Show output from `pub get` in `flutter pub get` (#106300)

dev/bots/analyze_snippet_code.dart

@@ -980,6 +980,13 @@ class _SnippetChecker {
   /// Invokes the analyzer on the given [directory] and returns the stdout (with some lines filtered).
   List<String> _runAnalyzer() {
     _createConfigurationFiles();
+    // Run pub get to avoid output from getting dependencies in the analyzer
+    // output.
+    Process.runSync(
+      _flutter,
+      <String>['pub', 'get'],
+      workingDirectory: _tempDirectory.absolute.path,
+    );
     final ProcessResult result = Process.runSync(
       _flutter,
       <String>['--no-wrap', 'analyze', '--no-preamble', '--no-congratulate', '.'],
@@ -1006,7 +1013,7 @@ class _SnippetChecker {
     if (stdout.isNotEmpty && stdout.first == 'Building flutter tool...') {
       stdout.removeAt(0);
     }
-    if (stdout.isNotEmpty && stdout.first.startsWith('Running "flutter pub get" in ')) {
+    if (stdout.isNotEmpty && stdout.first.isEmpty) {
       stdout.removeAt(0);
     }
     return stdout;

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

@@ -192,7 +192,6 @@ class CreateCommand extends CreateBase {
     }
 
     validateOutputDirectoryArg();
-
     String? sampleCode;
     final String? sampleArgument = stringArg('sample');
     if (sampleArgument != null) {
@@ -255,7 +254,29 @@ class CreateCommand extends CreateBase {
     }
 
     final String dartSdk = globals.cache.dartSdkBuild;
-    final bool includeIos = featureFlags.isIOSEnabled && platforms.contains('ios');
+    final bool includeIos;
+    final bool includeAndroid;
+    final bool includeWeb;
+    final bool includeLinux;
+    final bool includeMacos;
+    final bool includeWindows;
+    if (template == FlutterProjectType.module) {
+      // The module template only supports iOS and Android.
+      includeIos = true;
+      includeAndroid = true;
+      includeWeb = false;
+      includeLinux = false;
+      includeMacos = false;
+      includeWindows = false;
+    } else {
+      includeIos = featureFlags.isIOSEnabled && platforms.contains('ios');
+      includeAndroid = featureFlags.isAndroidEnabled && platforms.contains('android');
+      includeWeb = featureFlags.isWebEnabled && platforms.contains('web');
+      includeLinux = featureFlags.isLinuxEnabled && platforms.contains('linux');
+      includeMacos = featureFlags.isMacOSEnabled && platforms.contains('macos');
+      includeWindows = featureFlags.isWindowsEnabled && platforms.contains('windows');
+    }
+
     String? developmentTeam;
     if (includeIos) {
       developmentTeam = await getCodeSigningIdentityDevelopmentTeam(
@@ -282,11 +303,11 @@ class CreateCommand extends CreateBase {
       iosLanguage: stringArgDeprecated('ios-language'),
       iosDevelopmentTeam: developmentTeam,
       ios: includeIos,
-      android: featureFlags.isAndroidEnabled && platforms.contains('android'),
-      web: featureFlags.isWebEnabled && platforms.contains('web'),
-      linux: featureFlags.isLinuxEnabled && platforms.contains('linux'),
-      macos: featureFlags.isMacOSEnabled && platforms.contains('macos'),
-      windows: featureFlags.isWindowsEnabled && platforms.contains('windows'),
+      android: includeAndroid,
+      web: includeWeb,
+      linux: includeLinux,
+      macos: includeMacos,
+      windows: includeWindows,
       // Enable null safety everywhere.
       dartSdkVersionBounds: "'>=$dartSdk <3.0.0'",
       implementationTests: boolArgDeprecated('implementation-tests'),
@@ -309,6 +330,7 @@ class CreateCommand extends CreateBase {
 
     final Directory relativeDir = globals.fs.directory(projectDirPath);
     int generatedFileCount = 0;
+    final PubContext pubContext;
     switch (template) {
       case FlutterProjectType.app:
         generatedFileCount += await generateApp(
@@ -319,6 +341,7 @@ class CreateCommand extends CreateBase {
           printStatusWhenWriting: !creatingNewProject,
           projectType: template,
         );
+        pubContext = PubContext.create;
         break;
       case FlutterProjectType.skeleton:
         generatedFileCount += await generateApp(
@@ -329,6 +352,7 @@ class CreateCommand extends CreateBase {
           printStatusWhenWriting: !creatingNewProject,
           generateMetadata: false,
         );
+        pubContext = PubContext.create;
         break;
       case FlutterProjectType.module:
         generatedFileCount += await _generateModule(
@@ -337,6 +361,7 @@ class CreateCommand extends CreateBase {
           overwrite: overwrite,
           printStatusWhenWriting: !creatingNewProject,
         );
+        pubContext = PubContext.create;
         break;
       case FlutterProjectType.package:
         generatedFileCount += await _generatePackage(
@@ -345,6 +370,7 @@ class CreateCommand extends CreateBase {
           overwrite: overwrite,
           printStatusWhenWriting: !creatingNewProject,
         );
+        pubContext = PubContext.createPackage;
         break;
       case FlutterProjectType.plugin:
         generatedFileCount += await _generateMethodChannelPlugin(
@@ -354,6 +380,7 @@ class CreateCommand extends CreateBase {
           printStatusWhenWriting: !creatingNewProject,
           projectType: template,
         );
+        pubContext = PubContext.createPlugin;
         break;
       case FlutterProjectType.ffiPlugin:
         generatedFileCount += await _generateFfiPlugin(
@@ -363,8 +390,26 @@ class CreateCommand extends CreateBase {
           printStatusWhenWriting: !creatingNewProject,
           projectType: template,
         );
+        pubContext = PubContext.createPlugin;
         break;
     }
+
+    if (boolArgDeprecated('pub')) {
+      final FlutterProject project = FlutterProject.fromDirectory(relativeDir);
+      await pub.get(
+        context: pubContext,
+        project: project,
+        offline: boolArgDeprecated('offline'),
+      );
+      await project.ensureReadyForPlatformSpecificTooling(
+        androidPlatform: includeAndroid,
+        iosPlatform: includeIos,
+        linuxPlatform: includeLinux,
+        macOSPlatform: includeMacos,
+        windowsPlatform: includeWindows,
+        webPlatform: includeWeb,
+      );
+    }
     if (sampleCode != null) {
       generatedFileCount += _applySample(relativeDir, sampleCode);
     }
@@ -447,18 +492,6 @@ Your $application code is in $relativeAppMain.
       overwrite: overwrite,
       printStatusWhenWriting: printStatusWhenWriting,
     );
-    if (boolArgDeprecated('pub')) {
-      await pub.get(
-        context: PubContext.create,
-        directory: directory.path,
-        offline: boolArgDeprecated('offline'),
-      );
-      final FlutterProject project = FlutterProject.fromDirectory(directory);
-      await project.ensureReadyForPlatformSpecificTooling(
-        androidPlatform: true,
-        iosPlatform: true,
-      );
-    }
     return generatedCount;
   }
 
@@ -480,13 +513,6 @@ Your $application code is in $relativeAppMain.
       overwrite: overwrite,
       printStatusWhenWriting: printStatusWhenWriting,
     );
-    if (boolArgDeprecated('pub')) {
-      await pub.get(
-        context: PubContext.createPackage,
-        directory: directory.path,
-        offline: boolArgDeprecated('offline'),
-      );
-    }
     return generatedCount;
   }
 
@@ -526,14 +552,6 @@ Your $application code is in $relativeAppMain.
       printStatusWhenWriting: printStatusWhenWriting,
     );
 
