diff --git a/.github/workflows/very_good_test_runner.yaml b/.github/workflows/very_good_test_runner.yaml
index a6342fe..ddfc9d1 100644
--- a/.github/workflows/very_good_test_runner.yaml
+++ b/.github/workflows/very_good_test_runner.yaml
@@ -15,4 +15,4 @@ jobs:
   build:
     uses: VeryGoodOpenSource/very_good_workflows/.github/workflows/flutter_package.yml@v1
     with:
-      flutter_version: "3.44.x"
+      flutter_version: "3.47.x"
diff --git a/lib/src/very_good_test_runner.dart b/lib/src/very_good_test_runner.dart
index 8f93bf6..32db4f6 100644
--- a/lib/src/very_good_test_runner.dart
+++ b/lib/src/very_good_test_runner.dart
@@ -5,16 +5,15 @@ import 'package:universal_io/io.dart';
 import 'package:very_good_test_runner/very_good_test_runner.dart';
 
 /// Signature for `Process.start`.
-typedef StartProcess =
-    Future<Process> Function(
-      String executable,
-      List<String> arguments, {
-      String? workingDirectory,
-      Map<String, String>? environment,
-      bool includeParentEnvironment,
-      bool runInShell,
-      ProcessStartMode mode,
-    });
+typedef StartProcess = Future<Process> Function(
+  String executable,
+  List<String> arguments, {
+  String? workingDirectory,
+  Map<String, String>? environment,
+  bool includeParentEnvironment,
+  bool runInShell,
+  ProcessStartMode mode,
+});
 
 /// Runs `dart test` and returns a stream of [TestEvent]
 /// reported by the process.
diff --git a/pubspec.yaml b/pubspec.yaml
index 2ff6d8d..6096bb5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,7 +4,7 @@ homepage: https://github.com/VeryGoodOpenSource/very_good_test_runner
 version: 0.4.0
 
