diff --git a/testing/dart/assets_test.dart b/testing/dart/assets_test.dart
index 84a5d307fa86e..8626c6cd3fce9 100644
--- a/testing/dart/assets_test.dart
+++ b/testing/dart/assets_test.dart
@@ -7,7 +7,7 @@ import 'dart:convert';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Loading an asset that does not exist returns null', () async {
@@ -81,7 +81,7 @@ void main() {
     final List<int> bundledFontImage = await _createPictureFromFont('Roboto2');
     // Bundling fonts is disabled, so the font selected in both cases should be ahem.
     // Therefore each buffer will contain identical contents.
-    expect(ahemImage, notEquals(bundledFontImage));
+    expect(ahemImage, isNot(bundledFontImage));
   });
 }
 
diff --git a/testing/dart/channel_buffers_test.dart b/testing/dart/channel_buffers_test.dart
index 0346bd9493d0d..13feaa41097d0 100644
--- a/testing/dart/channel_buffers_test.dart
+++ b/testing/dart/channel_buffers_test.dart
@@ -9,7 +9,7 @@ import 'dart:convert';
 import 'dart:typed_data';
 import 'dart:ui' as ui;
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 ByteData _makeByteData(String str) {
   final Uint8List list = utf8.encode(str);
diff --git a/testing/dart/codec_test.dart b/testing/dart/codec_test.dart
index 6910f56b82fca..e21b099a8cee0 100644
--- a/testing/dart/codec_test.dart
+++ b/testing/dart/codec_test.dart
@@ -6,8 +6,8 @@ import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui' as ui;
 
-import 'package:litetest/litetest.dart';
 import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
 
 import 'impeller_enabled.dart';
 
diff --git a/testing/dart/color_filter_test.dart b/testing/dart/color_filter_test.dart
index 66ec9548ca58f..12cd7f6ae8816 100644
--- a/testing/dart/color_filter_test.dart
+++ b/testing/dart/color_filter_test.dart
@@ -5,7 +5,7 @@
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 import 'impeller_enabled.dart';
 
diff --git a/testing/dart/compositing_test.dart b/testing/dart/compositing_test.dart
index a2f95cdba0997..de6fc952e0f41 100644
--- a/testing/dart/compositing_test.dart
+++ b/testing/dart/compositing_test.dart
@@ -5,7 +5,7 @@
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Scene.toImageSync succeeds', () async {
@@ -76,7 +76,7 @@ void main() {
     if (assertsEnabled) {
       expect(
         () => builder.addPicture(Offset.zero, picture),
-        throwsA(isInstanceOf<AssertionError>()),
+        throwsA(const isInstanceOf<AssertionError>()),
       );
     } else {
       builder.addPicture(Offset.zero, picture);
@@ -105,7 +105,7 @@ void main() {
     assert(() {
       expect(
         () => builder.pushTransform(matrix4WrongLength),
-        expectAssertion,
+        throwsA(isA<AssertionError>()),
       );
       return true;
     }());
@@ -119,7 +119,7 @@ void main() {
     assert(() {
       expect(
         () => builder.pushTransform(matrix4NaN),
-        expectAssertion,
+        throwsA(isA<AssertionError>()),
       );
       return true;
     }());
@@ -133,7 +133,7 @@ void main() {
     assert(() {
       expect(
         () => builder.pushTransform(matrix4Infinity),
-        expectAssertion,
+        throwsA(isA<AssertionError>()),
       );
       return true;
     }());
diff --git a/testing/dart/dart_test.dart b/testing/dart/dart_test.dart
index a6ae889b5d5a4..bf0c6d495fefd 100644
--- a/testing/dart/dart_test.dart
+++ b/testing/dart/dart_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:async';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 /// Verifies Dart semantics governed by flags set by Flutter tooling.
 void main() {
diff --git a/testing/dart/encoding_test.dart b/testing/dart/encoding_test.dart
index 2aa426a108100..64c965983860b 100644
--- a/testing/dart/encoding_test.dart
+++ b/testing/dart/encoding_test.dart
@@ -7,8 +7,8 @@ import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
 import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
 
 import 'impeller_enabled.dart';
 