-    if (boolArgDeprecated('pub')) {
-      await pub.get(
-        context: PubContext.createPlugin,
-        directory: directory.path,
-        offline: boolArgDeprecated('offline'),
-      );
-    }
-
     final FlutterProject project = FlutterProject.fromDirectory(directory);
     final bool generateAndroid = templateContext['android'] == true;
     if (generateAndroid) {
@@ -604,14 +622,6 @@ Your $application code is in $relativeAppMain.
       printStatusWhenWriting: printStatusWhenWriting,
     );
 
-    if (boolArgDeprecated('pub')) {
-      await pub.get(
-        context: PubContext.createPlugin,
-        directory: directory.path,
-        offline: boolArgDeprecated('offline'),
-      );
-    }
-
     final FlutterProject project = FlutterProject.fromDirectory(directory);
     final bool generateAndroid = templateContext['android'] == true;
     if (generateAndroid) {

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

@@ -17,7 +17,6 @@ import '../build_system/build_system.dart';
 import '../cache.dart';
 import '../convert.dart';
 import '../dart/generate_synthetic_packages.dart';
-import '../dart/pub.dart';
 import '../flutter_project_metadata.dart';
 import '../globals.dart' as globals;
 import '../project.dart';
@@ -549,24 +548,6 @@ abstract class CreateBase extends FlutterCommand {
         environment: environment,
         buildSystem: globals.buildSystem,
       );
-
-      await pub.get(
-        context: PubContext.create,
-        directory: directory.path,
-        offline: boolArgDeprecated('offline'),
-        // For templates that use the l10n localization tooling, make sure
-        // importing the generated package works right after `flutter create`.
-        generateSyntheticPackage: true,
-      );
-
-      await project.ensureReadyForPlatformSpecificTooling(
-        androidPlatform: androidPlatform,
-        iosPlatform: iosPlatform,
-        linuxPlatform: linuxPlatform,
-        macOSPlatform: macOSPlatform,
-        windowsPlatform: windowsPlatform,
-        webPlatform: webPlatform,
-      );
     }
     final List<SupportedPlatform> platformsForMigrateConfig = <SupportedPlatform>[SupportedPlatform.root];
     if (androidPlatform) {

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

@@ -1541,7 +1541,7 @@ class AppRunLogger extends DelegatingLogger {
   }
 
   @override
-  bool get supportsColor => throw UnimplementedError();
+  bool get supportsColor => false;
 
   @override
   bool get hasTerminal => false;

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

@@ -139,11 +139,10 @@ class PackagesGetCommand extends FlutterCommand {
     try {
       await pub.get(
         context: PubContext.pubGet,
-        directory: directory,
+        project: flutterProject,
         upgrade: upgrade,
         shouldSkipThirdPartyGenerator: false,
         offline: boolArgDeprecated('offline'),
-        generateSyntheticPackage: flutterProject.manifest.generateSyntheticPackage,
       );
       pubGetTimer.stop();
       globals.flutterUsage.sendTiming('pub', 'get', pubGetTimer.elapsed, label: 'success');
@@ -172,13 +171,14 @@ class PackagesGetCommand extends FlutterCommand {
     }
     final FlutterProject rootProject = FlutterProject.fromDirectory(globals.fs.directory(target));
 
+    // This will also resolve dependencies for the example folder,
     await _runPubGet(target, rootProject);
-    await rootProject.regeneratePlatformSpecificTooling();
 
-    // Get/upgrade packages in example app as well
+    // We need to regenerate the platform specific tooling for both the project
+    // itself and example (if present).
+    await rootProject.regeneratePlatformSpecificTooling();
     if (rootProject.hasExampleApp && rootProject.example.pubspecFile.existsSync()) {
       final FlutterProject exampleProject = rootProject.example;
-      await _runPubGet(exampleProject.directory.path, exampleProject);
       await exampleProject.regeneratePlatformSpecificTooling();
     }
 
@@ -211,7 +211,7 @@ class PackagesTestCommand extends FlutterCommand {
 
   @override
   Future<FlutterCommandResult> runCommand() async {
-    await pub.batch(<String>['run', 'test', ...argResults!.rest], context: PubContext.runTest, retry: false);
+    await pub.batch(<String>['run', 'test', ...argResults!.rest], context: PubContext.runTest);
     return FlutterCommandResult.success();
   }
 }

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

@@ -16,6 +16,7 @@ import '../base/task_queue.dart';
 import '../cache.dart';
 import '../dart/pub.dart';
 import '../globals.dart' as globals;
+import '../project.dart';
 import '../runner/flutter_command.dart';
 
 /// Map from package name to package version, used to artificially pin a pub
@@ -399,7 +400,7 @@ class UpdatePackagesCommand extends FlutterCommand {
       // needed packages to the pub cache, upgrading if requested.
       await pub.get(
         context: PubContext.updatePackages,
-        directory: tempDir.path,
+        project: FlutterProject.fromDirectory(tempDir),
         upgrade: doUpgrade,
         offline: boolArgDeprecated('offline'),
         flutterRootOverride: temporaryFlutterSdk?.path,
@@ -422,7 +423,6 @@ class UpdatePackagesCommand extends FlutterCommand {
           context: PubContext.updatePackages,
           directory: tempDir.path,
           filter: tree.fill,
-          retry: false, // errors here are usually fatal since we're not hitting the network
         );
       }
     } finally {
@@ -502,7 +502,7 @@ class UpdatePackagesCommand extends FlutterCommand {
           stopwatch.start();
           await pub.get(
             context: PubContext.updatePackages,
-            directory: dir.path,
+            project: FlutterProject.fromDirectory(dir),
             // All dependencies should already have been downloaded by the fake
             // package, so the concurrent checks can all happen offline.
             offline: true,

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

@@ -12,6 +12,7 @@ import '../cache.dart';
 import '../dart/pub.dart';
 import '../globals.dart' as globals;
 import '../persistent_tool_state.dart';
+import '../project.dart';
 import '../runner/flutter_command.dart';
 import '../version.dart';
 import 'channel.dart';
@@ -330,7 +331,7 @@ class UpgradeCommandRunner {
       globals.printStatus('');
       await pub.get(
         context: PubContext.pubUpgrade,
-        directory: projectRoot,
+        project: FlutterProject.fromDirectory(globals.fs.directory(projectRoot)),
         upgrade: true,
       );
     }

packages/flutter_tools/lib/src/context_runner.dart

@@ -152,6 +152,7 @@ Future<T> runInContext<T>(
         logger: globals.logger,
         platform: globals.platform,
         osUtils: globals.os,
+        projectFactory: globals.projectFactory,
       ),
       CocoaPods: () => CocoaPods(
         fileSystem: globals.fs,
@@ -312,6 +313,7 @@ Future<T> runInContext<T>(
         botDetector: globals.botDetector,
         platform: globals.platform,
         usage: globals.flutterUsage,
+        stdio: globals.stdio,
       ),
       ShutdownHooks: () => ShutdownHooks(logger: globals.logger),
       Stdio: () => Stdio(),

packages/flutter_tools/lib/src/dart/pub.dart

@@ -12,12 +12,14 @@ import '../base/common.dart';
 import '../base/context.dart';
 import '../base/file_system.dart';
 import '../base/io.dart' as io;
+import '../base/io.dart';
 import '../base/logger.dart';
 import '../base/platform.dart';
 import '../base/process.dart';
 import '../cache.dart';
 import '../convert.dart';
 import '../dart/package_map.dart';
+import '../project.dart';
 import '../reporting/reporting.dart';
 
