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Relocate some tests from scrollable_test.dart (#122426)

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Relocate some tests from scrollable_test.dart
This commit is contained in:
Kate Lovett 2023-03-13 12:45:51 -05:00 committed by GitHub
parent b6b1ab5fbe
commit 53a1823f0e
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2 changed files with 478 additions and 386 deletions
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478
packages/flutter/test/widgets/scrollable_helpers_test.dart Normal file
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@ -0,0 +1,478 @@
// 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 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
final LogicalKeyboardKey modifierKey = defaultTargetPlatform == TargetPlatform.macOS
? LogicalKeyboardKey.metaLeft
: LogicalKeyboardKey.controlLeft;
void main() {
testWidgets("Keyboard scrolling doesn't happen if scroll physics are set to NeverScrollableScrollPhysics", (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: CustomScrollView(
controller: controller,
physics: const NeverScrollableScrollPhysics(),
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(
key: ValueKey<String>('Box $index'),
height: 50.0,
),
),
);
},
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
await tester.sendKeyDownEvent(modifierKey);
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
await tester.sendKeyUpEvent(modifierKey);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
await tester.sendKeyDownEvent(modifierKey);
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
await tester.sendKeyUpEvent(modifierKey);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
await tester.sendKeyEvent(LogicalKeyboardKey.pageDown);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
await tester.sendKeyEvent(LogicalKeyboardKey.pageUp);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Vertical scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: CustomScrollView(
controller: controller,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(
key: ValueKey<String>('Box $index'),
height: 50.0,
),
),
);
},
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, -50.0, 800.0, 0.0)),
);
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
await tester.sendKeyEvent(LogicalKeyboardKey.pageDown);
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, -400.0, 800.0, -350.0)),
);
await tester.sendKeyEvent(LogicalKeyboardKey.pageUp);
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)),
);
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Horizontal scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: CustomScrollView(
controller: controller,
scrollDirection: Axis.horizontal,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(
key: ValueKey<String>('Box $index'),
width: 50.0,
),
),
);
},
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 50.0, 600.0)),
);
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(-50.0, 0.0, 0.0, 600.0)),
);
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 50.0, 600.0)),
);
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Horizontal scrollables are scrolled the correct direction in RTL locales.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: Directionality(
textDirection: TextDirection.rtl,
child: CustomScrollView(
controller: controller,
scrollDirection: Axis.horizontal,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(
key: ValueKey<String>('Box $index'),
width: 50.0,
),
),
);
},
),
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(750.0, 0.0, 800.0, 600.0)),
);
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(800.0, 0.0, 850.0, 600.0)),
);
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(750.0, 0.0, 800.0, 600.0)),
);
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Reversed vertical scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
final FocusNode focusNode = FocusNode(debugLabel: 'SizedBox');
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: CustomScrollView(
controller: controller,
reverse: true,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
focusNode: focusNode,
child: SizedBox(
key: ValueKey<String>('Box $index'),
height: 50.0,
),
),
);
},
),
),
),
);
focusNode.requestFocus();
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 550.0, 800.0, 600.0)),
);
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 600.0, 800.0, 650.0)),
);
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 550.0, 800.0, 600.0)),
);
await tester.sendKeyEvent(LogicalKeyboardKey.pageUp);
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 950.0, 800.0, 1000.0)),
);
await tester.sendKeyEvent(LogicalKeyboardKey.pageDown);
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 550.0, 800.0, 600.0)),
);
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Reversed horizontal scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
final FocusNode focusNode = FocusNode(debugLabel: 'SizedBox');
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: CustomScrollView(
controller: controller,
scrollDirection: Axis.horizontal,
reverse: true,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
focusNode: focusNode,
child: SizedBox(
key: ValueKey<String>('Box $index'),
width: 50.0,
),
),
);
},
),
),
),
);
focusNode.requestFocus();
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(750.0, 0.0, 800.0, 600.00)),
);
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(
tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)),
equals(const Rect.fromLTRB(800.0, 0.0, 850.0, 600.0)),
);
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Custom scrollables with a center sliver are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
final List<String> items = List<String>.generate(20, (int index) => 'Item $index');
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(platform: TargetPlatform.fuchsia),
home: CustomScrollView(
controller: controller,
center: const ValueKey<String>('Center'),
slivers: items.map<Widget>(
(String item) {
return SliverToBoxAdapter(
key: item == 'Item 10' ? const ValueKey<String>('Center') : null,
child: Focus(
autofocus: item == 'Item 10',
child: Container(
key: ValueKey<String>(item),
alignment: Alignment.center,
height: 100,
child: Text(item),
),
),
);
},
).toList(),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Item 10'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 100.0)),
);
for (int i = 0; i < 10; ++i) {
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
}
// Starts at #10 already, so doesn't work out to 500.0 because it hits bottom.
expect(controller.position.pixels, equals(400.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Item 10'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, -400.0, 800.0, -300.0)),
);
for (int i = 0; i < 10; ++i) {
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
}
// Goes up two past "center" where it started, so negative.
expect(controller.position.pixels, equals(-100.0));
expect(
tester.getRect(find.byKey(const ValueKey<String>('Item 10'), skipOffstage: false)),
equals(const Rect.fromLTRB(0.0, 100.0, 800.0, 200.0)),
);
}, variant: KeySimulatorTransitModeVariant.all());
}

