widget_barcode_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:io';
import 'package:pdf/widgets.dart';
import 'package:test/test.dart';
late Document pdf;
Widget barcode(
Barcode barcode,
String data, {
double width = 200,
double height = 80,
}) {
return Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: <Widget>[
Flexible(
fit: FlexFit.tight,
child: Center(
child: Text(barcode.name),
),
),
Flexible(
fit: FlexFit.tight,
child: Center(
child: BarcodeWidget(
barcode: barcode,
data: data,
width: width,
height: height,
margin: const EdgeInsets.symmetric(vertical: 20),
),
),
),
],
);
}
void main() {
setUpAll(() {
RichText.debug = true;
Document.debug = true;
pdf = Document();
});
test('Barcode Widgets', () {
pdf.addPage(
MultiPage(
build: (Context context) => <Widget>[
barcode(Barcode.code39(), 'CODE 39'),
barcode(Barcode.code93(), 'CODE 93'),
barcode(Barcode.code128(), 'Barcode 128'),
barcode(Barcode.ean13(), '590123412345', width: 150),
barcode(Barcode.ean8(), '9638507', width: 80),
barcode(Barcode.isbn(), '978316148410', width: 150),
barcode(Barcode.upcA(), '98765432109', width: 150),
barcode(Barcode.upcE(), '06510000432', width: 100),
barcode(Barcode.ean2(), '44', width: 40),
barcode(Barcode.ean5(), '30897', width: 60),
barcode(Barcode.itf14(), '2578639587234'),
barcode(Barcode.telepen(), 'Telepen'),
barcode(Barcode.codabar(), '1234-5678'),
barcode(Barcode.qrCode(), 'QR-Code!', width: 120, height: 120),
barcode(Barcode.pdf417(), 'PDF147 Demo', height: 35),
barcode(Barcode.dataMatrix(), 'Data Matrix', width: 120, height: 120),
barcode(Barcode.aztec(), 'Aztec', width: 120, height: 120),
],
),
);
});
tearDownAll(() async {
final file = File('widgets-barcode.pdf');
await file.writeAsBytes(await pdf.save());
});
}