 /// The [Pub] instance.
@@ -148,9 +150,10 @@ abstract class Pub {
     required Platform platform,
     required BotDetector botDetector,
     required Usage usage,
+    required Stdio stdio,
   }) = _DefaultPub;
 
-  /// Runs `pub get`.
+  /// Runs `pub get` or `pub upgrade` for [project].
   ///
   /// [context] provides extra information to package server requests to
   /// understand usage.
@@ -158,13 +161,13 @@ abstract class Pub {
   /// If [shouldSkipThirdPartyGenerator] is true, the overall pub get will be
   /// skipped if the package config file has a "generator" other than "pub".
   /// Defaults to true.
+  /// Will also resolve dependencies in the example folder if present.
   Future<void> get({
     required PubContext context,
-    String? directory,
+    required FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
-    bool generateSyntheticPackage = false,
     String? flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,
@@ -177,9 +180,8 @@ abstract class Pub {
   /// the corresponding stream of this process, optionally applying filtering.
   /// The pub process will not receive anything on its stdin stream.
   ///
-  /// The `--trace` argument is passed to `pub` (by mutating the provided
-  /// `arguments` list) when `showTraceForErrors` is true, and when `showTraceForErrors`
-  /// is null/unset, and `isRunningOnBot` is true.
+  /// The `--trace` argument is passed to `pub` when `showTraceForErrors`
+  /// `isRunningOnBot` is true.
   ///
   /// [context] provides extra information to package server requests to
   /// understand usage.
@@ -189,8 +191,6 @@ abstract class Pub {
     String? directory,
     MessageFilter? filter,
     String failureMessage = 'pub failed',
-    required bool retry,
-    bool? showTraceForErrors,
   });
 
   /// Runs pub in 'interactive' mode.
@@ -214,6 +214,7 @@ class _DefaultPub implements Pub {
     required Platform platform,
     required BotDetector botDetector,
     required Usage usage,
+    required Stdio stdio,
   }) : _fileSystem = fileSystem,
        _logger = logger,
        _platform = platform,
@@ -223,7 +224,8 @@ class _DefaultPub implements Pub {
          logger: logger,
          processManager: processManager,
        ),
-       _processManager = processManager;
+       _processManager = processManager,
+       _stdio = stdio;
 
   final FileSystem _fileSystem;
   final Logger _logger;
@@ -232,40 +234,40 @@ class _DefaultPub implements Pub {
   final BotDetector _botDetector;
   final Usage _usage;
   final ProcessManager _processManager;
+  final Stdio _stdio;
 
   @override
   Future<void> get({
     required PubContext context,
-    String? directory,
+    required FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String? flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,
     bool printProgress = true,
   }) async {
-    directory ??= _fileSystem.currentDirectory.path;
-    final File packageConfigFile = _fileSystem.file(
-      _fileSystem.path.join(directory, '.dart_tool', 'package_config.json'));
+    final String directory = project.directory.path;
+    final File packageConfigFile = project.packageConfigFile;
     final Directory generatedDirectory = _fileSystem.directory(
       _fileSystem.path.join(directory, '.dart_tool', 'flutter_gen'));
     final File lastVersion = _fileSystem.file(
       _fileSystem.path.join(directory, '.dart_tool', 'version'));
     final File currentVersion = _fileSystem.file(
       _fileSystem.path.join(Cache.flutterRoot!, 'version'));
-    final File pubspecYaml = _fileSystem.file(
-      _fileSystem.path.join(directory, 'pubspec.yaml'));
+    final File pubspecYaml = project.pubspecFile;
     final File pubLockFile = _fileSystem.file(
       _fileSystem.path.join(directory, 'pubspec.lock')
     );
 
-    if (shouldSkipThirdPartyGenerator && packageConfigFile.existsSync()) {
+    if (shouldSkipThirdPartyGenerator && project.packageConfigFile.existsSync()) {
       Map<String, Object?> packageConfigMap;
       try {
         packageConfigMap = jsonDecode(
-          packageConfigFile.readAsStringSync(),
+          project.packageConfigFile.readAsStringSync(),
         ) as Map<String, Object?>;
       } on FormatException {
         packageConfigMap = <String, Object?>{};
@@ -298,31 +300,118 @@ class _DefaultPub implements Pub {
     }
 
     final String command = upgrade ? 'upgrade' : 'get';
-    final Status? status = printProgress ? _logger.startProgress(
-      'Running "flutter pub $command" in ${_fileSystem.path.basename(directory)}...',
-    ) : null;
     final bool verbose = _logger.isVerbose;
     final List<String> args = <String>[
+      if (_logger.supportsColor)
+        '--color',
       if (verbose)
-        '--verbose'
-      else
-        '--verbosity=warning',
+        '--verbose',
+      '--directory',
+      _fileSystem.path.relative(directory),
       ...<String>[
         command,
-        '--no-precompile',
       ],
       if (offline)
         '--offline',
+      '--example',
     ];
-    try {
-      await batch(
-        args,
-        context: context,
-        directory: directory,
-        failureMessage: 'pub $command failed',
-        retry: !offline,
-        flutterRootOverride: flutterRootOverride,
+    await _runWithRetries(
+      args,
+      command: command,
+      context: context,
+      directory: directory,
+      failureMessage: 'pub $command failed',
+      retry: !offline,
+      flutterRootOverride: flutterRootOverride,
+      printProgress: printProgress
+    );
+
+    if (!packageConfigFile.existsSync()) {
+      throwToolExit('$directory: pub did not create .dart_tools/package_config.json file.');
+    }
+    lastVersion.writeAsStringSync(currentVersion.readAsStringSync());
+    await _updatePackageConfig(
+      packageConfigFile,
+      generatedDirectory,
+      project.manifest.generateSyntheticPackage,
+    );
+    if (project.hasExampleApp && project.example.pubspecFile.existsSync()) {
+      final Directory exampleGeneratedDirectory = _fileSystem.directory(
+        _fileSystem.path.join(project.example.directory.path, '.dart_tool', 'flutter_gen'));
+      await _updatePackageConfig(
+        project.example.packageConfigFile,
+        exampleGeneratedDirectory,
+        project.example.manifest.generateSyntheticPackage,
       );
+    }
+  }
+
+  /// Runs pub with [arguments].
+  ///
+  /// Retries the command as long as the exit code is
+  /// `_kPubExitCodeUnavailable`.
+  ///
+  /// Prints the stderr and stdout of the last run.
+  ///
+  /// Sends an analytics event
+  Future<void> _runWithRetries(
+    List<String> arguments, {
+    required String command,
+    required bool printProgress,
+    required PubContext context,
+    required bool retry,
+    required String directory,
+    String failureMessage = 'pub failed',
+    String? flutterRootOverride,
+  }) async {
+    int exitCode;
+    int attempts = 0;
+    int duration = 1;
+
+    List<_OutputLine>? output;
+    StreamSubscription<String> recordLines(Stream<List<int>> stream, _OutputStream streamName) {
+      return stream
+        .transform<String>(utf8.decoder)
+        .transform<String>(const LineSplitter())
+        .listen((String line) => output!.add(_OutputLine(line, streamName)));
+    }
+
+    final Status? status = printProgress
+      ? _logger.startProgress('Running "flutter pub $command" in ${_fileSystem.path.basename(directory)}...',)
+      : null;
+    final List<String> pubCommand = _pubCommand(arguments);
+    final Map<String, String> pubEnvironment = await _createPubEnvironment(context, flutterRootOverride);
+    try {
+      do {
+        output = <_OutputLine>[];
+        attempts += 1;
+        final io.Process process = await _processUtils.start(
+          pubCommand,
+          workingDirectory: _fileSystem.path.current,
+          environment: pubEnvironment,
+        );
+        final StreamSubscription<String> stdoutSubscription =
+          recordLines(process.stdout, _OutputStream.stdout);
+        final StreamSubscription<String> stderrSubscription =
+          recordLines(process.stderr, _OutputStream.stderr);
+
+        exitCode = await process.exitCode;
+        unawaited(stdoutSubscription.cancel());
+        unawaited(stderrSubscription.cancel());
+
+        if (retry && exitCode == _kPubExitCodeUnavailable) {
+          _logger.printStatus(
+            '$failureMessage (server unavailable) -- attempting retry $attempts in $duration '
+            'second${ duration == 1 ? "" : "s"}...',
+          );
+          await Future<void>.delayed(Duration(seconds: duration));
+          if (duration < 64) {
+            duration *= 2;
+          }
+          // This will cause a retry.
+          output = null;
+        }
+      } while (output == null);
       status?.stop();
     // The exception is rethrown, so don't catch only Exceptions.
     } catch (exception) { // ignore: avoid_catches_without_on_clauses
@@ -342,15 +431,45 @@ class _DefaultPub implements Pub {
       rethrow;
     }
 
