArtifacts extends Mock implements Artifacts {}

packages/flutter_tools/test/general.shard/build_system/targets/windows_test.dart

@@ -15,7 +15,6 @@ import 'package:flutter_tools/src/build_system/targets/assets.dart';
 import 'package:flutter_tools/src/build_system/targets/common.dart';
 import 'package:flutter_tools/src/build_system/targets/windows.dart';
 import 'package:flutter_tools/src/convert.dart';
-import 'package:mockito/mockito.dart';
 
 import '../../../src/common.dart';
 import '../../../src/context.dart';
@@ -26,23 +25,9 @@ final Platform kWindowsPlatform = FakePlatform(
   environment: <String, String>{},
 );
 
-const List<String> kRequiredFiles = <String>[
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_export.h',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_messenger.h',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll.exp',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll.lib',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll.pdb',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_plugin_registrar.h',
-  r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.h',
-  r'C:\bin\cache\artifacts\engine\windows-x64\icudtl.dat',
-  r'C:\bin\cache\artifacts\engine\windows-x64\cpp_client_wrapper\foo',
-  r'C:\packages\flutter_tools\lib\src\build_system\targets\windows.dart',
-];
-
 void main() {
   testWithoutContext('UnpackWindows copies files to the correct cache directory', () async {
-    final MockArtifacts artifacts = MockArtifacts();
+    final Artifacts artifacts = Artifacts.test();
     final FileSystem fileSystem = MemoryFileSystem.test(style: FileSystemStyle.windows);
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
@@ -60,22 +45,24 @@ void main() {
     );
     environment.buildDir.createSync(recursive: true);
 
-    when(artifacts.getArtifactPath(
+    final String windowsDesktopPath = artifacts.getArtifactPath(Artifact.windowsDesktopPath, platform: TargetPlatform.windows_x64, mode: BuildMode.debug);
-      Artifact.windowsDesktopPath,
+    final String windowsCppClientWrapper = artifacts.getArtifactPath(Artifact.windowsCppClientWrapper, platform: TargetPlatform.windows_x64, mode: BuildMode.debug);
-      mode: anyNamed('mode'),
+    final String icuData = artifacts.getArtifactPath(Artifact.icuData, platform: TargetPlatform.windows_x64);
-      platform: anyNamed('platform')
+    final List<String> requiredFiles = <String>[
-    )).thenReturn(r'C:\bin\cache\artifacts\engine\windows-x64\');
+      '$windowsDesktopPath\\flutter_export.h',
-    when(artifacts.getArtifactPath(
+      '$windowsDesktopPath\\flutter_messenger.h',
-      Artifact.windowsCppClientWrapper,
+      '$windowsDesktopPath\\flutter_windows.dll',
-      mode: anyNamed('mode'),
+      '$windowsDesktopPath\\flutter_windows.dll.exp',
-      platform: anyNamed('platform')
+      '$windowsDesktopPath\\flutter_windows.dll.lib',
-    )).thenReturn(r'C:\bin\cache\artifacts\engine\windows-x64\cpp_client_wrapper\');
+      '$windowsDesktopPath\\flutter_windows.dll.pdb',
-    when(artifacts.getArtifactPath(
+      '$windowsDesktopPath\\flutter_plugin_registrar.h',
-      Artifact.icuData,
+      '$windowsDesktopPath\\flutter_windows.h',
-      mode: anyNamed('mode'),
+      icuData,
-      platform: anyNamed('platform')
+      '$windowsCppClientWrapper\\foo',
-    )).thenReturn(r'C:\bin\cache\artifacts\engine\windows-x64\icudtl.dat');
+      r'C:\packages\flutter_tools\lib\src\build_system\targets\windows.dart',
-    for (final String path in kRequiredFiles) {
+    ];
+
+    for (final String path in requiredFiles) {
       fileSystem.file(path).createSync(recursive: true);
     }
     fileSystem.directory('windows').createSync();
@@ -93,9 +80,8 @@ void main() {
     expect(fileSystem.file(r'C:\windows\flutter\ephemeral\flutter_messenger.h'), exists);
     expect(fileSystem.file(r'C:\windows\flutter\ephemeral\flutter_plugin_registrar.h'), exists);
     expect(fileSystem.file(r'C:\windows\flutter\ephemeral\flutter_windows.h'), exists);
-    expect(fileSystem.file(r'C:\windows\flutter\ephemeral\icudtl.dat'), exists);
+    expect(fileSystem.file('C:\\windows\\flutter\\ephemeral\\$icuData'), exists);
-    expect(fileSystem.file(r'C:\windows\flutter\ephemeral\cpp_client_wrapper\foo'), exists);
+    expect(fileSystem.file('C:\\windows\\flutter\\ephemeral\\$windowsCppClientWrapper\\foo'), exists);
-
 