 environment:
-  sdk: ^3.12.0
+  sdk: ^3.13.0
 
 dependencies:
   json_annotation: ^4.9.0
diff --git a/test/src/models/test_event_test.dart b/test/src/models/test_event_test.dart
index 93a08ad..781d062 100644
--- a/test/src/models/test_event_test.dart
+++ b/test/src/models/test_event_test.dart
@@ -88,8 +88,7 @@ void main() {
       test('returns ErrorTestEvent when type is error', () {
         final json = {
           'testID': 8,
-          'error':
-              '''Test failed. See exception logs above.\nThe test description was: renders CounterPage''',
+          'error': '''Test failed. See exception logs above.\nThe test description was: renders CounterPage''',
           'stackTrace': '',
           'isFailure': false,
           'type': 'error',
@@ -103,8 +102,7 @@ void main() {
         final json = {
           'testID': 8,
           'messageType': 'print',
-          'message':
-              '''══╡ EXCEPTION CAUGHT BY FLUTTER TEST FRAMEWORK ╞════════════════════════════════════════════════════\nThe following TestFailure was thrown running a test:\nExpected: no matching nodes in the widget tree\n  Actual: _WidgetTypeFinder:<exactly one widget with type 'CounterPage' (ignoring offstage widgets):\nCounterPage>\n   Which: means one was found but none were expected\n\nWhen the exception was thrown, this was the stack:\n#4      main.<anonymous closure>.<anonymous closure> (file:///example/test/app/view/app_test.dart:16:7)\n<asynchronous suspension>\n<asynchronous suspension>\n(elided one frame from package:stack_trace)\n\nThis was caught by the test expectation on the following line:\n  file:///example/test/app/view/app_test.dart line 16\nThe test description was:\n  renders CounterPage\n════════════════════════════════════════════════════════════════════════════════════════════════════''',
+          'message': '''══╡ EXCEPTION CAUGHT BY FLUTTER TEST FRAMEWORK ╞════════════════════════════════════════════════════\nThe following TestFailure was thrown running a test:\nExpected: no matching nodes in the widget tree\n  Actual: _WidgetTypeFinder:<exactly one widget with type 'CounterPage' (ignoring offstage widgets):\nCounterPage>\n   Which: means one was found but none were expected\n\nWhen the exception was thrown, this was the stack:\n#4      main.<anonymous closure>.<anonymous closure> (file:///example/test/app/view/app_test.dart:16:7)\n<asynchronous suspension>\n<asynchronous suspension>\n(elided one frame from package:stack_trace)\n\nThis was caught by the test expectation on the following line:\n  file:///example/test/app/view/app_test.dart line 16\nThe test description was:\n  renders CounterPage\n════════════════════════════════════════════════════════════════════════════════════════════════════''',
           'type': 'print',
           'time': 3284,
         };
diff --git a/test/src/very_good_test_runner_test.dart b/test/src/very_good_test_runner_test.dart
index de99b68..a86766b 100644
--- a/test/src/very_good_test_runner_test.dart
+++ b/test/src/very_good_test_runner_test.dart
@@ -272,8 +272,7 @@ void main() {
         {
           'test': {
             'id': 1,
-            'name':
-                'loading very_good_test_runner/test/src/models/test_event_test.dart',
+            'name': 'loading very_good_test_runner/test/src/models/test_event_test.dart',
             'suiteID': 0,
             'groupIDs': <int>[],
             'metadata': {'skip': false, 'skipReason': null},
@@ -297,8 +296,7 @@ void main() {
         {
           'test': {
             'id': 3,
-            'name':
-                'loading very_good_test_runner/test/src/flutter_test_runner_test.dart',
+            'name': 'loading very_good_test_runner/test/src/flutter_test_runner_test.dart',
             'suiteID': 2,
             'groupIDs': <int>[],
             'metadata': {'skip': false, 'skipReason': null},
@@ -343,8 +341,7 @@ void main() {
             'testCount': 11,
             'line': 5,
             'column': 3,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'group',
           'time': 1066,
@@ -359,8 +356,7 @@ void main() {
             'testCount': 11,
             'line': 6,
             'column': 5,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'group',
           'time': 1067,
@@ -368,15 +364,13 @@ void main() {
         {
           'test': {
             'id': 7,
-            'name':
-                '''TestEvent fromJson throws UnsupportedError when object is not a supported test event''',
+            'name': '''TestEvent fromJson throws UnsupportedError when object is not a supported test event''',
             'suiteID': 0,
             'groupIDs': [4, 5, 6],
             'metadata': {'skip': false, 'skipReason': null},
             'line': 7,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1067,
@@ -414,8 +408,7 @@ void main() {
             'testCount': 3,
             'line': 27,
             'column': 3,
-            'url':
-                'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
+            'url': 'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
           },
           'type': 'group',
           'time': 1074,
@@ -429,8 +422,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 53,
             'column': 5,
-            'url':
-                'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
+            'url': 'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
           },
           'type': 'testStart',
           'time': 1075,
@@ -453,8 +445,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 20,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1125,
@@ -477,8 +468,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 31,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1133,
@@ -501,8 +491,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 44,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1139,
@@ -518,15 +507,13 @@ void main() {
         {
           'test': {
             'id': 14,
-            'name':
-                '''TestEvent fromJson returns TestStartEvent when type is testStart''',
+            'name': '''TestEvent fromJson returns TestStartEvent when type is testStart''',
             'suiteID': 0,
             'groupIDs': [4, 5, 6],
             'metadata': {'skip': false, 'skipReason': null},
             'line': 64,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1148,
@@ -542,15 +529,13 @@ void main() {
         {
           'test': {
             'id': 15,
-            'name':
-                '''TestEvent fromJson returns AllSuitesTestEvent when type is allSuites''',
+            'name': '''TestEvent fromJson returns AllSuitesTestEvent when type is allSuites''',
             'suiteID': 0,
             'groupIDs': [4, 5, 6],
             'metadata': {'skip': false, 'skipReason': null},
             'line': 83,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1155,
@@ -573,8 +558,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 89,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1160,
@@ -590,15 +574,13 @@ void main() {
         {
           'test': {
             'id': 17,
-            'name':
-                '''TestEvent fromJson returns MessageTestEvent when type is print''',
+            'name': '''TestEvent fromJson returns MessageTestEvent when type is print''',
             'suiteID': 0,
             'groupIDs': [4, 5, 6],
             'metadata': {'skip': false, 'skipReason': null},
             'line': 103,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1168,
@@ -621,8 +603,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 116,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1176,
@@ -644,8 +625,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 81,
             'column': 5,
-            'url':
-                'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
+            'url': 'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
           },
           'type': 'testStart',
           'time': 1179,
@@ -661,15 +641,13 @@ void main() {
         {
           'test': {
             'id': 20,
-            'name':
-                '''TestEvent fromJson returns TestDoneEvent when type is testDone''',
+            'name': '''TestEvent fromJson returns TestDoneEvent when type is testDone''',
             'suiteID': 0,
             'groupIDs': [4, 5, 6],
             'metadata': {'skip': false, 'skipReason': null},
             'line': 128,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1184,
@@ -691,8 +669,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 94,
             'column': 5,
-            'url':
-                'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
+            'url': 'file://very_good_test_runner/test/src/flutter_test_runner_test.dart',
           },
           'type': 'testStart',
           'time': 1192,
@@ -715,8 +692,7 @@ void main() {
             'metadata': {'skip': false, 'skipReason': null},
             'line': 141,
             'column': 7,
-            'url':
-                'file://very_good_test_runner/test/src/models/test_event_test.dart',
+            'url': 'file://very_good_test_runner/test/src/models/test_event_test.dart',
           },
           'type': 'testStart',
           'time': 1194,