58 lines
2 KiB
Dart
58 lines
2 KiB
Dart
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import 'package:flutter_test/flutter_test.dart';
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import 'package:halkyon_app/halkyon_app.dart';
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import 'package:material_ui/material_ui.dart';
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void main() {
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/// The languages a Halkyon app speaks: British English (the template, as
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/// `en` and `en-GB`), American English and German.
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const supported = [
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Locale('en'),
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Locale('de'),
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Locale('en', 'GB'),
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Locale('en', 'US'),
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];
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Locale resolved(List<Locale>? preferred) =>
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resolveAppLocale(preferred, supported);
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test('the language asked for, where the app speaks it', () {
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expect(resolved(const [Locale('en', 'US')]), const Locale('en', 'US'));
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expect(resolved(const [Locale('en', 'GB')]), const Locale('en', 'GB'));
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expect(resolved(const [Locale('de', 'DE')]), const Locale('de'));
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expect(resolved(const [Locale('de')]), const Locale('de'));
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});
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test('British English for any other English', () {
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expect(resolved(const [Locale('en')]), const Locale('en', 'GB'));
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expect(resolved(const [Locale('en', 'AU')]), const Locale('en', 'GB'));
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});
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test('the next language the device prefers, where the first is none the '
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'app speaks', () {
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expect(
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resolved(const [Locale('fr', 'FR'), Locale('de', 'AT')]),
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const Locale('de'),
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);
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});
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test('British English where the app speaks none of them', () {
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expect(resolved(const [Locale('fr', 'FR')]), const Locale('en', 'GB'));
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expect(resolved(const []), const Locale('en', 'GB'));
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expect(resolved(null), const Locale('en', 'GB'));
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});
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test('never a language picked by the country alone', () {
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// Spanish in the United States isn't American English.
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expect(resolved(const [Locale('es', 'US')]), const Locale('en', 'GB'));
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});
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test('every language this package speaks is one it resolves to', () {
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for (final locale in HalkyonAppLocalizations.supportedLocales) {
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expect(
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resolveAppLocale([locale], HalkyonAppLocalizations.supportedLocales),
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isIn(HalkyonAppLocalizations.supportedLocales),
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reason: '$locale',
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);
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}
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});
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}
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