diff --git a/testing/dart/geometry_test.dart b/testing/dart/geometry_test.dart
index c56b70444d0cd..2d1d0213d60d7 100644
--- a/testing/dart/geometry_test.dart
+++ b/testing/dart/geometry_test.dart
@@ -9,7 +9,7 @@ import 'dart:math' as math show sqrt;
 import 'dart:math' show pi;
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('OffsetBase.>=', () {
@@ -47,8 +47,8 @@ void main() {
 
   test('OffsetBase.==', () {
     expect(const Offset(0, 0), equals(const Offset(0, 0)));
-    expect(const Offset(0, 0), notEquals(const Offset(1, 0)));
-    expect(const Offset(0, 0), notEquals(const Offset(0, 1)));
+    expect(const Offset(0, 0), isNot(const Offset(1, 0)));
+    expect(const Offset(0, 0), isNot(const Offset(0, 1)));
   });
 
   test('Offset.direction', () {
@@ -392,28 +392,28 @@ void main() {
         const Rect.fromLTRB(10.0, 20.0, 30.0, 40.0),
         topLeft: const Radius.circular(-1),
       );
-    }, throwsA(isInstanceOf<AssertionError>()));
+    }, throwsA(const isInstanceOf<AssertionError>()));
 
     expect(() {
       RRect.fromRectAndCorners(
         const Rect.fromLTRB(10.0, 20.0, 30.0, 40.0),
         topRight: const Radius.circular(-2),
       );
-    }, throwsA(isInstanceOf<AssertionError>()));
+    }, throwsA(const isInstanceOf<AssertionError>()));
 
     expect(() {
       RRect.fromRectAndCorners(
         const Rect.fromLTRB(10.0, 20.0, 30.0, 40.0),
         bottomLeft: const Radius.circular(-3),
       );
-    }, throwsA(isInstanceOf<AssertionError>()));
+    }, throwsA(const isInstanceOf<AssertionError>()));
 
     expect(() {
       RRect.fromRectAndCorners(
         const Rect.fromLTRB(10.0, 20.0, 30.0, 40.0),
         bottomRight: const Radius.circular(-4),
       );
-    }, throwsA(isInstanceOf<AssertionError>()));
+    }, throwsA(const isInstanceOf<AssertionError>()));
   });
 
   test('RRect.inflate clamps when deflating past zero', () {
diff --git a/testing/dart/gesture_settings_test.dart b/testing/dart/gesture_settings_test.dart
index 0ec8c2198dd54..8446b3174abfc 100644
--- a/testing/dart/gesture_settings_test.dart
+++ b/testing/dart/gesture_settings_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('GestureSettings has a reasonable toString', () {
@@ -23,11 +23,11 @@ void main() {
     expect(settingsA, equals(settingsC));
     expect(settingsC, equals(settingsA));
 
-    expect(settingsA, notEquals(settingsB));
-    expect(settingsC, notEquals(settingsB));
+    expect(settingsA, isNot(settingsB));
+    expect(settingsC, isNot(settingsB));
 
-    expect(settingsB, notEquals(settingsA));
-    expect(settingsB, notEquals(settingsC));
+    expect(settingsB, isNot(settingsA));
+    expect(settingsB, isNot(settingsC));
   });
 
   test('GestureSettings copyWith preserves already set values', () {
diff --git a/testing/dart/gpu_test.dart b/testing/dart/gpu_test.dart
index cfafec5250a45..9df219c33d714 100644
--- a/testing/dart/gpu_test.dart
+++ b/testing/dart/gpu_test.dart
@@ -7,7 +7,7 @@
 import 'dart:typed_data';
 import 'dart:ui' as ui;
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 import '../../lib/gpu/lib/gpu.dart' as gpu;
 import 'impeller_enabled.dart';
diff --git a/testing/dart/gradient_test.dart b/testing/dart/gradient_test.dart
index 9d5f3a04b63b4..54d55d14841a8 100644
--- a/testing/dart/gradient_test.dart
+++ b/testing/dart/gradient_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Gradient.radial with no focal point', () {
@@ -64,7 +64,7 @@ void main() {
                 Offset.zero,
                 1.0,
               ),
-          expectAssertion,
+          throwsA(isA<AssertionError>()),
         );
         return true;
       }());
diff --git a/testing/dart/http_allow_http_connections_test.dart b/testing/dart/http_allow_http_connections_test.dart
index 165b50d53ccfe..09afaae598182 100644
--- a/testing/dart/http_allow_http_connections_test.dart
+++ b/testing/dart/http_allow_http_connections_test.dart
@@ -5,7 +5,7 @@
 import 'dart:async';
 import 'dart:io';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 import 'http_disallow_http_connections_test.dart';
 
