Adjust and refactor all OutlineButton tests into its respective file (#44328)

packages/flutter/test/material/buttons_test.dart

-// Copyright 2015 The Chromium 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 'package:flutter/gestures.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter/rendering.dart';
-import 'package:flutter/widgets.dart';
-import 'package:flutter_test/flutter_test.dart';
-
-import '../rendering/mock_canvas.dart';
-
-void main() {
-  setUp(() {
-    debugResetSemanticsIdCounter();
-  });
-
-  testWidgets('OutlineButton defaults', (WidgetTester tester) async {
-    final Finder rawButtonMaterial = find.descendant(
-      of: find.byType(OutlineButton),
-      matching: find.byType(Material),
-    );
-
-    // Enabled OutlineButton
-    await tester.pumpWidget(
-      Directionality(
-        textDirection: TextDirection.ltr,
-        child: OutlineButton(
-          onPressed: () { },
-          child: const Text('button'),
-        ),
-      ),
-    );
-    Material material = tester.widget<Material>(rawButtonMaterial);
-    expect(material.animationDuration, const Duration(milliseconds: 75));
-    expect(material.borderOnForeground, true);
-    expect(material.borderRadius, null);
-    expect(material.clipBehavior, Clip.none);
-    expect(material.color, const Color(0x00000000));
-    expect(material.elevation, 0.0);
-    expect(material.shadowColor, const Color(0xff000000));
-    expect(material.textStyle.color, const Color(0xdd000000));
-    expect(material.textStyle.fontFamily, 'Roboto');
-    expect(material.textStyle.fontSize, 14);
-    expect(material.textStyle.fontWeight, FontWeight.w500);
-    expect(material.type, MaterialType.button);
-
-    final Offset center = tester.getCenter(find.byType(OutlineButton));
-    await tester.startGesture(center);
-    await tester.pumpAndSettle();
-
-    // No change vs enabled and not pressed.
-    material = tester.widget<Material>(rawButtonMaterial);
-    expect(material.animationDuration, const Duration(milliseconds: 75));
-    expect(material.borderOnForeground, true);
-    expect(material.borderRadius, null);
-    expect(material.clipBehavior, Clip.none);
-    expect(material.color, const Color(0x00000000));
-    expect(material.elevation, 0.0);
-    expect(material.shadowColor, const Color(0xff000000));
-    expect(material.textStyle.color, const Color(0xdd000000));
-    expect(material.textStyle.fontFamily, 'Roboto');
-    expect(material.textStyle.fontSize, 14);
-    expect(material.textStyle.fontWeight, FontWeight.w500);
-    expect(material.type, MaterialType.button);
-
-    // Disabled OutlineButton
-    await tester.pumpWidget(
-      const Directionality(
-        textDirection: TextDirection.ltr,
-        child: OutlineButton(
-          onPressed: null,
-          child: Text('button'),
-        ),
-      ),
-    );
-    material = tester.widget<Material>(rawButtonMaterial);
-    expect(material.animationDuration, const Duration(milliseconds: 75));
-    expect(material.borderOnForeground, true);
-    expect(material.borderRadius, null);
-    expect(material.clipBehavior, Clip.none);
-    expect(material.color, const Color(0x00000000));
-    expect(material.elevation, 0.0);
-    expect(material.shadowColor, const Color(0xff000000));
-    expect(material.textStyle.color, const Color(0x61000000));
-    expect(material.textStyle.fontFamily, 'Roboto');
-    expect(material.textStyle.fontSize, 14);
-    expect(material.textStyle.fontWeight, FontWeight.w500);
-    expect(material.type, MaterialType.button);
-  });
-
-  testWidgets('Do buttons work with hover', (WidgetTester tester) async {
-    const Color hoverColor = Color(0xff001122);
-
-    await tester.pumpWidget(
-      Directionality(
-        textDirection: TextDirection.ltr,
-        child: OutlineButton(
-          hoverColor: hoverColor,
-          onPressed: () { },
-          child: const Text('button'),
-        ),
-      ),
-    );
-
-    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
-    await gesture.addPointer();
-    await gesture.moveTo(tester.getCenter(find.byType(OutlineButton)));
-    await tester.pumpAndSettle();
-    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
-    expect(inkFeatures, paints..rect(color: hoverColor));
-
-    gesture.removePointer();
-  });
-
-  testWidgets('Do buttons work with focus', (WidgetTester tester) async {
-    const Color focusColor = Color(0xff001122);
-
-    final FocusNode focusNode = FocusNode(debugLabel: 'OutlineButton Node');
-    await tester.pumpWidget(
-      Directionality(
-        textDirection: TextDirection.ltr,
-        child: OutlineButton(
-          focusColor: focusColor,
-          focusNode: focusNode,
-          onPressed: () { },
-          child: const Text('button'),
-        ),
-      ),
-    );
-
-    FocusManager.instance.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
-    focusNode.requestFocus();
-    await tester.pumpAndSettle();
-
-    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
-    expect(inkFeatures, paints..rect(color: focusColor));
-  });
-}