     final File outputDepfile = environment.buildDir
       .childFile('windows_engine_sources.d');
@@ -110,16 +96,16 @@ void main() {
 
     // Depfile has expected sources.
     expect(inputPaths, unorderedEquals(<String>[
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_export.h',
+      '$windowsDesktopPath\\flutter_export.h',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_messenger.h',
+      '$windowsDesktopPath\\flutter_messenger.h',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll',
+      '$windowsDesktopPath\\flutter_windows.dll',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll.exp',
+      '$windowsDesktopPath\\flutter_windows.dll.exp',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll.lib',
+      '$windowsDesktopPath\\flutter_windows.dll.lib',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.dll.pdb',
+      '$windowsDesktopPath\\flutter_windows.dll.pdb',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_plugin_registrar.h',
+      '$windowsDesktopPath\\flutter_plugin_registrar.h',
-      r'C:\bin\cache\artifacts\engine\windows-x64\flutter_windows.h',
+      '$windowsDesktopPath\\flutter_windows.h',
-      r'C:\bin\cache\artifacts\engine\windows-x64\icudtl.dat',
+      icuData,
-      r'C:\bin\cache\artifacts\engine\windows-x64\cpp_client_wrapper\foo',
+      '$windowsCppClientWrapper\\foo',
     ]));
     expect(outputPaths, unorderedEquals(<String>[
       r'C:\windows\flutter\ephemeral\flutter_export.h',
@@ -130,8 +116,8 @@ void main() {
       r'C:\windows\flutter\ephemeral\flutter_windows.dll.pdb',
       r'C:\windows\flutter\ephemeral\flutter_plugin_registrar.h',
       r'C:\windows\flutter\ephemeral\flutter_windows.h',
-      r'C:\windows\flutter\ephemeral\icudtl.dat',
+      'C:\\windows\\flutter\\ephemeral\\$icuData',
-      r'C:\windows\flutter\ephemeral\cpp_client_wrapper\foo',
+      'C:\\windows\\flutter\\ephemeral\\$windowsCppClientWrapper\\foo',
     ]));
   });
 
@@ -145,7 +131,7 @@ void main() {
   testUsingContext('DebugBundleWindowsAssets creates correct bundle structure', () async {
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -186,7 +172,7 @@ void main() {
   testUsingContext('ProfileBundleWindowsAssets creates correct bundle structure', () async {
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -213,7 +199,7 @@ void main() {
   testUsingContext('ReleaseBundleWindowsAssets creates correct bundle structure', () async {
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
-      artifacts: MockArtifacts(),
+      artifacts: Artifacts.test(),
       processManager: FakeProcessManager.any(),
       fileSystem: fileSystem,
       logger: BufferLogger.test(),
@@ -237,5 +223,3 @@ void main() {
     ProcessManager: () => FakeProcessManager.any(),
   });
 }
-
-class MockArtifacts extends Mock implements Artifacts {}

