/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * 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.
 */

package com.android.federatedcompute.services;

import static org.junit.Assert.assertNotNull;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;

import android.content.Intent;
import android.os.IBinder;

import androidx.test.core.app.ApplicationProvider;

import com.android.dx.mockito.inline.extended.ExtendedMockito;
import com.android.federatedcompute.services.encryption.BackgroundKeyFetchJobService;
import com.android.federatedcompute.services.scheduling.DeleteExpiredJob;
import com.android.federatedcompute.services.scheduling.FederatedComputeLearningJobScheduleOrchestrator;

import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.mockito.MockitoSession;

public final class FederatedComputeManagingServiceImplTest {

    @Mock FederatedComputeLearningJobScheduleOrchestrator mMockOrchestrator;

    @Before
    public void setup() {
        MockitoAnnotations.initMocks(this);
    }

    @Test
    public void testBindableFederatedComputeService() {
        MockitoSession session =
                ExtendedMockito.mockitoSession()
                        .spyStatic(BackgroundKeyFetchJobService.class)
                        .spyStatic(DeleteExpiredJob.class)
                        .spyStatic(FederatedComputeLearningJobScheduleOrchestrator.class)
                        .startMocking();
        ExtendedMockito.doReturn(true)
                .when(() -> BackgroundKeyFetchJobService.scheduleJobIfNeeded(any(), any()));
        ExtendedMockito.doNothing().when(() -> DeleteExpiredJob.schedule(any(), any()));
        ExtendedMockito.doReturn(mMockOrchestrator)
                .when(() -> FederatedComputeLearningJobScheduleOrchestrator.getInstance(any()));
        doNothing().when(mMockOrchestrator).checkAndSchedule();
        try {
            FederatedComputeManagingServiceImpl spyFcpService =
                    spy(new FederatedComputeManagingServiceImpl(Runnable::run));
            spyFcpService.onCreate();
            Intent intent =
                    new Intent(
                            ApplicationProvider.getApplicationContext(),
                            FederatedComputeManagingServiceImpl.class);
            IBinder binder = spyFcpService.onBind(intent);
            ExtendedMockito.verify(
                    () -> BackgroundKeyFetchJobService.scheduleJobIfNeeded(any(), any()), times(1));
            ExtendedMockito.verify(() -> DeleteExpiredJob.schedule(any(), any()));
            verify(mMockOrchestrator).checkAndSchedule();
            assertNotNull(binder);
        } finally {
            session.finishMocking();
        }
    }
}