packages/camera/camera_android_camerax/test/pending_recording_test.dart

// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'package:camera_android_camerax/src/camerax_library.g.dart';
import 'package:camera_android_camerax/src/instance_manager.dart';
import 'package:camera_android_camerax/src/pending_recording.dart';
import 'package:camera_android_camerax/src/recording.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:mockito/annotations.dart';
import 'package:mockito/mockito.dart';

import 'pending_recording_test.mocks.dart';
import 'test_camerax_library.g.dart';

@GenerateMocks(
    <Type>[TestPendingRecordingHostApi, TestInstanceManagerHostApi, Recording])
void main() {
  TestWidgetsFlutterBinding.ensureInitialized();

  // Mocks the call to clear the native InstanceManager.
  TestInstanceManagerHostApi.setup(MockTestInstanceManagerHostApi());

  test('start calls start on the Java side', () async {
    final MockTestPendingRecordingHostApi mockApi =
        MockTestPendingRecordingHostApi();
    TestPendingRecordingHostApi.setup(mockApi);

    final InstanceManager instanceManager = InstanceManager(
      onWeakReferenceRemoved: (_) {},
    );

    final PendingRecording pendingRecording =
        PendingRecording.detached(instanceManager: instanceManager);
    const int pendingRecordingId = 2;
    instanceManager.addHostCreatedInstance(pendingRecording, pendingRecordingId,
        onCopy: (_) =>
            PendingRecording.detached(instanceManager: instanceManager));

    final Recording mockRecording = MockRecording();
    const int mockRecordingId = 3;
    instanceManager.addHostCreatedInstance(mockRecording, mockRecordingId,
        onCopy: (_) => Recording.detached(instanceManager: instanceManager));

    when(mockApi.start(pendingRecordingId)).thenReturn(mockRecordingId);
    expect(await pendingRecording.start(), mockRecording);
    verify(mockApi.start(pendingRecordingId));
  });

  test('flutterApiCreateTest', () async {
    final InstanceManager instanceManager = InstanceManager(
      onWeakReferenceRemoved: (_) {},
    );

    final PendingRecordingFlutterApi flutterApi =
        PendingRecordingFlutterApiImpl(
      instanceManager: instanceManager,
    );

    flutterApi.create(0);

    expect(instanceManager.getInstanceWithWeakReference(0),
        isA<PendingRecording>());
  });
}