Commit 2e9b1e8

@@ -70,7 +70,7 @@ class _BluetoothInputState extends State<BluetoothInput> {
         SingleDeviceAvailable() => DeviceSelection(
           scanResults: [ state.device ],
           onAccepted: (dev) => _deviceScanCubit!.acceptDevice(dev),
-        ), // TODO: remove DeviceListAvailable and SingleDeviceAvailable
+        ),
           // distinction
         DeviceSelected() => BlocBuilder<BleReadCubit, BleReadState>(
           bloc: BleReadCubit(state.device),

@@ -0,0 +1,72 @@
+import 'dart:ui';
+
+import 'package:blood_pressure_app/components/bluetooth_input/device_selection.dart';
+import 'package:flutter_blue_plus/flutter_blue_plus.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockito/annotations.dart';
+import 'package:mockito/mockito.dart';
+
+import '../util.dart';
+@GenerateNiceMocks([
+  MockSpec<BluetoothDevice>(),
+  MockSpec<ScanResult>(),
+])
+import 'device_selection_test.mocks.dart';
+
+void main() {
+  testWidgets('Connects with one element', (WidgetTester tester) async {
+    final dev = MockBluetoothDevice();
+    when(dev.platformName).thenReturn('Test device with long name (No.124356)');
+
+    final scanRes = MockScanResult();
+    when(scanRes.device).thenReturn(dev);
+
+    final List<BluetoothDevice> accepted = [];
+    await tester.pumpWidget(materialApp(DeviceSelection(
+      scanResults: [ scanRes ],
+      onAccepted: accepted.add,
+    )));
+
+    expect(find.text('Test device with long name (No.124356)'), findsOneWidget);
+    final localizations = await AppLocalizations.delegate.load(const Locale('en'));
+    expect(find.text(localizations.connect), findsOneWidget);
+
+    expect(accepted, isEmpty);
+    await tester.tap(find.text(localizations.connect));
+    expect(accepted.length, 1);
+    expect(accepted, contains(dev));
+
+
+    await tester.tap(find.text('Test device with long name (No.124356)'));
+    expect(accepted.length, 2);
+    expect(accepted, containsAllInOrder([dev, dev]));
+  });
+
+  testWidgets('Shows multiple elements', (WidgetTester tester) async {
+    ScanResult getDev(String name) {
+      final dev = MockBluetoothDevice();
+      when(dev.platformName).thenReturn(name);
+
+      final scanRes = MockScanResult();
+      when(scanRes.device).thenReturn(dev);
+
+      return scanRes;
+    }
+
+    await tester.pumpWidget(materialApp(DeviceSelection(
+      scanResults: [
+        getDev('dev1'),
+        getDev('dev2'),
+        getDev('dev3'),
+      ],
+      onAccepted: (dev) => fail('No entry tapped'),
+    )));
+
+    expect(find.text('dev1'), findsOneWidget);
+    expect(find.text('dev2'), findsOneWidget);
+    expect(find.text('dev3'), findsOneWidget);
+    final localizations = await AppLocalizations.delegate.load(const Locale('en'));
+    expect(find.text(localizations.connect), findsNWidgets(3));
+  });
+}