-    if (!packageConfigFile.existsSync()) {
-      throwToolExit('$directory: pub did not create .dart_tools/package_config.json file.');
+    if (printProgress) {
+      // Show the output of the last run.
+      for (final _OutputLine line in output) {
+        switch (line.stream) {
+          case _OutputStream.stdout:
+            _stdio.stdoutWrite('${line.line}\n');
+            break;
+          case _OutputStream.stderr:
+            _stdio.stderrWrite('${line.line}\n');
+            break;
+        }
+      }
+    }
+
+    final int code = exitCode;
+    String result = 'success';
+    if (output.any((_OutputLine line) => line.line.contains('version solving failed'))) {
+      result = 'version-solving-failed';
+    } else if (code != 0) {
+      result = 'failure';
+    }
+    PubResultEvent(
+      context: context.toAnalyticsString(),
+      result: result,
+      usage: _usage,
+    ).send();
+    final String lastPubMessage = output.isEmpty ? 'no message' : output.last.line;
+
+    if (code != 0) {
+      final StringBuffer buffer = StringBuffer('$failureMessage\n');
+      buffer.writeln('command: "${pubCommand.join(' ')}"');
+      buffer.write(_stringifyPubEnv(pubEnvironment));
+      buffer.writeln('exit code: $code');
+      buffer.writeln('last line of pub output: "${lastPubMessage.trim()}"');
+      throwToolExit(
+        buffer.toString(),
+        exitCode: code,
+      );
     }
-    lastVersion.writeAsStringSync(currentVersion.readAsStringSync());
-    await _updatePackageConfig(
-      packageConfigFile,
-      generatedDirectory,
-      generateSyntheticPackage,
-    );
   }
 
   // For surfacing pub env in crash reporting
@@ -374,19 +493,13 @@ class _DefaultPub implements Pub {
     String? directory,
     MessageFilter? filter,
     String failureMessage = 'pub failed',
-    required bool retry,
-    bool? showTraceForErrors,
     String? flutterRootOverride,
   }) async {
-    showTraceForErrors ??= await _botDetector.isRunningOnBot;
+    final bool showTraceForErrors = await _botDetector.isRunningOnBot;
 
     String lastPubMessage = 'no message';
-    bool versionSolvingFailed = false;
     String? filterWrapper(String line) {
       lastPubMessage = line;
-      if (line.contains('version solving failed')) {
-        versionSolvingFailed = true;
-      }
       if (filter == null) {
         return line;
       }
@@ -396,44 +509,17 @@ class _DefaultPub implements Pub {
     if (showTraceForErrors) {
       arguments.insert(0, '--trace');
     }
-    int attempts = 0;
-    int duration = 1;
-    int code;
-    final List<String> pubCommand = _pubCommand(arguments);
     final Map<String, String> pubEnvironment = await _createPubEnvironment(context, flutterRootOverride);
-    while (true) {
-      attempts += 1;
-      code = await _processUtils.stream(
+    final List<String> pubCommand = _pubCommand(arguments);
+    final int code = await _processUtils.stream(
         pubCommand,
         workingDirectory: directory,
         mapFunction: filterWrapper, // may set versionSolvingFailed, lastPubMessage
         environment: pubEnvironment,
       );
-      String? message;
-      if (retry) {
-        if (code == _kPubExitCodeUnavailable) {
-          message = 'server unavailable';
-        }
-      }
-      if (message == null) {
-        break;
-      }
-      versionSolvingFailed = false;
-      _logger.printStatus(
-        '$failureMessage ($message) -- attempting retry $attempts in $duration '
-        'second${ duration == 1 ? "" : "s"}...',
-      );
-      await Future<void>.delayed(Duration(seconds: duration));
-      if (duration < 64) {
-        duration *= 2;
-      }
-    }
-    assert(code != null);
 
     String result = 'success';
-    if (versionSolvingFailed) {
-      result = 'version-solving-failed';
-    } else if (code != 0) {
+    if (code != 0) {
       result = 'failure';
     }
     PubResultEvent(
@@ -465,7 +551,10 @@ class _DefaultPub implements Pub {
   }) async {
     // Fully resolved pub or pub.bat is calculated based on current platform.
     final io.Process process = await _processUtils.start(
-      _pubCommand(arguments),
+      _pubCommand(<String>[
+          if (_logger.supportsColor) '--color',
+          ...arguments,
+      ]),
       workingDirectory: directory,
       environment: await _createPubEnvironment(PubContext.interactive),
     );
@@ -721,3 +810,14 @@ class _DefaultPub implements Pub {
     return buffer.toString();
   }
 }
+
+class _OutputLine {
+  _OutputLine(this.line, this.stream);
+  final String line;
+  final _OutputStream stream;
+}
+
+enum _OutputStream {
+  stdout,
+  stderr,
+}

packages/flutter_tools/lib/src/flutter_cache.dart

@@ -19,6 +19,7 @@ import 'cache.dart';
 import 'dart/package_map.dart';
 import 'dart/pub.dart';
 import 'globals.dart' as globals;
+import 'project.dart';
 
 /// An implementation of the [Cache] which provides all of Flutter's default artifacts.
 class FlutterCache extends Cache {
@@ -29,6 +30,7 @@ class FlutterCache extends Cache {
     required super.fileSystem,
     required Platform platform,
     required super.osUtils,
+    required FlutterProjectFactory projectFactory,
   }) : super(logger: logger, platform: platform, artifacts: <ArtifactSet>[]) {
     registerArtifact(MaterialFonts(this));
     registerArtifact(GradleWrapper(this));
@@ -54,6 +56,7 @@ class FlutterCache extends Cache {
       // before the version is determined.
       flutterRoot: () => Cache.flutterRoot!,
       pub: () => pub,
+      projectFactory: projectFactory,
     ));
   }
 }
@@ -70,14 +73,17 @@ class PubDependencies extends ArtifactSet {
     required String Function() flutterRoot,
     required Logger logger,
     required Pub Function() pub,
+    required FlutterProjectFactory projectFactory,
   }) : _logger = logger,
        _flutterRoot = flutterRoot,
        _pub = pub,
+       _projectFactory = projectFactory,
        super(DevelopmentArtifact.universal);
 
   final String Function() _flutterRoot;
   final Logger _logger;
   final Pub Function() _pub;
+  final FlutterProjectFactory _projectFactory;
 
