Files
plezy/test/focus/key_event_utils_test.dart
T

404 lines
14 KiB
Dart

import 'dart:ui' as ui;
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:plezy/focus/dpad_navigator.dart';
import 'package:plezy/focus/focusable_action_bar.dart';
import 'package:plezy/focus/key_event_utils.dart';
import 'package:plezy/utils/platform_detector.dart';
void main() {
tearDown(() {
TvDetectionService.debugSetAppleTVOverride(null);
BackKeyUpSuppressor.clearSuppression();
BackKeyCoordinator.clear();
});
testWidgets('tvOS physical keyboard back runs on key down and suppresses key up', (tester) async {
TvDetectionService.debugSetAppleTVOverride(true);
var backs = 0;
final downResult = handleBackKeyAction(
const KeyDownEvent(
physicalKey: PhysicalKeyboardKey.escape,
logicalKey: LogicalKeyboardKey.escape,
timeStamp: Duration.zero,
deviceType: ui.KeyEventDeviceType.keyboard,
),
() => backs++,
);
final upResult = handleBackKeyAction(
const KeyUpEvent(
physicalKey: PhysicalKeyboardKey.escape,
logicalKey: LogicalKeyboardKey.escape,
timeStamp: Duration.zero,
deviceType: ui.KeyEventDeviceType.keyboard,
),
() => backs++,
);
expect(downResult, KeyEventResult.handled);
expect(upResult, KeyEventResult.handled);
expect(backs, 1);
await tester.pump();
});
testWidgets('tvOS remote back runs on key down for non-keyboard device types', (tester) async {
TvDetectionService.debugSetAppleTVOverride(true);
var backs = 0;
final downResult = handleBackKeyAction(
const KeyDownEvent(
physicalKey: PhysicalKeyboardKey.escape,
logicalKey: LogicalKeyboardKey.escape,
timeStamp: Duration.zero,
deviceType: ui.KeyEventDeviceType.directionalPad,
),
() => backs++,
);
final upResult = handleBackKeyAction(
const KeyUpEvent(
physicalKey: PhysicalKeyboardKey.escape,
logicalKey: LogicalKeyboardKey.escape,
timeStamp: Duration.zero,
deviceType: ui.KeyEventDeviceType.directionalPad,
),
() => backs++,
);
expect(downResult, KeyEventResult.handled);
expect(upResult, KeyEventResult.handled);
expect(backs, 1);
await tester.pump();
});
test('one-shot select consumes every phase and activates only on key down', () {
var activations = 0;
const down = KeyDownEvent(
physicalKey: PhysicalKeyboardKey.select,
logicalKey: LogicalKeyboardKey.select,
timeStamp: Duration.zero,
);
const repeat = KeyRepeatEvent(
physicalKey: PhysicalKeyboardKey.select,
logicalKey: LogicalKeyboardKey.select,
timeStamp: Duration(milliseconds: 100),
);
const up = KeyUpEvent(
physicalKey: PhysicalKeyboardKey.select,
logicalKey: LogicalKeyboardKey.select,
timeStamp: Duration(milliseconds: 200),
);
const unrelated = KeyDownEvent(
physicalKey: PhysicalKeyboardKey.f12,
logicalKey: LogicalKeyboardKey.f12,
timeStamp: Duration.zero,
);
expect(handleOneShotSelect(down, () => activations++), KeyEventResult.handled);
expect(handleOneShotSelect(repeat, () => activations++), KeyEventResult.handled);
expect(handleOneShotSelect(up, () => activations++), KeyEventResult.handled);
expect(handleOneShotSelect(unrelated, () => activations++), KeyEventResult.ignored);
expect(activations, 1);
});
group('BackKeyCoordinator', () {
testWidgets('suppresses one parallel back dispatch in the current frame', (tester) async {
BackKeyCoordinator.markHandled();
expect(BackKeyCoordinator.consumeIfHandled(), isTrue);
expect(BackKeyCoordinator.consumeIfHandled(), isFalse);
await tester.pump();
});
testWidgets('does not suppress an independent system back in a later frame', (tester) async {
BackKeyCoordinator.markHandled();
await tester.pump();
expect(BackKeyCoordinator.consumeIfHandled(), isFalse);
});
testWidgets('clear discards a pending duplicate marker', (tester) async {
BackKeyCoordinator.markHandled();
BackKeyCoordinator.clear();
expect(BackKeyCoordinator.consumeIfHandled(), isFalse);
await tester.pump();
});
});
group('dpadKeyHandler trapHorizontalEdges', () {
testWidgets('consumes edge LEFT/RIGHT so focus cannot escape the group', (tester) async {
final trapped = FocusNode(debugLabel: 'trapped');
final outside = FocusNode(debugLabel: 'outside');
addTearDown(trapped.dispose);
addTearDown(outside.dispose);
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: Row(
children: [
Focus(
focusNode: trapped,
onKeyEvent: dpadKeyHandler(trapHorizontalEdges: true),
child: const SizedBox(width: 50, height: 50),
),
Focus(focusNode: outside, child: const SizedBox(width: 50, height: 50)),
],
),
),
),
);
await tester.pump();
trapped.requestFocus();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'trapped');
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'trapped');
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'trapped');
});
testWidgets('default (no trap) still lets edge RIGHT pass through to the framework', (tester) async {
final node = FocusNode(debugLabel: 'node');
final outside = FocusNode(debugLabel: 'outside');
addTearDown(node.dispose);
addTearDown(outside.dispose);
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: Row(
children: [
Focus(focusNode: node, onKeyEvent: dpadKeyHandler(), child: const SizedBox(width: 50, height: 50)),
Focus(focusNode: outside, child: const SizedBox(width: 50, height: 50)),
],
),
),
),
);
await tester.pump();
node.requestFocus();
await tester.pump();
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'outside');
});
});
group('FocusableActionBar edge trapping', () {
testWidgets('traps LEFT/RIGHT at row edges when no horizontal nav is wired', (tester) async {
final key = GlobalKey<FocusableActionBarState>();
final outside = FocusNode(debugLabel: 'outside');
addTearDown(outside.dispose);
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: Row(
children: [
FocusableActionBar(
key: key,
actions: [
FocusableAction(icon: Icons.add, onPressed: () {}),
FocusableAction(icon: Icons.remove, onPressed: () {}),
],
),
Focus(focusNode: outside, child: const SizedBox(width: 50, height: 50)),
],
),
),
),
);
await tester.pump();
key.currentState!.requestFocusOnFirst();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[0]');
// Interior RIGHT moves to the next button.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[1]');
// RIGHT at the last button is trapped — must NOT escape to 'outside'.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[1]');
// LEFT back to the first, then LEFT again is trapped.
