/*
 * Copyright (C) 2016 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.settings.notification;

import static com.google.common.truth.Truth.assertThat;

import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.when;

import android.app.NotificationManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.res.Resources;
import android.media.AudioManager;
import android.os.Vibrator;
import android.service.notification.NotificationListenerService;
import android.telephony.TelephonyManager;

import com.android.settings.core.BasePreferenceController;
import com.android.settings.testutils.shadow.ShadowDeviceConfig;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.annotation.Config;
import org.robolectric.shadows.ShadowApplication;

@RunWith(RobolectricTestRunner.class)
@Config(shadows = {ShadowDeviceConfig.class})
public class RingVolumePreferenceControllerTest {

    @Mock
    private AudioHelper mHelper;
    @Mock
    private TelephonyManager mTelephonyManager;
    @Mock
    private AudioManager mAudioManager;
    @Mock
    private Vibrator mVibrator;
    @Mock
    private NotificationManager mNotificationManager;
    @Mock
    private ComponentName mSuppressor;
    @Mock
    private Resources mResources;
    @Mock
    private VolumeSeekBarPreference mPreference;

    private Context mContext;

    private RingVolumePreferenceController mController;

    @Before
    public void setUp() {
        MockitoAnnotations.initMocks(this);
        ShadowApplication shadowContext = ShadowApplication.getInstance();
        shadowContext.setSystemService(Context.TELEPHONY_SERVICE, mTelephonyManager);
        shadowContext.setSystemService(Context.AUDIO_SERVICE, mAudioManager);
        shadowContext.setSystemService(Context.VIBRATOR_SERVICE, mVibrator);
        shadowContext.setSystemService(Context.NOTIFICATION_SERVICE, mNotificationManager);
        mContext = spy(RuntimeEnvironment.application);
        when(mNotificationManager.getEffectsSuppressor()).thenReturn(mSuppressor);
        when(mContext.getResources()).thenReturn(mResources);
        mController = new RingVolumePreferenceController(mContext);
        mController.setAudioHelper(mHelper);
    }

    @Test
    public void isAvailable_singleVolume_shouldReturnFalse() {
        when(mHelper.isSingleVolume()).thenReturn(true);
        when(mTelephonyManager.isVoiceCapable()).thenReturn(true);

        assertThat(mController.isAvailable()).isFalse();
    }

    /**
     * Devices that are not voice capable should still show Ring volume, because it is used by apps
     * that make calls outside the cell network.
     */
    @Test
    public void isAvailable_notSingleVolume_notVoiceCapable_shouldReturnTrue() {
        when(mHelper.isSingleVolume()).thenReturn(false);
        when(mTelephonyManager.isVoiceCapable()).thenReturn(false);

        assertThat(mController.isAvailable()).isTrue();
    }

    @Test
    public void isAvailable_notSingleVolume_VoiceCapable_shouldReturnTrue() {
        when(mHelper.isSingleVolume()).thenReturn(false);
        when(mTelephonyManager.isVoiceCapable()).thenReturn(true);

        assertThat(mController.isAvailable()).isTrue();
    }

    @Test
    public void getAudioStream_shouldReturnRing() {
        assertThat(mController.getAudioStream()).isEqualTo(AudioManager.STREAM_RING);
    }

    @Test
    public void isSliceableCorrectKey_returnsTrue() {
        final RingVolumePreferenceController controller =
                new RingVolumePreferenceController(mContext);
        assertThat(controller.isSliceable()).isTrue();
    }

    @Test
    public void isPublicSlice_returnTrue() {
        assertThat(mController.isPublicSlice()).isTrue();
    }

    /**
     * Only when the two streams are merged would this controller appear
     */
    @Test
    public void ringNotificationStreamsSeparate_controllerIsNotAvailable() {
        final RingVolumePreferenceController controller =
                new RingVolumePreferenceController(mContext);

        int controllerAvailability = controller.getAvailabilityStatus();

        assertThat(controllerAvailability)
                .isNotEqualTo(BasePreferenceController.AVAILABLE);
    }

    @Test
    public void setHintsRing_Matches() {
        assertThat(mController.hintsMatch(
                NotificationListenerService.HINT_HOST_DISABLE_CALL_EFFECTS)).isTrue();
    }

    @Test
    public void setHintsRingNotification_Matches() {
        assertThat(mController.hintsMatch(NotificationListenerService.HINT_HOST_DISABLE_EFFECTS))
                .isTrue();
    }

    @Test
    public void setHintNotification_doesNotMatch() {
        assertThat(mController
                .hintsMatch(NotificationListenerService.HINT_HOST_DISABLE_NOTIFICATION_EFFECTS))
                .isFalse();
    }

    @Test
    public void setRingerModeToVibrate_butNoVibratorAvailable_iconIsSilent() {
        when(mHelper.getRingerModeInternal()).thenReturn(AudioManager.RINGER_MODE_VIBRATE);

        mController.setPreference(mPreference);
        mController.setVibrator(null);
        mController.updateRingerMode();

        assertThat(mController.getMuteIcon()).isEqualTo(mController.mSilentIconId);
    }

    @Test
    public void setRingerModeToVibrate_VibratorAvailable_iconIsVibrate() {
        when(mHelper.getRingerModeInternal()).thenReturn(AudioManager.RINGER_MODE_VIBRATE);
        when(mVibrator.hasVibrator()).thenReturn(true);

        mController.setPreference(mPreference);
        mController.setVibrator(mVibrator);
        mController.updateRingerMode();

        assertThat(mController.getMuteIcon()).isEqualTo(mController.mVibrateIconId);
    }

}