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

@@ -33,12 +33,12 @@ void main() {
 
     final FakeProcessManager mockProcessManager = FakeProcessManager.any();
     final BufferLogger mockBufferLogger = BufferLogger.test();
-    final Artifacts mockArtifacts = Artifacts.test();
+    final Artifacts artifacts = Artifacts.test();
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       fileSystem: fileSystem,
       logger: mockBufferLogger,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
       processManager: mockProcessManager,
     );
     final BuildSystem buildSystem = MockBuildSystem();
@@ -74,12 +74,12 @@ void main() {
 
     final FakeProcessManager mockProcessManager = FakeProcessManager.any();
     final BufferLogger mockBufferLogger = BufferLogger.test();
-    final Artifacts mockArtifacts = Artifacts.test();
+    final Artifacts artifacts = Artifacts.test();
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       fileSystem: fileSystem,
       logger: mockBufferLogger,
-      artifacts: mockArtifacts,
+      artifacts: artifacts,
       processManager: mockProcessManager,
     );
     final BuildSystem buildSystem = MockBuildSystem();
@@ -115,12 +115,11 @@ void main() {
 
     final FakeProcessManager mockProcessManager = FakeProcessManager.any();
     final BufferLogger mockBufferLogger = BufferLogger.test();
-    final Artifacts mockArtifacts = Artifacts.test();
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       fileSystem: fileSystem,
       logger: mockBufferLogger,
-      artifacts: mockArtifacts,
+      artifacts: Artifacts.test(),
       processManager: mockProcessManager,
     );
     final BuildSystem buildSystem = MockBuildSystem();
@@ -153,12 +152,11 @@ void main() {
 
     final FakeProcessManager mockProcessManager = FakeProcessManager.any();
     final BufferLogger mockBufferLogger = BufferLogger.test();
-    final Artifacts mockArtifacts = Artifacts.test();
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       fileSystem: fileSystem,
       logger: mockBufferLogger,
-      artifacts: mockArtifacts,
+      artifacts: Artifacts.test(),
       processManager: mockProcessManager,
     );
     final BuildSystem buildSystem = MockBuildSystem();
@@ -191,12 +189,11 @@ void main() {
 
     final FakeProcessManager mockProcessManager = FakeProcessManager.any();
     final BufferLogger mockBufferLogger = BufferLogger.test();
-    final Artifacts mockArtifacts = Artifacts.test();
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       fileSystem: fileSystem,
       logger: mockBufferLogger,
-      artifacts: mockArtifacts,
+      artifacts: Artifacts.test(),
       processManager: mockProcessManager,
     );
     final BuildSystem buildSystem = MockBuildSystem();
@@ -232,12 +229,11 @@ void main() {
 
     final FakeProcessManager mockProcessManager = FakeProcessManager.any();
     final BufferLogger mockBufferLogger = BufferLogger.test();
-    final Artifacts mockArtifacts = Artifacts.test();
     final Environment environment = Environment.test(
       fileSystem.currentDirectory,
       fileSystem: fileSystem,
       logger: mockBufferLogger,
-      artifacts: mockArtifacts,
+      artifacts: Artifacts.test(),
       processManager: mockProcessManager,
     );
     final BuildSystem buildSystem = MockBuildSystem();

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

@@ -872,12 +872,7 @@ void main() {
     FakeFuchsiaDeviceTools fuchsiaDeviceTools;
     MockFuchsiaSdk fuchsiaSdk;
     MockFuchsiaArtifacts fuchsiaArtifacts;
-    MockArtifacts mockArtifacts;
+    Artifacts artifacts;
-
-    File compilerSnapshot;
-    File platformDill;
-    File patchedSdk;
-    File runner;
 
     setUp(() {
       memoryFileSystem = MemoryFileSystem.test();
@@ -886,32 +881,28 @@ void main() {
       fuchsiaSdk = MockFuchsiaSdk();
       fuchsiaArtifacts = MockFuchsiaArtifacts();
 