   @override
   Future<bool> isUpToDate(
@@ -118,7 +124,9 @@ class PubDependencies extends ArtifactSet {
   ) async {
     await _pub().get(
       context: PubContext.pubGet,
-      directory: fileSystem.path.join(_flutterRoot(), 'packages', 'flutter_tools'),
+      project: _projectFactory.fromDirectory(
+        fileSystem.directory(fileSystem.path.join(_flutterRoot(), 'packages', 'flutter_tools'))
+      ),
       offline: offline
     );
   }

packages/flutter_tools/lib/src/runner/flutter_command.dart

@@ -1355,7 +1355,7 @@ abstract class FlutterCommand extends Command<void> {
 
       await pub.get(
         context: PubContext.getVerifyContext(name),
-        generateSyntheticPackage: project.manifest.generateSyntheticPackage,
+        project: project,
         checkUpToDate: cachePubGet,
       );
       await project.regeneratePlatformSpecificTooling();

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

@@ -19,12 +19,14 @@ import 'package:flutter_tools/src/commands/analyze.dart';
 import 'package:flutter_tools/src/dart/analysis.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
+import 'package:flutter_tools/src/project.dart';
 import 'package:flutter_tools/src/project_validator.dart';
 import 'package:process/process.dart';
 
 import '../../src/common.dart';
 import '../../src/context.dart';
 import '../../src/fake_process_manager.dart';
+import '../../src/fakes.dart';
 import '../../src/test_flutter_command_runner.dart';
 
 void main() {
@@ -39,6 +41,7 @@ void main() {
   ProcessManager processManager;
   AnsiTerminal terminal;
   Logger logger;
+  FakeStdio mockStdio;
 
   setUp(() {
     fileSystem = globals.localFileSystem;
@@ -47,6 +50,7 @@ void main() {
     terminal = AnsiTerminal(platform: platform, stdio: Stdio());
     logger = BufferLogger(outputPreferences: OutputPreferences.test(), terminal: terminal);
     tempDir = fileSystem.systemTempDirectory.createTempSync('flutter_analysis_test.');
+    mockStdio = FakeStdio();
   });
 
   tearDown(() {
@@ -84,11 +88,11 @@ void main() {
         platform: const LocalPlatform(),
         botDetector: globals.botDetector,
         usage: globals.flutterUsage,
+        stdio: mockStdio,
       );
       await pub.get(
         context: PubContext.flutterTests,
-        directory: tempDir.path,
-        generateSyntheticPackage: false,
+        project: FlutterProject.fromDirectoryTest(tempDir),
       );
 
       server = AnalysisServer(
@@ -122,11 +126,11 @@ void main() {
       platform: const LocalPlatform(),
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
+      stdio: mockStdio,
     );
     await pub.get(
       context: PubContext.flutterTests,
-      directory: tempDir.path,
-      generateSyntheticPackage: false,
+      project: FlutterProject.fromDirectoryTest(tempDir),
     );
 
       server = AnalysisServer(

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

@@ -13,6 +13,7 @@ import 'package:flutter_tools/src/dart/pub.dart';
 import 'package:flutter_tools/src/doctor.dart';
 import 'package:flutter_tools/src/doctor_validator.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
+import 'package:flutter_tools/src/project.dart';
 import 'package:test/fake.dart';
 
 import '../../src/context.dart';
@@ -29,17 +30,18 @@ class FakePub extends Fake implements Pub {
   @override
   Future<void> get({
     PubContext context,
-    String directory,
+    FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,
     bool printProgress = true,
   }) async {
-    fs.directory(directory).childFile('.packages').createSync();
+    project.directory.childFile('.packages').createSync();
     if (offline == true) {
       calledGetOffline += 1;
     } else {

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

@@ -308,11 +308,12 @@ class FakePub extends Fake implements Pub {
   @override
   Future<void> get({
     PubContext context,
-    String directory,
+    FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,

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

@@ -169,17 +169,18 @@ class FakePub extends Fake implements Pub {
   @override
   Future<void> get({
     required PubContext context,
-    String? directory,
+    required FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String? flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,
     bool printProgress = true,
   }) async {
-    fileSystem.directory(directory)
+    fileSystem.directory(project.directory)
       .childDirectory('.dart_tool')
       .childFile('package_config.json')
       ..createSync(recursive: true)

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

@@ -8,6 +8,7 @@ import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/commands/update_packages.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
+import 'package:flutter_tools/src/project.dart';
 import 'package:test/fake.dart';
 import 'package:yaml/yaml.dart';
 
@@ -223,20 +224,19 @@ class FakePub extends Fake implements Pub {
   @override
   Future<void> get({
     required PubContext context,
-    String? directory,
+    required FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String? flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,
     bool printProgress = true,
   }) async {
-    if (directory != null) {
-      pubGetDirectories.add(directory);
-    }
-    fileSystem.directory(directory).childFile('pubspec.lock')
+    pubGetDirectories.add(project.directory.path);
+    project.directory.childFile('pubspec.lock')
       ..createSync(recursive: true)
       ..writeAsStringSync('''
 # Generated by pub
@@ -266,8 +266,6 @@ sdks:
         String? directory,
         MessageFilter? filter,
         String failureMessage = 'pub failed',
-        required bool retry,
-        bool? showTraceForErrors,
       }) async {
     if (directory != null) {
       pubBatchDirectories.add(directory);

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

@@ -23,7 +23,7 @@ import '../../src/android_common.dart';
 import '../../src/common.dart';
 import '../../src/context.dart';
 import '../../src/fake_process_manager.dart';
-import '../../src/fakes.dart';
+import '../../src/fakes.dart' hide FakeFlutterProjectFactory;
 import '../../src/test_flutter_command_runner.dart';
 
 void main() {

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

@@ -66,6 +66,7 @@ void main() {
   LoggingProcessManager loggingProcessManager;
   FakeProcessManager fakeProcessManager;
   BufferLogger logger;
+  FakeStdio mockStdio;
 
   setUpAll(() async {
     Cache.disableLocking();
@@ -82,6 +83,7 @@ void main() {
       channel: frameworkChannel,
     );
     fakeProcessManager = FakeProcessManager.empty();
+    mockStdio = FakeStdio();
   });
 
   tearDown(() {
@@ -173,6 +175,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -220,6 +223,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -246,6 +250,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -275,6 +280,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -300,6 +306,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
     ...noColorTerminalOverride,
   });
@@ -325,6 +332,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
     ...noColorTerminalOverride,
   });
@@ -358,6 +366,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -390,6 +399,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -417,6 +427,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -455,6 +466,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -484,6 +496,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -522,6 +535,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -552,6 +566,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -582,6 +597,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
     Logger: ()=>logger,
   });
@@ -609,6 +625,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -730,6 +747,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -1428,6 +1446,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -1456,6 +1475,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -1713,6 +1733,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -1737,6 +1758,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -1887,6 +1909,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 
@@ -1911,13 +1934,14 @@ void main() {
     },
     overrides: <Type, Generator>{
       ProcessManager: () => loggingProcessManager,
-      Pub: () => Pub(
+        Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
         processManager: globals.processManager,
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+      stdio: mockStdio,
       ),
     },
   );
@@ -2871,6 +2895,7 @@ void main() {
       usage: globals.flutterUsage,
       botDetector: globals.botDetector,
       platform: globals.platform,
+      stdio: mockStdio,
     ),
   });
 

