printing_test.dart
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/*
* Copyright (C) 2017, David PHAM-VAN <dev.nfet.net@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import 'dart:typed_data';
import 'package:flutter_test/flutter_test.dart';
import 'package:mockito/mockito.dart';
import 'package:pdf/pdf.dart';
import 'package:plugin_platform_interface/plugin_platform_interface.dart';
import 'package:printing/printing.dart';
import 'package:printing/src/interface.dart';
void main() {
setUp(() {
TestWidgetsFlutterBinding.ensureInitialized();
final mock = MockPrinting();
PrintingPlatform.instance = mock;
});
test('info', () async {
final info = await Printing.info();
expect(info, null);
});
test('layoutPdf', () async {
expect(
() async => await Printing.layoutPdf(onLayout: null),
throwsAssertionError,
);
expect(
await Printing.layoutPdf(
onLayout: (_) => null,
name: 'doc',
format: PdfPageFormat.letter,
),
null);
});
test('sharePdf', () async {
expect(
() async => await Printing.sharePdf(bytes: null),
throwsAssertionError,
);
expect(
await Printing.sharePdf(
bytes: Uint8List(0),
),
null,
);
});
test('pickPrinter', () async {
expect(
await Printing.pickPrinter(),
null,
);
});
test('directPrintPdf', () async {
expect(
await Printing.directPrintPdf(onLayout: null, printer: null),
false,
);
expect(
() async => await Printing.directPrintPdf(
onLayout: null,
printer: const Printer(url: 'test'),
),
throwsAssertionError,
);
expect(
await Printing.directPrintPdf(
onLayout: (_) => null,
printer: const Printer(url: 'test'),
),
null,
);
});
test('convertHtml', () async {
expect(
await Printing.convertHtml(html: '<html></html>'),
null,
);
});
test('raster', () async {
expect(
() => Printing.raster(null),
throwsAssertionError,
);
expect(
Printing.raster(Uint8List(0)),
null,
);
});
}
class MockPrinting extends Mock
with MockPlatformInterfaceMixin
implements PrintingPlatform {}