diff --git a/testing/dart/http_disallow_http_connections_test.dart b/testing/dart/http_disallow_http_connections_test.dart
index fbe9874c23249..d2f9634348d55 100644
--- a/testing/dart/http_disallow_http_connections_test.dart
+++ b/testing/dart/http_disallow_http_connections_test.dart
@@ -7,7 +7,7 @@
 import 'dart:async';
 import 'dart:io';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 typedef FutureFunction = Future<Object?> Function();
 
diff --git a/testing/dart/image_descriptor_test.dart b/testing/dart/image_descriptor_test.dart
index 8155112d4012b..8160f12bd8a8d 100644
--- a/testing/dart/image_descriptor_test.dart
+++ b/testing/dart/image_descriptor_test.dart
@@ -7,8 +7,8 @@ import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
 import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
 
 void main() {
   test('basic image descriptor - encoded - greyscale', () async {
diff --git a/testing/dart/image_dispose_test.dart b/testing/dart/image_dispose_test.dart
index d7692f287bba0..f0f1539dd61eb 100644
--- a/testing/dart/image_dispose_test.dart
+++ b/testing/dart/image_dispose_test.dart
@@ -6,8 +6,8 @@ import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
 import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
 
 void main() {
   bool assertsEnabled = false;
diff --git a/testing/dart/image_events_test.dart b/testing/dart/image_events_test.dart
index 92b856c0014e4..c81d63c764d1f 100644
--- a/testing/dart/image_events_test.dart
+++ b/testing/dart/image_events_test.dart
@@ -5,7 +5,7 @@
 import 'dart:async';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Image constructor and dispose invokes onCreate once', () async {
diff --git a/testing/dart/image_resize_test.dart b/testing/dart/image_resize_test.dart
index d4d892b0f03a7..c2e50d0d035b4 100644
--- a/testing/dart/image_resize_test.dart
+++ b/testing/dart/image_resize_test.dart
@@ -7,8 +7,8 @@ import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
 import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
 
 void main() {
   bool assertsEnabled = false;
diff --git a/testing/dart/image_test.dart b/testing/dart/image_test.dart
index 4cb44267b6f25..28ff8c1658c53 100644
--- a/testing/dart/image_test.dart
+++ b/testing/dart/image_test.dart
@@ -5,7 +5,7 @@
 import 'dart:async';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('toImage succeeds', () async {
diff --git a/testing/dart/isolate_name_server_test.dart b/testing/dart/isolate_name_server_test.dart
index 58005227699ad..7e344bbbcf462 100644
--- a/testing/dart/isolate_name_server_test.dart
+++ b/testing/dart/isolate_name_server_test.dart
@@ -6,7 +6,7 @@ import 'dart:async';
 import 'dart:isolate';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 const int kErrorCode = -1;
 const int kStartCode = 0;
diff --git a/testing/dart/isolate_test.dart b/testing/dart/isolate_test.dart
index c3330fb29d601..379a15b069a6e 100644
--- a/testing/dart/isolate_test.dart
+++ b/testing/dart/isolate_test.dart
@@ -5,7 +5,7 @@
 import 'dart:isolate';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Invalid isolate URI', () async {
diff --git a/testing/dart/lerp_test.dart b/testing/dart/lerp_test.dart
index b3ce4e2f8c701..e02aa660758eb 100644
--- a/testing/dart/lerp_test.dart
+++ b/testing/dart/lerp_test.dart
@@ -4,7 +4,9 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
+
+const precisionErrorTolerance = 1e-4;
 
