Turn on desktop and web integration tests for beta and stable (#76433)

dev/bots/test.dart

@@ -120,27 +120,6 @@ Future<void> main(List<String> args) async {
   print('$clock ${bold}Test successful.$reset');
 }
 
-/// Returns whether or not Linux desktop tests should be run.
-///
-/// The branch restrictions here should stay in sync with features.dart.
-bool _shouldRunLinux() {
-  return Platform.isLinux && (branchName != 'beta' && branchName != 'stable');
-}
-
-/// Returns whether or not macOS desktop tests should be run.
-///
-/// The branch restrictions here should stay in sync with features.dart.
-bool _shouldRunMacOS() {
-  return Platform.isMacOS && (branchName != 'beta' && branchName != 'stable');
-}
-
-/// Returns whether or not Windows desktop tests should be run.
-///
-/// The branch restrictions here should stay in sync with features.dart.
-bool _shouldRunWindows() {
-  return Platform.isWindows && (branchName != 'beta' && branchName != 'stable');
-}
-
 /// Verify the Flutter Engine is the revision in
 /// bin/cache/internal/engine.version.
 Future<void> _validateEngineHash() async {
@@ -358,20 +337,19 @@ Future<void> _runBuildTests() async {
   // distribution of costs, but the seed is fixed so that issues are reproducible.
   final List<ShardRunner> tests = <ShardRunner>[
     for (final FileSystemEntity exampleDirectory in exampleDirectories)
-        () => _runExampleProjectBuildTests(exampleDirectory),
-    if (branchName != 'beta' && branchName != 'stable')
-      ...<ShardRunner>[
-        // Web compilation tests.
-          () =>  _flutterBuildDart2js(
-          path.join('dev', 'integration_tests', 'web'),
-          path.join('lib', 'main.dart'),
-        ),
-        // Should not fail to compile with dart:io.
-          () =>  _flutterBuildDart2js(
-          path.join('dev', 'integration_tests', 'web_compile_tests'),
-          path.join('lib', 'dart_io_import.dart'),
-        ),
-      ],
+      () => _runExampleProjectBuildTests(exampleDirectory),
+    ...<ShardRunner>[
+      // Web compilation tests.
+      () => _flutterBuildDart2js(
+            path.join('dev', 'integration_tests', 'web'),
+            path.join('lib', 'main.dart'),
+          ),
+      // Should not fail to compile with dart:io.
+      () => _flutterBuildDart2js(
+            path.join('dev', 'integration_tests', 'web_compile_tests'),
+            path.join('lib', 'dart_io_import.dart'),
+          ),
+    ],
   ]..shuffle(math.Random(0));
 
   await _runShardRunnerIndexOfTotalSubshard(tests);
@@ -402,7 +380,7 @@ Future<void> _runExampleProjectBuildTests(FileSystemEntity exampleDirectory) asy
       print('Example project ${path.basename(examplePath)} has no ios directory, skipping ipa');
     }
   }
-  if (_shouldRunLinux()) {
+  if (Platform.isLinux) {
     if (Directory(path.join(examplePath, 'linux')).existsSync()) {
       await _flutterBuildLinux(examplePath, release: false, additionalArgs: additionalArgs, verifyCaching: verifyCaching);
       await _flutterBuildLinux(examplePath, release: true, additionalArgs: additionalArgs, verifyCaching: verifyCaching);
@@ -410,7 +388,7 @@ Future<void> _runExampleProjectBuildTests(FileSystemEntity exampleDirectory) asy
       print('Example project ${path.basename(examplePath)} has no linux directory, skipping Linux');
     }
   }
-  if (_shouldRunMacOS()) {
+  if (Platform.isMacOS) {
     if (Directory(path.join(examplePath, 'macos')).existsSync()) {
       await _flutterBuildMacOS(examplePath, release: false, additionalArgs: additionalArgs, verifyCaching: verifyCaching);
       await _flutterBuildMacOS(examplePath, release: true, additionalArgs: additionalArgs, verifyCaching: verifyCaching);
@@ -418,7 +396,7 @@ Future<void> _runExampleProjectBuildTests(FileSystemEntity exampleDirectory) asy
       print('Example project ${path.basename(examplePath)} has no macos directory, skipping macOS');
     }
   }
-  if (_shouldRunWindows()) {
+  if (Platform.isWindows) {
     if (Directory(path.join(examplePath, 'windows')).existsSync()) {
       await _flutterBuildWin32(examplePath, release: false, additionalArgs: additionalArgs, verifyCaching: verifyCaching);
       await _flutterBuildWin32(examplePath, release: true, additionalArgs: additionalArgs, verifyCaching: verifyCaching);