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

@@ -6,21 +6,25 @@
 
 import 'package:args/command_runner.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
+import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/commands/format.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
 
 import '../../src/common.dart';
 import '../../src/context.dart';
+import '../../src/fakes.dart';
 import '../../src/test_flutter_command_runner.dart';
 
 void main() {
   group('format', () {
     Directory tempDir;
+    FakeStdio mockStdio;
 
     setUp(() {
       Cache.disableLocking();
       tempDir = globals.fs.systemTempDirectory.createTempSync('flutter_tools_format_test.');
+      mockStdio = FakeStdio();
     });
 
     tearDown(() {
@@ -40,6 +44,8 @@ void main() {
 
       final String formatted = srcFile.readAsStringSync();
       expect(formatted, original);
+    }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
     });
 
     testUsingContext('dry-run', () async {

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

@@ -32,6 +32,12 @@ import '../../src/fakes.dart';
 import '../../src/test_flutter_command_runner.dart';
 
 void main() {
+  FakeStdio mockStdio;
+
+  setUp(() {
+    mockStdio = FakeStdio()..stdout.terminalColumns = 80;
+  });
+
   Cache.disableLocking();
   group('packages get/upgrade', () {
     Directory tempDir;
@@ -197,16 +203,25 @@ void main() {
       }
     }
 
-    testUsingContext('get fetches packages', () async {
+    testUsingContext('get fetches packages and has output from pub', () async {
       final String projectPath = await createProject(tempDir,
         arguments: <String>['--no-pub', '--template=module']);
       removeGeneratedFiles(projectPath);
 
       await runCommandIn(projectPath, 'get');
 
+      expect(mockStdio.stdout.writes.map(utf8.decode),
+        allOf(
+          contains(matches(RegExp(r'Resolving dependencies in .+flutter_project\.\.\.'))),
+          contains('+ flutter 0.0.0 from sdk flutter\n'),
+          contains(matches(RegExp(r'Changed \d+ dependencies in .+flutter_project!'))),
+        ),
+      );
+
       expectDependenciesResolved(projectPath);
       expectZeroPluginsInjected(projectPath);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -214,6 +229,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -227,6 +243,7 @@ void main() {
       expectDependenciesResolved(projectPath);
       expectZeroPluginsInjected(projectPath);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -234,6 +251,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -247,6 +265,7 @@ void main() {
 
       expect((await getCommand.usageValues).commandPackagesNumberPlugins, 0);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -254,6 +273,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -269,6 +289,7 @@ void main() {
 
       expect((await getCommand.usageValues).commandPackagesNumberPlugins, 1);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -276,6 +297,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -289,6 +311,7 @@ void main() {
 
       expect((await getCommand.usageValues).commandPackagesProjectModule, false);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -296,6 +319,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -309,6 +333,7 @@ void main() {
 
       expect((await getCommand.usageValues).commandPackagesProjectModule, true);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -316,6 +341,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -338,6 +364,7 @@ void main() {
 
       expect((await getCommand.usageValues).commandPackagesAndroidEmbeddingVersion, 'v1');
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -345,6 +372,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -358,6 +386,7 @@ void main() {
 
       expect((await getCommand.usageValues).commandPackagesAndroidEmbeddingVersion, 'v2');
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -365,6 +394,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -378,7 +408,7 @@ void main() {
       expectDependenciesResolved(projectPath);
       expectZeroPluginsInjected(projectPath);
     }, overrides: <Type, Generator>{
-      Stdio: () => FakeStdio()..stdout.terminalColumns = 80,
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -386,6 +416,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -399,6 +430,7 @@ void main() {
       expectDependenciesResolved(projectPath);
       expectModulePluginInjected(projectPath);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -406,6 +438,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -427,6 +460,7 @@ void main() {
       expectDependenciesResolved(exampleProjectPath);
       expectPluginInjected(exampleProjectPath);
     }, overrides: <Type, Generator>{
+      Stdio: () => mockStdio,
       Pub: () => Pub(
         fileSystem: globals.fs,
         logger: globals.logger,
@@ -434,17 +468,17 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
   });
 
   group('packages test/pub', () {
     FakeProcessManager processManager;
-    FakeStdio mockStdio;
+
 
     setUp(() {
       processManager = FakeProcessManager.empty();
-      mockStdio = FakeStdio()..stdout.terminalColumns = 80;
     });
 
     testUsingContext('test without bot', () async {
@@ -470,6 +504,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -495,6 +530,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -525,6 +561,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -555,6 +592,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
 
@@ -583,6 +621,7 @@ void main() {
         usage: globals.flutterUsage,
         botDetector: globals.botDetector,
         platform: globals.platform,
+        stdio: mockStdio,
       ),
     });
   });

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

@@ -16,6 +16,7 @@ import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
 import 'package:flutter_tools/src/flutter_cache.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
+import 'package:flutter_tools/src/project.dart';
 import 'package:test/fake.dart';
 
 import '../src/common.dart';
@@ -908,6 +909,7 @@ void main() {
       flutterRoot: () => '',
       logger: logger,
       pub: () => FakePub(),
+      projectFactory: FakeFlutterProjectFactory(),
     );
 
     expect(await pubDependencies.isUpToDate(fileSystem), false); // no package config
@@ -950,6 +952,7 @@ void main() {
       flutterRoot: () => '',
       logger: logger,
       pub: () => pub,
+      projectFactory: FakeFlutterProjectFactory()
     );
 
     await pubDependencies.update(FakeArtifactUpdater(), logger, fileSystem, FakeOperatingSystemUtils());
@@ -1155,7 +1158,7 @@ class FakePub extends Fake implements Pub {
   @override
   Future<void> get({
     PubContext? context,
-    String? directory,
+    required FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,

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

@@ -12,11 +12,14 @@ import 'package:flutter_tools/src/base/io.dart' show ProcessException;
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/base/platform.dart';
 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/project.dart';
 import 'package:flutter_tools/src/reporting/reporting.dart';
 
 import '../../src/common.dart';
 import '../../src/fake_process_manager.dart';
+import '../../src/fakes.dart';
 
 void main() {
   setUpAll(() {
@@ -38,9 +41,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await expectLater(() => pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     ), throwsToolExit(message: 'Your Flutter SDK download may be corrupt or missing permissions to run'));
@@ -52,9 +57,10 @@ void main() {
         const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ]),
       ]);
       final BufferLogger logger = BufferLogger.test();
@@ -82,9 +88,11 @@ void main() {
         usage: TestUsage(),
         platform: FakePlatform(),
         botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       );
 
       await pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
         context: PubContext.pubGet,
         checkUpToDate: true,
         shouldSkipThirdPartyGenerator: false,
@@ -99,9 +107,10 @@ void main() {
         const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ]),
       ]);
       final BufferLogger logger = BufferLogger.test();
@@ -130,9 +139,11 @@ void main() {
         usage: TestUsage(),
         platform: FakePlatform(),
         botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       );
 
       await pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
         context: PubContext.pubGet,
         checkUpToDate: true,
       );
@@ -146,9 +157,10 @@ void main() {
         const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ]),
       ]);
       final BufferLogger logger = BufferLogger.test();
@@ -177,9 +189,11 @@ void main() {
         usage: TestUsage(),
         platform: FakePlatform(),
         botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       );
 
       await pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
         context: PubContext.pubGet,
         checkUpToDate: true,
       );
@@ -207,9 +221,11 @@ void main() {
         usage: TestUsage(),
         platform: FakePlatform(),
         botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       );
 
