flutter drive --enable-software-rendering --skia-deterministic-rendering (#105161)

Author: jmagman

packages/flutter_tools/lib/src/commands/run.dart

@@ -133,6 +133,19 @@ abstract class RunCommandBase extends FlutterCommand with DeviceBasedDevelopment
               'this comma separated list of allowed prefixes.',
         valueHelp: 'skia.gpu,skia.shaders',
       )
+      ..addFlag('enable-software-rendering',
+        negatable: false,
+        help: 'Enable rendering using the Skia software backend. '
+            'This is useful when testing Flutter on emulators. By default, '
+            'Flutter will attempt to either use OpenGL or Vulkan and fall back '
+            'to software when neither is available.',
+      )
+      ..addFlag('skia-deterministic-rendering',
+        negatable: false,
+        help: 'When combined with "--enable-software-rendering", this should provide completely '
+            'deterministic (i.e. reproducible) Skia rendering. This is useful for testing purposes '
+            '(e.g. when comparing screenshots).',
+      )
       ..addMultiOption('dart-entrypoint-args',
         abbr: 'a',
         help: 'Pass a list of arguments to the Dart entrypoint at application '
@@ -184,6 +197,8 @@ abstract class RunCommandBase extends FlutterCommand with DeviceBasedDevelopment
   String get traceAllowlist => stringArgDeprecated('trace-allowlist');
 
   /// Create a debugging options instance for the current `run` or `drive` invocation.
+  @visibleForTesting
+  @protected
   Future<DebuggingOptions> createDebuggingOptions(bool webMode) async {
     final BuildInfo buildInfo = await getBuildInfo();
     final int browserDebugPort = featureFlags.isWebEnabled && argResults.wasParsed('web-browser-debug-port')
@@ -268,19 +283,6 @@ class RunCommand extends RunCommandBase {
     addMultidexOption();
     addIgnoreDeprecationOption();
     argParser
-      ..addFlag('enable-software-rendering',
-        negatable: false,
-        help: 'Enable rendering using the Skia software backend. '
-              'This is useful when testing Flutter on emulators. By default, '
-              'Flutter will attempt to either use OpenGL or Vulkan and fall back '
-              'to software when neither is available.',
-      )
-      ..addFlag('skia-deterministic-rendering',
-        negatable: false,
-        help: 'When combined with "--enable-software-rendering", this should provide completely '
-              'deterministic (i.e. reproducible) Skia rendering. This is useful for testing purposes '
-              '(e.g. when comparing screenshots).',
-      )
       ..addFlag('await-first-frame-when-tracing',
         defaultsTo: true,
         help: 'Whether to wait for the first frame when tracing startup ("--trace-startup"), '

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

@@ -208,20 +208,38 @@ void main() {
     Pub: () => FakePub(),
   });
 
-  testUsingContext('--enable-impeller flag propagates to debugging options', () async {
+  testUsingContext('flags propagate to debugging options', () async {
     final DriveCommand command = DriveCommand(fileSystem: fileSystem, logger: logger, platform: platform);
     fileSystem.file('lib/main.dart').createSync(recursive: true);
     fileSystem.file('test_driver/main_test.dart').createSync(recursive: true);
     fileSystem.file('pubspec.yaml').createSync();
 
     await expectLater(() => createTestCommandRunner(command).run(<String>[
       'drive',
+      '--start-paused',
+      '--disable-service-auth-codes',
+      '--trace-skia',
+      '--trace-systrace',
+      '--verbose-system-logs',
+      '--null-assertions',
+      '--native-null-assertions',
       '--enable-impeller',
+      '--enable-software-rendering',
+      '--skia-deterministic-rendering',
     ]), throwsToolExit());
 
     final DebuggingOptions options = await command.createDebuggingOptions(false);
 
+    expect(options.startPaused, true);
+    expect(options.disableServiceAuthCodes, true);
+    expect(options.traceSkia, true);
+    expect(options.traceSystrace, true);
+    expect(options.verboseSystemLogs, true);
+    expect(options.nullAssertions, true);
+    expect(options.nativeNullAssertions, true);
     expect(options.enableImpeller, true);
+    expect(options.enableSoftwareRendering, true);
+    expect(options.skiaDeterministicRendering, true);
   }, overrides: <Type, Generator>{
     Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),

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

@@ -721,16 +721,36 @@ void main() {
     ProcessManager: () => FakeProcessManager.any(),
   });
 
-  testUsingContext('--enable-impeller flag propagates to debugging options', () async {
+  testUsingContext('flags propagate to debugging options', () async {
     final RunCommand command = RunCommand();
     await expectLater(() => createTestCommandRunner(command).run(<String>[
       'run',
+      '--start-paused',
+      '--disable-service-auth-codes',
+      '--use-test-fonts',
+      '--trace-skia',
+      '--trace-systrace',
+      '--verbose-system-logs',
+      '--null-assertions',
+      '--native-null-assertions',
       '--enable-impeller',
+      '--enable-software-rendering',
+      '--skia-deterministic-rendering',
     ]), throwsToolExit());
 
     final DebuggingOptions options = await command.createDebuggingOptions(false);
 
+    expect(options.startPaused, true);
+    expect(options.disableServiceAuthCodes, true);
+    expect(options.useTestFonts, true);
+    expect(options.traceSkia, true);
+    expect(options.traceSystrace, true);
+    expect(options.verboseSystemLogs, true);
+    expect(options.nullAssertions, true);
+    expect(options.nativeNullAssertions, true);
     expect(options.enableImpeller, true);
+    expect(options.enableSoftwareRendering, true);
+    expect(options.skiaDeterministicRendering, true);
   }, overrides: <Type, Generator>{
     Cache: () => Cache.test(processManager: FakeProcessManager.any()),
     FileSystem: () => MemoryFileSystem.test(),