 // These tests should be kept in sync with the web tests in
 // lib/web_ui/test/lerp_test.dart.
@@ -103,23 +105,23 @@ void main() {
   });
 
   test('lerpDouble should throw AssertionError if interpolation value is NaN and a != b', () {
-    expectAssertion(() => lerpDouble(0.0, 10.0, double.nan));
+    expect(() => lerpDouble(0.0, 10.0, double.nan), throwsA(isA<AssertionError>()));
   });
 
   test('lerpDouble should throw AssertionError if interpolation value is +/- infinity and a != b', () {
-    expectAssertion(() => lerpDouble(0.0, 10.0, double.infinity));
-    expectAssertion(() => lerpDouble(0.0, 10.0, -double.infinity));
+    expect(() => lerpDouble(0.0, 10.0, double.infinity), throwsA(isA<AssertionError>()));
+    expect(() => lerpDouble(0.0, 10.0, -double.infinity), throwsA(isA<AssertionError>()));
   });
 
   test('lerpDouble should throw AssertionError if either start or end are NaN', () {
-    expectAssertion(() => lerpDouble(double.nan, 10.0, 5.0));
-    expectAssertion(() => lerpDouble(0.0, double.nan, 5.0));
+    expect(() => lerpDouble(double.nan, 10.0, 5.0), throwsA(isA<AssertionError>()));
+    expect(() => lerpDouble(0.0, double.nan, 5.0), throwsA(isA<AssertionError>()));
   });
 
   test('lerpDouble should throw AssertionError if either start or end are +/- infinity', () {
-    expectAssertion(() => lerpDouble(double.infinity, 10.0, 5.0));
-    expectAssertion(() => lerpDouble(-double.infinity, 10.0, 5.0));
-    expectAssertion(() => lerpDouble(0.0, double.infinity, 5.0));
-    expectAssertion(() => lerpDouble(0.0, -double.infinity, 5.0));
+    expect(() => lerpDouble(double.infinity, 10.0, 5.0), throwsA(isA<AssertionError>()));
+    expect(() => lerpDouble(-double.infinity, 10.0, 5.0), throwsA(isA<AssertionError>()));
+    expect(() => lerpDouble(0.0, double.infinity, 5.0), throwsA(isA<AssertionError>()));
+    expect(() => lerpDouble(0.0, -double.infinity, 5.0), throwsA(isA<AssertionError>()));
   });
 }
diff --git a/testing/dart/locale_test.dart b/testing/dart/locale_test.dart
index 57af946e30052..d5e3cef187974 100644
--- a/testing/dart/locale_test.dart
+++ b/testing/dart/locale_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Locale', () {
@@ -45,19 +45,19 @@ void main() {
 
   test('Locale equality', () {
     expect(const Locale.fromSubtags(languageCode: 'en'),
-           notEquals(const Locale.fromSubtags(languageCode: 'en', scriptCode: 'Latn')));
+           isNot(const Locale.fromSubtags(languageCode: 'en', scriptCode: 'Latn')));
     expect(const Locale.fromSubtags(languageCode: 'en').hashCode,
-           notEquals(const Locale.fromSubtags(languageCode: 'en', scriptCode: 'Latn').hashCode));
+           isNot(const Locale.fromSubtags(languageCode: 'en', scriptCode: 'Latn').hashCode));
 
     expect(const Locale('en', ''), const Locale('en'));
     expect(const Locale('en'), const Locale('en', ''));
     expect(const Locale('en'), const Locale('en'));
     expect(const Locale('en', ''), const Locale('en', ''));
 
-    expect(const Locale('en', ''), notEquals(const Locale('en', 'GB')));
-    expect(const Locale('en'), notEquals(const Locale('en', 'GB')));
-    expect(const Locale('en', 'GB'), notEquals(const Locale('en', '')));
-    expect(const Locale('en', 'GB'), notEquals(const Locale('en')));
+    expect(const Locale('en', ''), isNot(const Locale('en', 'GB')));
+    expect(const Locale('en'), isNot(const Locale('en', 'GB')));
+    expect(const Locale('en', 'GB'), isNot(const Locale('en', '')));
+    expect(const Locale('en', 'GB'), isNot(const Locale('en')));
   });
 
   test("Locale toString does not include separator for ''", () {
diff --git a/testing/dart/mask_filter_test.dart b/testing/dart/mask_filter_test.dart
index f1cd3a1ba5787..8e65e01a98791 100644
--- a/testing/dart/mask_filter_test.dart
+++ b/testing/dart/mask_filter_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('MaskFilter - NOP blur does not crash', () async {
diff --git a/testing/dart/painting_test.dart b/testing/dart/painting_test.dart
index fc39f9fdb7dc6..f335704fdaba9 100644
--- a/testing/dart/painting_test.dart
+++ b/testing/dart/painting_test.dart
@@ -5,7 +5,7 @@
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 import 'package:vector_math/vector_math_64.dart';
 
