311 lines
9.6 KiB
Dart
311 lines
9.6 KiB
Dart
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:async';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:flutter/material.dart';
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bool refreshCalled = false;
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Future<Null> refresh() {
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refreshCalled = true;
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return new Future<Null>.value();
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}
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Future<Null> holdRefresh() {
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refreshCalled = true;
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return new Completer<Null>().future;
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}
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void main() {
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testWidgets('RefreshIndicator', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: refresh,
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <String>['A', 'B', 'C', 'D', 'E', 'F'].map((String item) {
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return new SizedBox(
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height: 200.0,
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child: new Text(item),
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);
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}).toList(),
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),
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),
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),
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);
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await tester.fling(find.text('A'), const Offset(0.0, 300.0), 1000.0);
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await tester.pump();
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await tester.pump(const Duration(seconds: 1)); // finish the scroll animation
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await tester.pump(const Duration(seconds: 1)); // finish the indicator settle animation
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await tester.pump(const Duration(seconds: 1)); // finish the indicator hide animation
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expect(refreshCalled, true);
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});
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testWidgets('RefreshIndicator - bottom', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: refresh,
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child: new ListView(
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reverse: true,
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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await tester.fling(find.text('X'), const Offset(0.0, -300.0), 1000.0);
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await tester.pump();
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await tester.pump(const Duration(seconds: 1)); // finish the scroll animation
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await tester.pump(const Duration(seconds: 1)); // finish the indicator settle animation
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await tester.pump(const Duration(seconds: 1)); // finish the indicator hide animation
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expect(refreshCalled, true);
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});
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testWidgets('RefreshIndicator - top - position', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: holdRefresh,
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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await tester.fling(find.text('X'), const Offset(0.0, 300.0), 1000.0);
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(tester.getCenter(find.byType(RefreshProgressIndicator)).dy, lessThan(300.0));
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});
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testWidgets('RefreshIndicator - bottom - position', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: holdRefresh,
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child: new ListView(
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reverse: true,
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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await tester.fling(find.text('X'), const Offset(0.0, -300.0), 1000.0);
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(tester.getCenter(find.byType(RefreshProgressIndicator)).dy, greaterThan(300.0));
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});
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testWidgets('RefreshIndicator - no movement', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: refresh,
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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// this fling is horizontal, not up or down
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await tester.fling(find.text('X'), const Offset(1.0, 0.0), 1000.0);
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, false);
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});
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testWidgets('RefreshIndicator - not enough', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: refresh,
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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await tester.fling(find.text('X'), const Offset(0.0, 100.0), 1000.0);
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, false);
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});
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testWidgets('RefreshIndicator - show - slow', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: holdRefresh, // this one never returns
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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bool completed = false;
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tester.state<RefreshIndicatorState>(find.byType(RefreshIndicator))
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.show()
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.then<Null>((Null value) { completed = true; });
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await tester.pump();
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expect(completed, false);
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, true);
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expect(completed, false);
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completed = false;
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refreshCalled = false;
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tester.state<RefreshIndicatorState>(find.byType(RefreshIndicator))
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.show()
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.then<Null>((Null value) { completed = true; });
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await tester.pump();
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expect(completed, false);
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, false);
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});
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testWidgets('RefreshIndicator - show - fast', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: refresh,
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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bool completed = false;
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tester.state<RefreshIndicatorState>(find.byType(RefreshIndicator))
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.show()
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.then<Null>((Null value) { completed = true; });
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await tester.pump();
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expect(completed, false);
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, true);
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expect(completed, true);
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completed = false;
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refreshCalled = false;
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tester.state<RefreshIndicatorState>(find.byType(RefreshIndicator))
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.show()
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.then<Null>((Null value) { completed = true; });
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await tester.pump();
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expect(completed, false);
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, true);
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expect(completed, true);
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});
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testWidgets('RefreshIndicator - show - fast - twice', (WidgetTester tester) async {
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refreshCalled = false;
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await tester.pumpWidget(
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new MaterialApp(
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home: new RefreshIndicator(
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onRefresh: refresh,
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child: new ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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children: <Widget>[
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const SizedBox(
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height: 200.0,
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child: const Text('X'),
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),
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],
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),
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),
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),
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);
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bool completed1 = false;
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tester.state<RefreshIndicatorState>(find.byType(RefreshIndicator))
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.show()
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.then<Null>((Null value) { completed1 = true; });
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bool completed2 = false;
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tester.state<RefreshIndicatorState>(find.byType(RefreshIndicator))
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.show()
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.then<Null>((Null value) { completed2 = true; });
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await tester.pump();
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expect(completed1, false);
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expect(completed2, false);
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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await tester.pump(const Duration(seconds: 1));
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expect(refreshCalled, true);
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expect(completed1, true);
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expect(completed2, true);
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});
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}
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