-      compilerSnapshot = memoryFileSystem.file('kernel_compiler.snapshot')..createSync();
+      artifacts = Artifacts.test();
-      platformDill = memoryFileSystem.file('platform_strong.dill')..createSync();
+      for (final BuildMode mode in <BuildMode>[BuildMode.debug, BuildMode.release]) {
-      patchedSdk = memoryFileSystem.file('flutter_runner_patched_sdk')..createSync();
+        memoryFileSystem.file(
-      runner = memoryFileSystem.file('flutter_jit_runner')..createSync();
+          artifacts.getArtifactPath(Artifact.fuchsiaKernelCompiler,
+              platform: TargetPlatform.fuchsia_arm64, mode: mode),
+        ).createSync();
 
-      mockArtifacts = MockArtifacts();
+        memoryFileSystem.file(
-      when(mockArtifacts.getArtifactPath(
+          artifacts.getArtifactPath(Artifact.platformKernelDill,
-        Artifact.fuchsiaKernelCompiler,
+              platform: TargetPlatform.fuchsia_arm64, mode: mode),
-        platform: anyNamed('platform'),
+        ).createSync();
-        mode: anyNamed('mode'),
+
-      )).thenReturn(compilerSnapshot.path);
+        memoryFileSystem.file(
-      when(mockArtifacts.getArtifactPath(
+          artifacts.getArtifactPath(Artifact.flutterPatchedSdkPath,
-        Artifact.platformKernelDill,
+              platform: TargetPlatform.fuchsia_arm64, mode: mode),
-        platform: anyNamed('platform'),
+        ).createSync();
-        mode: anyNamed('mode'),
+
-      )).thenReturn(platformDill.path);
+        memoryFileSystem.file(
-      when(mockArtifacts.getArtifactPath(
+          artifacts.getArtifactPath(Artifact.fuchsiaFlutterRunner,
-        Artifact.flutterPatchedSdkPath,
+              platform: TargetPlatform.fuchsia_arm64, mode: mode),
-        platform: anyNamed('platform'),
+        ).createSync();
-        mode: anyNamed('mode'),
+      }
-      )).thenReturn(patchedSdk.path);
-      when(mockArtifacts.getArtifactPath(
-        Artifact.fuchsiaFlutterRunner,
-        platform: anyNamed('platform'),
-        mode: anyNamed('mode'),
-      )).thenReturn(runner.path);
     });
 
     Future<LaunchResult> setupAndStartApp({
@@ -951,7 +942,7 @@ void main() {
       expect(launchResult.started, isTrue);
       expect(launchResult.hasObservatory, isFalse);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -978,7 +969,7 @@ void main() {
       expect(launchResult.hasObservatory, isFalse);
       expect(await device.stopApp(app), isTrue);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -993,7 +984,7 @@ void main() {
       expect(launchResult.started, isTrue);
       expect(launchResult.hasObservatory, isTrue);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -1008,7 +999,7 @@ void main() {
       expect(launchResult.started, isTrue);
       expect(launchResult.hasObservatory, isFalse);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -1023,7 +1014,7 @@ void main() {
       expect(launchResult.started, isTrue);
       expect(launchResult.hasObservatory, isTrue);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -1038,7 +1029,7 @@ void main() {
       expect(launchResult.started, isFalse);
       expect(launchResult.hasObservatory, isFalse);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -1053,7 +1044,7 @@ void main() {
       expect(launchResult.started, isFalse);
       expect(launchResult.hasObservatory, isFalse);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => fuchsiaDeviceTools,
@@ -1068,7 +1059,7 @@ void main() {
       expect(launchResult.started, isFalse);
       expect(launchResult.hasObservatory, isFalse);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => FakeFuchsiaDeviceTools(amber: FailingAmberCtl()),
@@ -1083,7 +1074,7 @@ void main() {
       expect(launchResult.started, isFalse);
       expect(launchResult.hasObservatory, isFalse);
     }, overrides: <Type, Generator>{
-      Artifacts: () => mockArtifacts,
+      Artifacts: () => artifacts,
       FileSystem: () => memoryFileSystem,
       ProcessManager: () => FakeProcessManager.any(),
       FuchsiaDeviceTools: () => FakeFuchsiaDeviceTools(tiles: FailingTilesCtl()),
@@ -1176,8 +1167,6 @@ class FuchsiaModulePackage extends ApplicationPackage {
   final String name;
 }
 