       await pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
         context: PubContext.pubGet,
         checkUpToDate: true,
       );
@@ -240,9 +256,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -256,9 +274,10 @@ void main() {
       const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ]),
     ]);
     final BufferLogger logger = BufferLogger.test();
@@ -277,9 +296,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -294,9 +315,10 @@ void main() {
       const FakeCommand(command: <String>[
            'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ]),
     ]);
     final BufferLogger logger = BufferLogger.test();
@@ -314,9 +336,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -331,9 +355,10 @@ void main() {
       FakeCommand(command: const <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ], onRun: () {
         fileSystem.file('.dart_tool/package_config.json').createSync(recursive: true);
       }),
@@ -351,9 +376,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -368,9 +395,10 @@ void main() {
       const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ]),
     ]);
     final BufferLogger logger = BufferLogger.test();
@@ -387,9 +415,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -403,9 +433,10 @@ void main() {
       const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ]),
     ]);
     final BufferLogger logger = BufferLogger.test();
@@ -425,9 +456,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -441,9 +474,10 @@ void main() {
       const FakeCommand(command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ]),
     ]);
     final BufferLogger logger = BufferLogger.test();
@@ -465,9 +499,11 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.pubGet,
       checkUpToDate: true,
     );
@@ -483,9 +519,10 @@ void main() {
       command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
       ],
       exitCode: 69,
       environment: <String, String>{'FLUTTER_ROOT': '', 'PUB_ENVIRONMENT': 'flutter_cli:flutter_tests'},
@@ -511,11 +548,15 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     FakeAsync().run((FakeAsync time) {
       expect(logger.statusText, '');
-      pub.get(context: PubContext.flutterTests).then((void value) {
+      pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests,
+      ).then((void value) {
         error = 'test completed unexpectedly';
       }, onError: (dynamic thrownError) {
         error = 'test failed unexpectedly: $thrownError';
@@ -576,10 +617,11 @@ void main() {
       command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
           '--offline',
+          '--example',
       ],
       exitCode: 69,
       environment: <String, String>{'FLUTTER_ROOT': '', 'PUB_ENVIRONMENT': 'flutter_cli:flutter_tests'},
@@ -596,11 +638,16 @@ void main() {
       usage: TestUsage(),
       platform: FakePlatform(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     FakeAsync().run((FakeAsync time) {
       expect(logger.statusText, '');
-      pub.get(context: PubContext.flutterTests, offline: true).then((void value) {
+      pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests,
+        offline: true
+      ).then((void value) {
         error = 'test completed unexpectedly';
       }, onError: (dynamic thrownError) {
         error = 'test failed unexpectedly: $thrownError';
@@ -624,9 +671,10 @@ void main() {
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         exitCode: 66,
         stderr: 'err1\nerr2\nerr3\n',
@@ -634,18 +682,19 @@ void main() {
         environment: <String, String>{'FLUTTER_ROOT': '', 'PUB_ENVIRONMENT': 'flutter_cli:flutter_tests'},
       ),
     ]);
-
+    final FakeStdio mockStdio = FakeStdio();
     final Pub pub = Pub(
       platform: FakePlatform(),
       fileSystem: fileSystem,
       logger: logger,
       usage: TestUsage(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: mockStdio,
       processManager: processManager,
     );
     const String toolExitMessage = '''
 pub get failed
-command: "bin/cache/dart-sdk/bin/dart __deprecated_pub --verbosity=warning get --no-precompile"
+command: "bin/cache/dart-sdk/bin/dart __deprecated_pub --directory . get --example"
 pub env: {
   "FLUTTER_ROOT": "",
   "PUB_ENVIRONMENT": "flutter_cli:flutter_tests",
@@ -654,19 +703,28 @@ exit code: 66
 last line of pub output: "err3"
 ''';
     await expectLater(
-      () => pub.get(context: PubContext.flutterTests),
+      () => pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests,
+      ),
       throwsA(isA<ToolExit>().having((ToolExit error) => error.message, 'message', toolExitMessage)),
     );
-    expect(logger.statusText,
-      'Running "flutter pub get" in /...\n'
-      'out1\n'
-      'out2\n'
-      'out3\n'
+    expect(logger.statusText, 'Running "flutter pub get" in /...\n');
+    expect(
+      mockStdio.stdout.writes.map(utf8.decode),
+      <String>[
+        'out1\n',
+        'out2\n',
+        'out3\n',
+      ]
     );
-    expect(logger.errorText,
-      'err1\n'
-      'err2\n'
-      'err3\n'
+    expect(
+      mockStdio.stderr.writes.map(utf8.decode),
+      <String>[
+        'err1\n',
+        'err2\n',
+        'err3\n',
+      ]
     );
     expect(processManager, hasNoRemainingExpectations);
   });
@@ -680,18 +738,20 @@ last line of pub output: "err3"
         command: const <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         onRun: () {
           throw const ProcessException(
             'bin/cache/dart-sdk/bin/dart',
             <String>[
               '__deprecated_pub',
-              '--verbosity=warning',
+              '--directory',
+              '.',
               'get',
-              '--no-precompile',
+              '--example',
             ],
             'message',
             1,
@@ -710,10 +770,14 @@ last line of pub output: "err3"
       logger: logger,
       usage: TestUsage(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       processManager: processManager,
     );
     await expectLater(
-      () => pub.get(context: PubContext.flutterTests),
+      () => pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests,
+      ),
       throwsA(
         isA<ProcessException>().having(
           (ProcessException error) => error.message,
@@ -741,9 +805,10 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         exitCode: 69,
         environment: <String, String>{
@@ -760,10 +825,14 @@ last line of pub output: "err3"
       logger: BufferLogger.test(),
       processManager: processManager,
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     FakeAsync().run((FakeAsync time) {
-      pub.get(context: PubContext.flutterTests).then((void value) {
+      pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests
+      ).then((void value) {
         error = 'test completed unexpectedly';
       }, onError: (dynamic thrownError) {
         error = 'test failed unexpectedly: $thrownError';
@@ -802,9 +871,10 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         exitCode: 69,
         environment: <String, String>{
@@ -825,10 +895,14 @@ last line of pub output: "err3"
       logger: BufferLogger.test(),
       processManager: processManager,
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
 
     FakeAsync().run((FakeAsync time) {
-      pub.get(context: PubContext.flutterTests).then((void value) {
+      pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests,
+      ).then((void value) {
         error = 'test completed unexpectedly';
       }, onError: (dynamic thrownError) {
         error = thrownError.toString();
@@ -853,9 +927,10 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         exitCode: 69,
         environment: <String, String>{
@@ -871,6 +946,7 @@ last line of pub output: "err3"
       processManager: processManager,
       usage: TestUsage(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       platform: FakePlatform(
         environment: const <String, String>{
           'PUB_CACHE': 'custom/pub-cache/path',
@@ -880,7 +956,9 @@ last line of pub output: "err3"
 
     FakeAsync().run((FakeAsync time) {
       String? error;
-      pub.get(context: PubContext.flutterTests).then((void value) {
+      pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests).then((void value) {
         error = 'test completed unexpectedly';
       }, onError: (dynamic thrownError) {
         error = 'test failed unexpectedly: $thrownError';
@@ -899,6 +977,7 @@ last line of pub output: "err3"
       logger: BufferLogger.test(),
       processManager: FakeProcessManager.any(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       usage: usage,
       platform: FakePlatform(
         environment: const <String, String>{
@@ -913,8 +992,8 @@ last line of pub output: "err3"
       ..writeAsStringSync('{"configVersion": 2,"packages": []}');
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.flutterTests,
-      generateSyntheticPackage: true,
     );
     expect(usage.events, contains(
       const TestUsageEvent('pub-result', 'flutter-tests', label: 'success'),
@@ -929,6 +1008,7 @@ last line of pub output: "err3"
       logger: BufferLogger.test(),
       processManager: FakeProcessManager.any(),
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       usage: usage,
       platform: FakePlatform(
         environment: const <String, String>{
@@ -952,8 +1032,8 @@ last line of pub output: "err3"
 ''');
 
     await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
       context: PubContext.flutterTests,
-      generateSyntheticPackage: true,
     );
 
