[framework] Skip 5 failing framework tests. (#143618)

Part of https://github.com/flutter/flutter/issues/143616

packages/flutter/test/impeller_test_helpers.dart

+// Copyright 2014 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'dart:io' as io;
+import 'package:flutter/foundation.dart';
+
+/// Whether or not Flutter CI has configured Impeller for this test run.
+///
+/// This is intended only to be used for a migration effort to enable Impeller
+/// on Flutter CI.
+///
+/// See also: https://github.com/flutter/flutter/issues/143616
+bool get impellerEnabled {
+  if (kIsWeb) {
+    return false;
+  }
+  return io.Platform.environment.containsKey('FLUTTER_TEST_IMPELLER');
+}

packages/flutter/test/widgets/default_colors_test.dart

@@ -8,6 +8,8 @@ import 'dart:ui' as ui;
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 
+import '../impeller_test_helpers.dart';
+
 const double _crispText = 100.0; // this font size is selected to avoid needing any antialiasing.
 const String _expText = 'Éxp'; // renders in the test font as:
 
@@ -38,7 +40,7 @@ void main() {
         const Offset(799, 599): const Color(0x00000000), // the background
       },
     );
-  }, skip: !canCaptureImage); // [intended] Test relies on captureImage, which is not supported on web currently.
+  }, skip: !canCaptureImage || impellerEnabled); // [intended] Test relies on captureImage, which is not supported on web currently.
 
   testWidgets('Default text color', (WidgetTester tester) async {
     await tester.pumpWidget(const ColoredBox(
@@ -63,7 +65,7 @@ void main() {
         const Offset(799, 599): const Color(0xFFABCDEF), // the background
       },
     );
-  }, skip: !canCaptureImage); // [intended] Test relies on captureImage, which is not supported on web currently.
+  }, skip: !canCaptureImage || impellerEnabled); // [intended] Test relies on captureImage, which is not supported on web currently.
 
   testWidgets('Default text selection color', (WidgetTester tester) async {
     final GlobalKey key = GlobalKey();
@@ -118,7 +120,7 @@ void main() {
         const Offset(799, 599): const Color(0xFFFFFFFF), // the background
       },
     );
-  }, skip: !canCaptureImage); // [intended] Test relies on captureImage, which is not supported on web currently.
+  }, skip: !canCaptureImage || impellerEnabled); // [intended] Test relies on captureImage, which is not supported on web currently.
 }
 
 Color _getPixel(ByteData bytes, int x, int y, int width) {

packages/flutter/test/widgets/snapshot_widget_test.dart

@@ -15,6 +15,8 @@ import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart';
 
+import '../impeller_test_helpers.dart';
+
 void main() {
   testWidgets('SnapshotWidget can rasterize child', (WidgetTester tester) async {
     final SnapshotController controller = SnapshotController(allowSnapshotting: true);
@@ -325,7 +327,7 @@ void main() {
 
     await expectLater(find.byKey(repaintBoundaryKey), matchesReferenceImage(imageWhenDisabled));
   },
-  skip: kIsWeb); // TODO(jonahwilliams): https://github.com/flutter/flutter/issues/106689
+  skip: kIsWeb || impellerEnabled); // TODO(jonahwilliams): https://github.com/flutter/flutter/issues/106689
 
   test('SnapshotPainter dispatches memory events', () async {
     await expectLater(

packages/flutter/test/widgets/widget_inspector_test.dart

@@ -21,6 +21,7 @@ import 'package:flutter/rendering.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:leak_tracker/leak_tracker.dart';
 
+import '../impeller_test_helpers.dart';
 import 'widget_inspector_test_utils.dart';
 
 // Start of block of code where widget creation location line numbers and
@@ -3869,7 +3870,7 @@ class _TestWidgetInspectorService extends TestWidgetInspectorService {
       _CreationLocation location = knownLocations[id]!;
       expect(location.file, equals(file));
       // ClockText widget.
-      expect(location.line, equals(56));
+      expect(location.line, equals(57));
       expect(location.column, equals(9));
       expect(location.name, equals('ClockText'));
       expect(count, equals(1));
@@ -3879,7 +3880,7 @@ class _TestWidgetInspectorService extends TestWidgetInspectorService {
       location = knownLocations[id]!;
       expect(location.file, equals(file));
       // Text widget in _ClockTextState build method.
-      expect(location.line, equals(94));
+      expect(location.line, equals(95));
       expect(location.column, equals(12));
       expect(location.name, equals('Text'));
       expect(count, equals(1));
@@ -3906,7 +3907,7 @@ class _TestWidgetInspectorService extends TestWidgetInspectorService {
       location = knownLocations[id]!;
       expect(location.file, equals(file));
       // ClockText widget.
-      expect(location.line, equals(56));
+      expect(location.line, equals(57));
       expect(location.column, equals(9));
       expect(location.name, equals('ClockText'));
       expect(count, equals(3)); // 3 clock widget instances rebuilt.
@@ -3916,7 +3917,7 @@ class _TestWidgetInspectorService extends TestWidgetInspectorService {
       location = knownLocations[id]!;
       expect(location.file, equals(file));
       // Text widget in _ClockTextState build method.
-      expect(location.line, equals(94));
+      expect(location.line, equals(95));
       expect(location.column, equals(12));
       expect(location.name, equals('Text'));
       expect(count, equals(3)); // 3 clock widget instances rebuilt.
@@ -4551,7 +4552,7 @@ class _TestWidgetInspectorService extends TestWidgetInspectorService {
         screenshot12,
         matchesGoldenFile('inspector.sizedBox_debugPaint_margin.png'),
       );
-    });
+    }, skip: impellerEnabled); // TODO(jonahwilliams): https://github.com/flutter/flutter/issues/143616
 
     group('layout explorer', () {
       const String group = 'test-group';