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[0]');
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[0]');
});
testWidgets('skips disabled actions for entry and horizontal traversal', (tester) async {
final key = GlobalKey<FocusableActionBarState>();
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: FocusableActionBar(
key: key,
actions: [
const FocusableAction(icon: Icons.block),
FocusableAction(icon: Icons.add, onPressed: () {}),
const FocusableAction(icon: Icons.block),
FocusableAction(icon: Icons.remove, onPressed: () {}),
],
),
),
),
);
await tester.pump();
key.currentState!.requestFocusOnFirst();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[1]');
await tester.sendKeyEvent(LogicalKeyboardKey.arrowRight);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[3]');
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[1]');
});
testWidgets('dynamic callback changes remove a disabled action from focus', (tester) async {
final key = GlobalKey<FocusableActionBarState>();
late StateSetter rebuild;
var firstEnabled = true;
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: StatefulBuilder(
builder: (context, setState) {
rebuild = setState;
return FocusableActionBar(
key: key,
actions: [
FocusableAction(icon: Icons.add, onPressed: firstEnabled ? () {} : null),
FocusableAction(icon: Icons.remove, onPressed: () {}),
],
);
},
),
),
),
);
await tester.pump();
key.currentState!.requestFocusOnFirst();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[0]');
rebuild(() => firstEnabled = false);
await tester.pump();
expect(key.currentState!.getFocusNode(0)!.canRequestFocus, isFalse);
expect(key.currentState!.getFocusNode(0)!.hasFocus, isFalse);
key.currentState!.requestFocusOnFirst();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[1]');
});
testWidgets('still invokes onNavigateLeft at the left edge when wired', (tester) async {
final key = GlobalKey<FocusableActionBarState>();
final leftTarget = FocusNode(debugLabel: 'left-target');
addTearDown(leftTarget.dispose);
var navigatedLeft = false;
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: Row(
children: [
Focus(focusNode: leftTarget, child: const SizedBox(width: 50, height: 50)),
FocusableActionBar(
key: key,
onNavigateLeft: () {
navigatedLeft = true;
leftTarget.requestFocus();
},
actions: [FocusableAction(icon: Icons.add, onPressed: () {})],
),
],
),
),
),
);
await tester.pump();
key.currentState!.requestFocusOnFirst();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[0]');
await tester.sendKeyEvent(LogicalKeyboardKey.arrowLeft);
await tester.pump();
expect(navigatedLeft, isTrue);
expect(FocusManager.instance.primaryFocus?.debugLabel, 'left-target');
});
testWidgets('invokes custom child action on select', (tester) async {
final key = GlobalKey<FocusableActionBarState>();
var activations = 0;
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: FocusableActionBar(
key: key,
actions: [FocusableAction(onPressed: () => activations++, child: const SizedBox(width: 48, height: 48))],
),
),
),
);
await tester.pump();
key.currentState!.requestFocusOnFirst();
await tester.pump();
expect(FocusManager.instance.primaryFocus?.debugLabel, 'ActionBar[0]');
await tester.sendKeyDownEvent(LogicalKeyboardKey.select);
await tester.pump();
await tester.sendKeyUpEvent(LogicalKeyboardKey.select);
await tester.pump();
expect(activations, 1);
});
});
group('expandToGraphemeRange', () {
for (final grapheme in ['😀', 'e\u0301', '🇯🇵', '👨‍👩‍👧‍👦']) {
test('expands partial ${grapheme.runes.length}-scalar ranges', () {
final text = 'A${grapheme}B';
final graphemeEnd = 1 + grapheme.length;
final expected = TextRange(start: 1, end: graphemeEnd);
expect(expandToGraphemeRange(text, const TextRange(start: 1, end: 2)), expected);
expect(expandToGraphemeRange(text, TextRange(start: graphemeEnd - 1, end: graphemeEnd)), expected);
expect(expandToGraphemeRange(text, TextSelection(baseOffset: graphemeEnd - 1, extentOffset: 1)), expected);
expect(expandToGraphemeRange(text, TextRange(start: graphemeEnd - 1, end: 1)), expected);
});
}
test('preserves document edges and empty ranges', () {
expect(expandToGraphemeRange('abc', const TextRange(start: 0, end: 1)), const TextRange(start: 0, end: 1));
expect(expandToGraphemeRange('abc', const TextRange(start: 3, end: 3)), const TextRange.collapsed(3));
expect(expandToGraphemeRange('', const TextRange(start: 0, end: 1)), TextRange.empty);
});
});
}