     expect(
@@ -976,9 +1056,10 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         exitCode: 1,
       ),
@@ -990,6 +1071,7 @@ last line of pub output: "err3"
       logger: BufferLogger.test(),
       processManager: processManager,
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
       platform: FakePlatform(
         environment: const <String, String>{
           'PUB_CACHE': 'custom/pub-cache/path',
@@ -997,7 +1079,10 @@ last line of pub output: "err3"
       ),
     );
     try {
-      await pub.get(context: PubContext.flutterTests);
+      await pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests,
+      );
     } on ToolExit {
       // Ignore.
     }
@@ -1018,9 +1103,10 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         exitCode: 1,
         stderr: 'version solving failed',
@@ -1038,11 +1124,15 @@ last line of pub output: "err3"
       ),
       usage: usage,
       botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio(),
     );
     fileSystem.file('pubspec.yaml').writeAsStringSync('name: foo');
 
     try {
-      await pub.get(context: PubContext.flutterTests);
+      await pub.get(
+        project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+        context: PubContext.flutterTests
+      );
     } on ToolExit {
       // Ignore.
     }
@@ -1061,9 +1151,10 @@ last line of pub output: "err3"
         command: const <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         onRun: () {
           fileSystem.file('.dart_tool/package_config.json')
@@ -1074,18 +1165,20 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
       ),
       FakeCommand(
         command: const <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
         onRun: () {
           fileSystem.file('pubspec.yaml')
@@ -1096,9 +1189,10 @@ last line of pub output: "err3"
         command: <String>[
           'bin/cache/dart-sdk/bin/dart',
           '__deprecated_pub',
-          '--verbosity=warning',
+          '--directory',
+          '.',
           'get',
-          '--no-precompile',
+          '--example',
         ],
       ),
     ]);
@@ -1110,7 +1204,8 @@ last line of pub output: "err3"
       platform: FakePlatform(
         environment: <String, String>{},
       ),
-      botDetector: const BotDetectorAlwaysNo()
+      botDetector: const BotDetectorAlwaysNo(),
+      stdio: FakeStdio()
     );
 
     fileSystem.file('version').createSync();
@@ -1121,7 +1216,10 @@ last line of pub output: "err3"
     fileSystem.file('pubspec.yaml')
       ..createSync()
       ..setLastModifiedSync(DateTime(2001));
-    await pub.get(context: PubContext.flutterTests); // pub sets date of .packages to 2002
+    await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+      context: PubContext.flutterTests,
+    ); // pub sets date of .packages to 2002
 
     expect(logger.statusText, 'Running "flutter pub get" in /...\n');
     expect(logger.errorText, isEmpty);
@@ -1133,7 +1231,10 @@ last line of pub output: "err3"
       .setLastModifiedSync(DateTime(2000));
     fileSystem.file('pubspec.yaml')
       .setLastModifiedSync(DateTime(2001));
-    await pub.get(context: PubContext.flutterTests); // pub does nothing
+    await pub.get(
+      project: FlutterProject.fromDirectoryTest(fileSystem.currentDirectory),
+      context: PubContext.flutterTests,
+    ); // pub does nothing
 
     expect(logger.statusText, 'Running "flutter pub get" in /...\n');
     expect(logger.errorText, isEmpty);

packages/flutter_tools/test/general.shard/runner/flutter_command_test.dart

@@ -20,6 +20,7 @@ import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
 import 'package:flutter_tools/src/globals.dart' as globals;
 import 'package:flutter_tools/src/pre_run_validator.dart';
+import 'package:flutter_tools/src/project.dart';
 import 'package:flutter_tools/src/reporting/reporting.dart';
 import 'package:flutter_tools/src/runner/flutter_command.dart';
 import 'package:test/fake.dart';
@@ -814,11 +815,12 @@ class FakePub extends Fake implements Pub {
   @override
   Future<void> get({
     PubContext context,
-    String directory,
+    FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,

packages/flutter_tools/test/integration.shard/web_plugin_registrant_test.dart

@@ -75,6 +75,7 @@ void main() {
           usage: globals.flutterUsage,
           botDetector: globals.botDetector,
           platform: globals.platform,
+          stdio: globals.stdio,
         ),
   });
 
@@ -122,6 +123,7 @@ void main() {
           usage: globals.flutterUsage,
           botDetector: globals.botDetector,
           platform: globals.platform,
+          stdio: globals.stdio,
         ),
   });
 
@@ -153,6 +155,7 @@ void main() {
           usage: globals.flutterUsage,
           botDetector: globals.botDetector,
           platform: globals.platform,
+          stdio: globals.stdio,
         ),
   });
 
@@ -183,6 +186,7 @@ void main() {
           usage: globals.flutterUsage,
           botDetector: globals.botDetector,
           platform: globals.platform,
+          stdio: globals.stdio,
         ),
   });
 
@@ -232,6 +236,7 @@ void main() {
           usage: globals.flutterUsage,
           botDetector: globals.botDetector,
           platform: globals.platform,
+          stdio: globals.stdio,
         ),
   });
 }

packages/flutter_tools/test/src/fakes.dart

@@ -14,6 +14,7 @@ import 'package:flutter_tools/src/cache.dart';
 import 'package:flutter_tools/src/convert.dart';
 import 'package:flutter_tools/src/features.dart';
 import 'package:flutter_tools/src/ios/plist_parser.dart';
+import 'package:flutter_tools/src/project.dart';
 import 'package:flutter_tools/src/version.dart';
 import 'package:test/fake.dart';
 
@@ -561,3 +562,13 @@ class FakeStopwatchFactory implements StopwatchFactory {
     return stopwatches[name] ?? FakeStopwatch();
   }
 }
+
+class FakeFlutterProjectFactory implements FlutterProjectFactory {
+  @override
+  FlutterProject fromDirectory(Directory directory) {
+    return FlutterProject.fromDirectoryTest(directory);
+  }
+
+  @override
+  Map<String, FlutterProject> get projects => throw UnimplementedError();
+}

packages/flutter_tools/test/src/test_flutter_command_runner.dart

@@ -35,7 +35,7 @@ Future<String> createProject(Directory temp, { List<String>? arguments }) async
   final CreateCommand command = CreateCommand();
   final CommandRunner<void> runner = createTestCommandRunner(command);
   await runner.run(<String>['create', ...arguments, projectPath]);
-  // Created `.packages` since it's not created when the flag `--no-pub` is passed.
+  // Create `.packages` since it's not created when the flag `--no-pub` is passed.
   globals.fs.file(globals.fs.path.join(projectPath, '.packages')).createSync();
   return projectPath;
 }

packages/flutter_tools/test/src/throwing_pub.dart

@@ -4,6 +4,7 @@
 
 import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/dart/pub.dart';
+import 'package:flutter_tools/src/project.dart';
 
 class ThrowingPub implements Pub {
   @override
@@ -12,8 +13,6 @@ class ThrowingPub implements Pub {
     String? directory,
     MessageFilter? filter,
     String? failureMessage = 'pub failed',
-    bool? retry,
-    bool? showTraceForErrors,
   }) {
     throw UnsupportedError('Attempted to invoke pub during test.');
   }
@@ -21,13 +20,14 @@ class ThrowingPub implements Pub {
   @override
   Future<void> get({
     PubContext? context,
-    String? directory,
+    required FlutterProject project,
     bool skipIfAbsent = false,
     bool upgrade = false,
     bool offline = false,
     bool checkLastModified = true,
     bool skipPubspecYamlCheck = false,
     bool generateSyntheticPackage = false,
+    bool generateSyntheticPackageForExample = false,
     String? flutterRootOverride,
     bool checkUpToDate = false,
     bool shouldSkipThirdPartyGenerator = true,