 typedef CanvasCallback = void Function(Canvas canvas);
diff --git a/testing/dart/paragraph_builder_test.dart b/testing/dart/paragraph_builder_test.dart
index 14761f17f9c83..4e90d5d471df4 100644
--- a/testing/dart/paragraph_builder_test.dart
+++ b/testing/dart/paragraph_builder_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Should be able to build and layout a paragraph', () {
diff --git a/testing/dart/paragraph_test.dart b/testing/dart/paragraph_test.dart
index 0af5506f10467..d307f5a1b05f8 100644
--- a/testing/dart/paragraph_test.dart
+++ b/testing/dart/paragraph_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   // Ahem font uses a constant ideographic/alphabetic baseline ratio.
@@ -311,7 +311,7 @@ void main() {
     final GlyphInfo? bottomRight = paragraph.getClosestGlyphInfoForOffset(const Offset(99.0, 99.0));
     final GlyphInfo? last = paragraph.getGlyphInfoAt(8);
     expect(bottomRight, equals(last));
-    expect(bottomRight, notEquals(paragraph.getGlyphInfoAt(0)));
+    expect(bottomRight, isNot(paragraph.getGlyphInfoAt(0)));
 
     expect(bottomRight?.graphemeClusterLayoutBounds, const Rect.fromLTWH(30, 10, 10, 10));
     expect(bottomRight?.graphemeClusterCodeUnitRange, const TextRange(start: 8, end: 9));
@@ -326,11 +326,8 @@ void main() {
     final Canvas canvas = Canvas(recorder);
 
     void callback() { canvas.drawParagraph(paragraph, Offset.zero); }
-    if (assertStatementsEnabled) {
-      expectAssertion(callback);
-    } else {
-      expect(callback, throwsStateError);
-    }
+
+    expect(callback, throwsA(isA<AssertionError>()));
   });
 
   test('rounding hack disabled', () {
diff --git a/testing/dart/path_test.dart b/testing/dart/path_test.dart
index 306797a32395c..e5ca66c8f0b37 100644
--- a/testing/dart/path_test.dart
+++ b/testing/dart/path_test.dart
@@ -5,7 +5,7 @@
 import 'dart:typed_data' show Float64List;
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('path getBounds', () {
diff --git a/testing/dart/picture_test.dart b/testing/dart/picture_test.dart
index 4ea13962fcaa8..d1472e97bd324 100644
--- a/testing/dart/picture_test.dart
+++ b/testing/dart/picture_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Picture construction invokes onCreate once', () async {
diff --git a/testing/dart/platform_dispatcher_test.dart b/testing/dart/platform_dispatcher_test.dart
index e7ff1f1aa5646..c6b4546ba094c 100644
--- a/testing/dart/platform_dispatcher_test.dart
+++ b/testing/dart/platform_dispatcher_test.dart
@@ -5,7 +5,7 @@
 import 'dart:async';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('ViewConstraints.tight', () {
diff --git a/testing/dart/platform_isolate_shutdown_test.dart b/testing/dart/platform_isolate_shutdown_test.dart
index af5c37048125f..0f6fe58ff045d 100644
--- a/testing/dart/platform_isolate_shutdown_test.dart
+++ b/testing/dart/platform_isolate_shutdown_test.dart
@@ -7,7 +7,7 @@ import 'dart:ffi';
 import 'dart:isolate';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('PlatformIsolate runOnPlatformThread, cancels pending jobs if shutdown', () async {
diff --git a/testing/dart/platform_view_test.dart b/testing/dart/platform_view_test.dart
index cd581a22d581d..7cbd8fc66d5f1 100644
--- a/testing/dart/platform_view_test.dart
+++ b/testing/dart/platform_view_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('PlatformView layers do not emit errors from tester', () async {
diff --git a/testing/dart/plugin_utilities_test.dart b/testing/dart/plugin_utilities_test.dart
index b0a701f0cda2d..a30c029ea073b 100644
--- a/testing/dart/plugin_utilities_test.dart
+++ b/testing/dart/plugin_utilities_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 typedef StringFunction = String Function();
 typedef IntFunction = int Function();
@@ -21,14 +21,14 @@ void main() {
   test('PluginUtilities Callback Handles', () {
     // Top level callback.
     final CallbackHandle hTop = PluginUtilities.getCallbackHandle(top)!;
-    expect(hTop, notEquals(0));
+    expect(hTop, isNot(0));
     expect(PluginUtilities.getCallbackHandle(top), hTop);
     final StringFunction topClosure = PluginUtilities.getCallbackFromHandle(hTop)! as StringFunction;
     expect(topClosure(), 'top');
 