packages/flutter/test/material/outline_button_test.dart

@@ -11,6 +11,128 @@ import '../rendering/mock_canvas.dart';
 import '../widgets/semantics_tester.dart';
 
 void main() {
+  testWidgets('OutlineButton defaults', (WidgetTester tester) async {
+    final Finder rawButtonMaterial = find.descendant(
+      of: find.byType(OutlineButton),
+      matching: find.byType(Material),
+    );
+
+    // Enabled OutlineButton
+    await tester.pumpWidget(
+      Directionality(
+        textDirection: TextDirection.ltr,
+        child: OutlineButton(
+          onPressed: () { },
+          child: const Text('button'),
+        ),
+      ),
+    );
+    Material material = tester.widget<Material>(rawButtonMaterial);
+    expect(material.animationDuration, const Duration(milliseconds: 75));
+    expect(material.borderOnForeground, true);
+    expect(material.borderRadius, null);
+    expect(material.clipBehavior, Clip.none);
+    expect(material.color, const Color(0x00000000));
+    expect(material.elevation, 0.0);
+    expect(material.shadowColor, const Color(0xff000000));
+    expect(material.textStyle.color, const Color(0xdd000000));
+    expect(material.textStyle.fontFamily, 'Roboto');
+    expect(material.textStyle.fontSize, 14);
+    expect(material.textStyle.fontWeight, FontWeight.w500);
+    expect(material.type, MaterialType.button);
+
+    final Offset center = tester.getCenter(find.byType(OutlineButton));
+    await tester.startGesture(center);
+    await tester.pumpAndSettle();
+
+    // No change vs enabled and not pressed.
+    material = tester.widget<Material>(rawButtonMaterial);
+    expect(material.animationDuration, const Duration(milliseconds: 75));
+    expect(material.borderOnForeground, true);
+    expect(material.borderRadius, null);
+    expect(material.clipBehavior, Clip.none);
+    expect(material.color, const Color(0x00000000));
+    expect(material.elevation, 0.0);
+    expect(material.shadowColor, const Color(0xff000000));
+    expect(material.textStyle.color, const Color(0xdd000000));
+    expect(material.textStyle.fontFamily, 'Roboto');
+    expect(material.textStyle.fontSize, 14);
+    expect(material.textStyle.fontWeight, FontWeight.w500);
+    expect(material.type, MaterialType.button);
+
+    // Disabled OutlineButton
+    await tester.pumpWidget(
+      const Directionality(
+        textDirection: TextDirection.ltr,
+        child: OutlineButton(
+          onPressed: null,
+          child: Text('button'),
+        ),
+      ),
+    );
+    material = tester.widget<Material>(rawButtonMaterial);
+    expect(material.animationDuration, const Duration(milliseconds: 75));
+    expect(material.borderOnForeground, true);
+    expect(material.borderRadius, null);
+    expect(material.clipBehavior, Clip.none);
+    expect(material.color, const Color(0x00000000));
+    expect(material.elevation, 0.0);
+    expect(material.shadowColor, const Color(0xff000000));
+    expect(material.textStyle.color, const Color(0x61000000));
+    expect(material.textStyle.fontFamily, 'Roboto');
+    expect(material.textStyle.fontSize, 14);
+    expect(material.textStyle.fontWeight, FontWeight.w500);
+    expect(material.type, MaterialType.button);
+  });
+
+  testWidgets('Does OutlineButton work with hover', (WidgetTester tester) async {
+    const Color hoverColor = Color(0xff001122);
+
+    await tester.pumpWidget(
+      Directionality(
+        textDirection: TextDirection.ltr,
+        child: OutlineButton(
+          hoverColor: hoverColor,
+          onPressed: () { },
+          child: const Text('button'),
+        ),
+      ),
+    );
+
+    final TestGesture gesture = await tester.createGesture(kind: PointerDeviceKind.mouse);
+    await gesture.addPointer();
+    await gesture.moveTo(tester.getCenter(find.byType(OutlineButton)));
+    await tester.pumpAndSettle();
+    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
+    expect(inkFeatures, paints..rect(color: hoverColor));
+
+    gesture.removePointer();
+  });
+
+  testWidgets('Does OutlineButton work with focus', (WidgetTester tester) async {
+    const Color focusColor = Color(0xff001122);
+
+    final FocusNode focusNode = FocusNode(debugLabel: 'OutlineButton Node');
+    await tester.pumpWidget(
+      Directionality(
+        textDirection: TextDirection.ltr,
+        child: OutlineButton(
+          focusColor: focusColor,
+          focusNode: focusNode,
+          onPressed: () { },
+          child: const Text('button'),
+        ),
+      ),
+    );
+
+    FocusManager.instance.highlightStrategy = FocusHighlightStrategy.alwaysTraditional;
+    focusNode.requestFocus();
+    await tester.pumpAndSettle();
+
+    final RenderObject inkFeatures = tester.allRenderObjects.firstWhere((RenderObject object) => object.runtimeType.toString() == '_RenderInkFeatures');
+    expect(inkFeatures, paints..rect(color: focusColor));
+  });
+
   testWidgets('OutlineButton implements debugFillProperties', (WidgetTester tester) async {
     final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
     OutlineButton(