-class MockArtifacts extends Mock implements Artifacts {}
-
 class MockFuchsiaArtifacts extends Mock implements FuchsiaArtifacts {}
 
 class MockProcessManager extends Mock implements ProcessManager {}

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

@@ -36,7 +36,6 @@ void main() {
 
   group('IOSDevice', () {
     final List<Platform> unsupportedPlatforms = <Platform>[linuxPlatform, windowsPlatform];
-    Artifacts mockArtifacts;
     Cache cache;
     MockVmService mockVmService;
     Logger logger;
@@ -45,19 +44,19 @@ void main() {
     FileSystem nullFileSystem;
 
     setUp(() {
-      mockArtifacts = MockArtifacts();
+      final Artifacts artifacts = Artifacts.test();
       cache = Cache.test();
       mockVmService = MockVmService();
       logger = BufferLogger.test();
       iosDeploy = IOSDeploy(
-        artifacts: mockArtifacts,
+        artifacts: artifacts,
         cache: cache,
         logger: logger,
         platform: macPlatform,
         processManager: FakeProcessManager.any(),
       );
       iMobileDevice = IMobileDevice(
-        artifacts: mockArtifacts,
+        artifacts: artifacts,
         cache: cache,
         logger: logger,
         processManager: FakeProcessManager.any(),
@@ -211,7 +210,6 @@ void main() {
       MockProcess mockProcess3;
       IOSDevicePortForwarder portForwarder;
       ForwardedPort forwardedPort;
-      Artifacts mockArtifacts;
       Cache cache;
       Logger logger;
       IOSDeploy iosDeploy;
@@ -259,10 +257,9 @@ void main() {
         mockProcess2 = MockProcess();
         mockProcess3 = MockProcess();
         forwardedPort = ForwardedPort.withContext(123, 456, mockProcess3);
-        mockArtifacts = MockArtifacts();
         cache = Cache.test();
         iosDeploy = IOSDeploy(
-          artifacts: mockArtifacts,
+          artifacts: Artifacts.test(),
           cache: cache,
           logger: logger,
           platform: macPlatform,
@@ -303,7 +300,6 @@ void main() {
 
   group('polling', () {
     MockXcdevice mockXcdevice;
-    MockArtifacts mockArtifacts;
     Cache cache;
     MockVmService mockVmService1;
     MockVmService mockVmService2;
@@ -317,7 +313,7 @@ void main() {
 
     setUp(() {
       mockXcdevice = MockXcdevice();
-      mockArtifacts = MockArtifacts();
+      final Artifacts artifacts = Artifacts.test();
       cache = Cache.test();
       mockVmService1 = MockVmService();
       mockVmService2 = MockVmService();
@@ -325,14 +321,14 @@ void main() {
       mockIosWorkflow = MockIOSWorkflow();
       fakeProcessManager = FakeProcessManager.any();
       iosDeploy = IOSDeploy(
-        artifacts: mockArtifacts,
+        artifacts: artifacts,
         cache: cache,
         logger: logger,
         platform: macPlatform,
         processManager: fakeProcessManager,
       );
       iMobileDevice = IMobileDevice(
-        artifacts: mockArtifacts,
+        artifacts: artifacts,
         cache: cache,
         processManager: fakeProcessManager,
         logger: logger,
@@ -602,7 +598,6 @@ void main() {
 }
 
 class MockIOSApp extends Mock implements IOSApp {}
-class MockArtifacts extends Mock implements Artifacts {}
 class MockIMobileDevice extends Mock implements IMobileDevice {}
 class MockIOSDeploy extends Mock implements IOSDeploy {}
 class MockIOSWorkflow extends Mock implements IOSWorkflow {}