     // Static method callback.
     final CallbackHandle hGetInt = PluginUtilities.getCallbackHandle(Foo.getInt)!;
-    expect(hGetInt, notEquals(0));
+    expect(hGetInt, isNot(0));
     expect(PluginUtilities.getCallbackHandle(Foo.getInt), hGetInt);
     final IntFunction getIntClosure = PluginUtilities.getCallbackFromHandle(hGetInt)! as IntFunction;
     expect(getIntClosure(), 1);
diff --git a/testing/dart/pubspec.yaml b/testing/dart/pubspec.yaml
index ca3de69661984..ab4fe966f6192 100644
--- a/testing/dart/pubspec.yaml
+++ b/testing/dart/pubspec.yaml
@@ -18,6 +18,7 @@ dependencies:
   path: any
   skia_gold_client: any
   sky_engine: any
+  test: any
   vector_math: any
   vm_service: any
   vm_service_protos: any
diff --git a/testing/dart/run_test.sh b/testing/dart/run_test.sh
new file mode 100755
index 0000000000000..b981fcb8c9051
--- /dev/null
+++ b/testing/dart/run_test.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+set -e
+
+FILE=$1
+COMPILE_TARGET=compile_$FILE.dart
+DART_FILTER=$FILE.dart
+
+ninja -C ../out/host_debug_unopt_arm64 $COMPILE_TARGET
+./testing/run_tests.py --type=dart --dart-filter=$DART_FILTER --variant=host_debug_unopt_arm64
diff --git a/testing/dart/semantics_test.dart b/testing/dart/semantics_test.dart
index 24c5bd10e088f..51fdbb7c1f890 100644
--- a/testing/dart/semantics_test.dart
+++ b/testing/dart/semantics_test.dart
@@ -4,7 +4,7 @@
 
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 // The body of this file is the same as ../../lib/web_ui/test/engine/semantics/semantics_api_test.dart
 // Please keep them in sync.
diff --git a/testing/dart/serial_gc_test.dart b/testing/dart/serial_gc_test.dart
index bd6c6c545b956..c21a0cf6c7ed4 100644
--- a/testing/dart/serial_gc_test.dart
+++ b/testing/dart/serial_gc_test.dart
@@ -4,7 +4,7 @@
 
 // FlutterTesterOptions=--enable-serial-gc
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 int use(List<int> a) {
   return a[0];
diff --git a/testing/dart/stringification_test.dart b/testing/dart/stringification_test.dart
index 4e6f25c5f0ab9..2a6eceee86f33 100644
--- a/testing/dart/stringification_test.dart
+++ b/testing/dart/stringification_test.dart
@@ -5,7 +5,7 @@
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 final Uint8List imageData = Uint8List.fromList(<int>[ // Small WebP file
   0x52, 0x49, 0x46, 0x46, 0x12, 0x00, 0x00, 0x00,  0x57, 0x45, 0x42, 0x50, 0x56, 0x50, 0x38, 0x4c, // |RIFF....WEBPVP8L|
diff --git a/testing/dart/text_test.dart b/testing/dart/text_test.dart
index cf141892245f9..108aefb7a53ed 100644
--- a/testing/dart/text_test.dart
+++ b/testing/dart/text_test.dart
@@ -11,8 +11,8 @@ import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
 import 'package:path/path.dart' as path;
+import 'package:test/test.dart';
 
 Future<Uint8List> readFile(String fileName) async {
   final File file = File(path.join('flutter', 'testing', 'resources', fileName));
diff --git a/testing/dart/window_test.dart b/testing/dart/window_test.dart
index fc13eeb10b7ce..0b8070592ed47 100644
--- a/testing/dart/window_test.dart
+++ b/testing/dart/window_test.dart
@@ -6,7 +6,7 @@ import 'dart:async';
 import 'dart:typed_data';
 import 'dart:ui';
 
-import 'package:litetest/litetest.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('window.sendPlatformMessage preserves callback zone', () {