113 lines
3.2 KiB
Dart
113 lines
3.2 KiB
Dart
// Author: fruit.com.cn
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import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:fruitshorts/pages/player/widgets/player_double_tap_hearts.dart';
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void main() {
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testWidgets('should_show_randomized_heart_particles_when_burst_starts', (
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tester,
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) async {
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final random = _RecordingRandom();
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await tester.pumpWidget(
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MaterialApp(
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home: Scaffold(
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body: PlayerDoubleTapHeartBurst(
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burstId: 1,
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onCompleted: _noop,
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random: random,
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),
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),
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),
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);
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await tester.pump(const Duration(milliseconds: 500));
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final hearts = find.byIcon(Icons.favorite_rounded);
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final count = hearts.evaluate().length;
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expect(count, inInclusiveRange(6, 8));
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for (var index = 0; index < count; index++) {
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expect(_size(tester, index), inInclusiveRange(22, 34));
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}
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expect(random.intBounds.first, 3);
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expect(random.intBounds.where((bound) => bound == 21), hasLength(7));
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expect(random.intBounds.where((bound) => bound == 201), hasLength(8));
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expect(random.intBounds.where((bound) => bound == 41), hasLength(8));
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expect(random.intBounds.where((bound) => bound == 61), hasLength(8));
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expect(random.intBounds.where((bound) => bound == 13), hasLength(8));
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expect(
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tester
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.widgetList<Stack>(
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find.descendant(
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of: find.byType(PlayerDoubleTapHeartBurst),
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matching: find.byType(Stack),
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),
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)
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.every((stack) => stack.clipBehavior == Clip.none),
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isTrue,
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);
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});
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test('heart particles fade from the start and scale in two phases', () {
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expect(PlayerDoubleTapHeartBurst.opacityForProgress(0.5), lessThan(0.7));
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expect(PlayerDoubleTapHeartBurst.scaleForProgress(0), 0.55);
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expect(
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PlayerDoubleTapHeartBurst.scaleForProgress(0.3),
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closeTo(1.15, 1e-9),
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);
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expect(PlayerDoubleTapHeartBurst.scaleForProgress(1), closeTo(0.2, 1e-9));
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});
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testWidgets('heart burst completes around 1.2 to 1.4 seconds', (
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tester,
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) async {
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var completed = false;
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var elapsedMs = 0;
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await tester.pumpWidget(
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MaterialApp(
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home: Scaffold(
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body: PlayerDoubleTapHeartBurst(
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burstId: 2,
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random: _RecordingRandom(),
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onCompleted: () => completed = true,
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),
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),
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),
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);
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while (!completed && elapsedMs < 2000) {
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await tester.pump(const Duration(milliseconds: 16));
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elapsedMs += 16;
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}
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expect(completed, isTrue);
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expect(elapsedMs, greaterThanOrEqualTo(1200));
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expect(elapsedMs, lessThanOrEqualTo(1400));
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final count = find.byIcon(Icons.favorite_rounded).evaluate().length;
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expect(count, inInclusiveRange(6, 8));
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});
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}
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double _size(WidgetTester tester, int index) {
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return tester.widget<Icon>(find.byKey(Key('double-tap-heart-$index'))).size!;
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}
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void _noop() {}
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class _RecordingRandom implements Random {
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final List<int> intBounds = [];
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@override
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bool nextBool() => true;
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@override
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double nextDouble() => 0.5;
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@override
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int nextInt(int max) {
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intBounds.add(max);
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return max - 1;
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}
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}
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