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

@@ -21,17 +21,17 @@ import '../../src/testbed.dart';
 
 void main() {
   FakeProcessManager processManager;
-  MockArtifacts artifacts;
+  Artifacts artifacts;
   FakeCache fakeCache;
   BufferLogger logger;
+  String ideviceSyslogPath;
 
   setUp(() {
     processManager = FakeProcessManager.list(<FakeCommand>[]);
     fakeCache = FakeCache();
-    artifacts = MockArtifacts();
+    artifacts = Artifacts.test();
     logger = BufferLogger.test();
-    when(artifacts.getArtifactPath(Artifact.idevicesyslog, platform: TargetPlatform.ios))
+    ideviceSyslogPath = artifacts.getArtifactPath(Artifact.idevicesyslog, platform: TargetPlatform.ios);
-        .thenReturn('idevice-syslog');
   });
 
   group('syslog stream', () {
@@ -51,9 +51,9 @@ void main() {
 
     testWithoutContext('IOSDeviceLogReader suppresses non-Flutter lines from output with syslog', () async {
       processManager.addCommand(
-        const FakeCommand(
+        FakeCommand(
             command: <String>[
-              'idevice-syslog', '-u', '1234',
+              ideviceSyslogPath, '-u', '1234',
             ],
             stdout: '''
 Runner(Flutter)[297] <Notice>: A is for ari
@@ -79,9 +79,9 @@ Runner(UIKit)[297] <Notice>: E is for enpitsu"
 
     testWithoutContext('IOSDeviceLogReader includes multi-line Flutter logs in the output with syslog', () async {
       processManager.addCommand(
-        const FakeCommand(
+        FakeCommand(
             command: <String>[
-              'idevice-syslog', '-u', '1234',
+              ideviceSyslogPath, '-u', '1234',
             ],
             stdout: '''
 Runner(Flutter)[297] <Notice>: This is a multi-line message,
@@ -112,9 +112,9 @@ Runner(libsystem_asl.dylib)[297] <Notice>: libMobileGestalt
 
     testWithoutContext('includes multi-line Flutter logs in the output', () async {
       processManager.addCommand(
-        const FakeCommand(
+        FakeCommand(
           command: <String>[
-            'idevice-syslog', '-u', '1234',
+            ideviceSyslogPath, '-u', '1234',
           ],
           stdout: '''
 Runner(Flutter)[297] <Notice>: This is a multi-line message,
@@ -325,6 +325,5 @@ Runner(libsystem_asl.dylib)[297] <Notice>: libMobileGestalt
   });
 }
 
-class MockArtifacts extends Mock implements Artifacts {}
 class MockVmService extends Mock implements VmService {}
 class MockIOSDeployDebugger extends Mock implements IOSDeployDebugger {}

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

@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 import 'package:file/memory.dart';
-import 'package:flutter_tools/src/artifacts.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/base/platform.dart';
@@ -77,9 +76,6 @@ flutter:
 }
 
 IOSDevice setUpIOSDevice(FileSystem fileSystem) {
-  final MockArtifacts artifacts = MockArtifacts();
-  when(artifacts.getArtifactPath(Artifact.iosDeploy, platform: anyNamed('platform')))
-    .thenReturn('ios-deploy');
   return IOSDevice(
     'test',
     fileSystem: fileSystem,
@@ -96,5 +92,4 @@ IOSDevice setUpIOSDevice(FileSystem fileSystem) {
   );
 }
 
-class MockArtifacts extends Mock implements Artifacts {}
 class MockVmService extends Mock implements VmService {}

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

@@ -58,7 +58,6 @@ void main() {
       setUp(() {
         mockProcessManager = MockProcessManager();
         outputFile = MemoryFileSystem.test().file('image.png');
-        // when(mockArtifacts.getArtifactPath(Artifact.idevicescreenshot, platform: anyNamed('platform'))).thenReturn(idevicescreenshotPath);
       });
 
       testWithoutContext('error if idevicescreenshot is not installed', () async {