386
packages/flutter/test/widgets/scrollable_test.dart
View File

@ -87,10 +87,6 @@ Future<void> pumpDoubleScrollableTest(
const double dragOffset = 200.0;
final LogicalKeyboardKey modifierKey = defaultTargetPlatform == TargetPlatform.macOS
? LogicalKeyboardKey.metaLeft
: LogicalKeyboardKey.controlLeft;
double getScrollOffset(WidgetTester tester, {bool last = true}) {
Finder viewportFinder = find.byType(Viewport);
if (last) {
@ -599,388 +595,6 @@ void main() {
});
});
testWidgets("Keyboard scrolling doesn't happen if scroll physics are set to NeverScrollableScrollPhysics", (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: CustomScrollView(
controller: controller,
physics: const NeverScrollableScrollPhysics(),
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(key: ValueKey<String>('Box $index'), height: 50.0),
),
);
},
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
await tester.sendKeyDownEvent(modifierKey);
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
await tester.sendKeyUpEvent(modifierKey);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
await tester.sendKeyDownEvent(modifierKey);
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
await tester.sendKeyUpEvent(modifierKey);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
await tester.sendKeyEvent(LogicalKeyboardKey.pageDown);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
await tester.sendKeyEvent(LogicalKeyboardKey.pageUp);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Vertical scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: CustomScrollView(
controller: controller,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(key: ValueKey<String>('Box $index'), height: 50.0),
),
);
},
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, -50.0, 800.0, 0.0)));
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
await tester.sendKeyEvent(LogicalKeyboardKey.pageDown);
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, -400.0, 800.0, -350.0)));
await tester.sendKeyEvent(LogicalKeyboardKey.pageUp);
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 50.0)));
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Horizontal scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: CustomScrollView(
controller: controller,
scrollDirection: Axis.horizontal,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(key: ValueKey<String>('Box $index'), width: 50.0),
),
);
},
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 50.0, 600.0)));
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(-50.0, 0.0, 0.0, 600.0)));
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 50.0, 600.0)));
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Horizontal scrollables are scrolled the correct direction in RTL locales.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: Directionality(
textDirection: TextDirection.rtl,
child: CustomScrollView(
controller: controller,
scrollDirection: Axis.horizontal,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
autofocus: index == 0,
child: SizedBox(key: ValueKey<String>('Box $index'), width: 50.0),
),
);
},
),
),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(750.0, 0.0, 800.0, 600.0)));
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(800.0, 0.0, 850.0, 600.0)));
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(750.0, 0.0, 800.0, 600.0)));
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Reversed vertical scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
final FocusNode focusNode = FocusNode(debugLabel: 'SizedBox');
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: CustomScrollView(
controller: controller,
reverse: true,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
focusNode: focusNode,
child: SizedBox(key: ValueKey<String>('Box $index'), height: 50.0),
),
);
},
),
),
),
);
focusNode.requestFocus();
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 550.0, 800.0, 600.0)));
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 600.0, 800.0, 650.0)));
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 550.0, 800.0, 600.0)));
await tester.sendKeyEvent(LogicalKeyboardKey.pageUp);
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 950.0, 800.0, 1000.0)));
await tester.sendKeyEvent(LogicalKeyboardKey.pageDown);
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 550.0, 800.0, 600.0)));
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Reversed horizontal scrollables are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
final FocusNode focusNode = FocusNode(debugLabel: 'SizedBox');
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: CustomScrollView(
controller: controller,
scrollDirection: Axis.horizontal,
reverse: true,
slivers: List<Widget>.generate(
20,
(int index) {
return SliverToBoxAdapter(
child: Focus(
focusNode: focusNode,
child: SizedBox(key: ValueKey<String>('Box $index'), width: 50.0),
),
);
},
),
),
),
);
focusNode.requestFocus();
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(750.0, 0.0, 800.0, 600.00)));
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
expect(tester.getRect(find.byKey(const ValueKey<String>('Box 0'), skipOffstage: false)), equals(const Rect.fromLTRB(800.0, 0.0, 850.0, 600.0)));
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Custom scrollables with a center sliver are scrolled when activated via keyboard.', (WidgetTester tester) async {
final ScrollController controller = ScrollController();
final List<String> items = List<String>.generate(20, (int index) => 'Item $index');
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
platform: TargetPlatform.fuchsia,
),
home: CustomScrollView(
controller: controller,
center: const ValueKey<String>('Center'),
slivers: items.map<Widget>(
(String item) {
return SliverToBoxAdapter(
key: item == 'Item 10' ? const ValueKey<String>('Center') : null,
child: Focus(
autofocus: item == 'Item 10',
child: Container(
key: ValueKey<String>(item),
alignment: Alignment.center,
height: 100,
child: Text(item),
),
),
);
},
).toList(),
),
),
);
await tester.pumpAndSettle();
expect(controller.position.pixels, equals(0.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Item 10'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 0.0, 800.0, 100.0)));
for (int i = 0; i < 10; ++i) {
// We exclude the modifier keys here for web testing since default web shortcuts
// do not use a modifier key with arrow keys for ScrollActions.
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
}
// Starts at #10 already, so doesn't work out to 500.0 because it hits bottom.
expect(controller.position.pixels, equals(400.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Item 10'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, -400.0, 800.0, -300.0)));
for (int i = 0; i < 10; ++i) {
if (!kIsWeb) {
await tester.sendKeyDownEvent(modifierKey);
}
await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
if (!kIsWeb) {
await tester.sendKeyUpEvent(modifierKey);
}
await tester.pumpAndSettle();
}
// Goes up two past "center" where it started, so negative.
expect(controller.position.pixels, equals(-100.0));
expect(tester.getRect(find.byKey(const ValueKey<String>('Item 10'), skipOffstage: false)), equals(const Rect.fromLTRB(0.0, 100.0, 800.0, 200.0)));
}, variant: KeySimulatorTransitModeVariant.all());
testWidgets('Can recommendDeferredLoadingForContext - animation', (WidgetTester tester) async {
final List<String> widgetTracker = <String>[];
int cheapWidgets = 0;