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55 lines
1.4 KiB
55 lines
1.4 KiB
// Copyright 2020 The Flutter team. 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 'package:flutter/material.dart';
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import 'package:flutter_module_books/api.dart';
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import 'package:flutter_module_books/main.dart';
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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testWidgets('Pressing clear calls the cancel API', (tester) async {
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MockHostBookApi mockHostApi = MockHostBookApi();
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await tester.pumpWidget(
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MaterialApp(
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home: BookDetail(hostApi: mockHostApi),
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),
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);
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await tester.tap(find.byIcon(Icons.clear));
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expect(mockHostApi.cancelCalls, 1);
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});
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testWidgets('Pressing done calls the finish editing API', (tester) async {
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MockHostBookApi mockHostApi = MockHostBookApi();
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await tester.pumpWidget(
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MaterialApp(
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home: BookDetail(book: Book(), hostApi: mockHostApi),
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),
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);
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await tester.tap(find.byIcon(Icons.check));
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expect(mockHostApi.booksFinished.length, 1);
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});
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}
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// A super-simple mock for testing that calls are made to the API.
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class MockHostBookApi implements HostBookApi {
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int cancelCalls = 0;
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final booksFinished = <Book>[];
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@override
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Future<void> cancel() async {
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cancelCalls++;
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}
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@override
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Future<void> finishEditingBook(Book arg) async {
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booksFinished.add(arg);
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}
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}
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