Merge "Introduce HdcpCheckingPreferenceController"

        controllers.add(new BugReportPreferenceControllerV2(context));

        controllers.add(new LocalBackupPasswordPreferenceController(context));

        controllers.add(new StayAwakePreferenceController(context, lifecycle));

        // hdcp checking

        controllers.add(new HdcpCheckingPreferenceController(context));

        controllers.add(new BluetoothSnoopLogPreferenceController(context));

        controllers.add(new OemUnlockPreferenceController(context, activity, fragment));

        // running services

/*

 * Copyright (C) 2017 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.development;

import android.content.Context;

import android.os.Build;

import android.os.SystemProperties;

import android.support.annotation.VisibleForTesting;

import android.support.v7.preference.ListPreference;

import android.support.v7.preference.Preference;

import android.support.v7.preference.PreferenceScreen;

import android.text.TextUtils;

import com.android.settings.R;

import com.android.settingslib.development.SystemPropPoker;

public class HdcpCheckingPreferenceController extends

        DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener {

    private static final String HDCP_CHECKING_KEY = "hdcp_checking";

    @VisibleForTesting

    static final String HDCP_CHECKING_PROPERTY = "persist.sys.hdcp_checking";

    @VisibleForTesting

    static final String USER_BUILD_TYPE = "user";

    private final String[] mListValues;

    private final String[] mListSummaries;

    private ListPreference mPreference;

    public HdcpCheckingPreferenceController(Context context) {

        super(context);

        mListValues = mContext.getResources().getStringArray(R.array.hdcp_checking_values);

        mListSummaries = mContext.getResources().getStringArray(R.array.hdcp_checking_summaries);

    }

    @Override

    public boolean isAvailable() {

        return !TextUtils.equals(USER_BUILD_TYPE, getBuildType());

    }

    @Override

    public String getPreferenceKey() {

        return HDCP_CHECKING_KEY;

    }

    @Override

    public void displayPreference(PreferenceScreen screen) {

        super.displayPreference(screen);

        mPreference = (ListPreference) screen.findPreference(getPreferenceKey());

    }

    @Override

    public boolean onPreferenceChange(Preference preference, Object newValue) {

        SystemProperties.set(HDCP_CHECKING_PROPERTY, newValue.toString());

        updateHdcpValues();

        SystemPropPoker.getInstance().poke();

        return true;

    }

    @Override

    public void updateState(Preference preference) {

        updateHdcpValues();

    }

    @Override

    protected void onDeveloperOptionsSwitchEnabled() {

        mPreference.setEnabled(true);

    }

    @Override

    protected void onDeveloperOptionsSwitchDisabled() {

        mPreference.setEnabled(false);

    }

    private void updateHdcpValues() {

        final String currentValue = SystemProperties.get(HDCP_CHECKING_PROPERTY);

        int index = 1; // Defaults to drm-only. Needs to match with R.array.hdcp_checking_values

        for (int i = 0; i < mListValues.length; i++) {

            if (TextUtils.equals(currentValue, mListValues[i])) {

                index = i;

                break;

            }

        }

        mPreference.setValue(mListValues[index]);

        mPreference.setSummary(mListSummaries[index]);

    }

    @VisibleForTesting

    public String getBuildType() {

        return Build.TYPE;

    }

}

/*

 * Copyright (C) 2017 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.development;

import static com.android.settings.development.HdcpCheckingPreferenceController

        .HDCP_CHECKING_PROPERTY;

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

import static org.mockito.Mockito.doReturn;

import static org.mockito.Mockito.spy;

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.when;

import android.content.Context;

import android.os.SystemProperties;

import android.support.v7.preference.ListPreference;

import android.support.v7.preference.PreferenceScreen;

import com.android.settings.R;

import com.android.settings.TestConfig;

import com.android.settings.testutils.SettingsRobolectricTestRunner;

import com.android.settings.testutils.shadow.SettingsShadowSystemProperties;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

import org.robolectric.RuntimeEnvironment;

import org.robolectric.annotation.Config;

@RunWith(SettingsRobolectricTestRunner.class)

@Config(manifest = TestConfig.MANIFEST_PATH,

        sdk = TestConfig.SDK_VERSION,

        shadows = {SettingsShadowSystemProperties.class})

public class HdcpCheckingPreferenceControllerTest {

    private static final String USER_DEBUG = "userdebug";

    @Mock

    private ListPreference mPreference;

    @Mock

    private PreferenceScreen mScreen;

    private Context mContext;

    private HdcpCheckingPreferenceController mController;

    /**

     * Array Values Key

     *

     * 0: Never Check

     * 1: Check for DRM content only

     * 2: Always Check

     */

    private String[] mValues;

    private String[] mSummaries;

    @Before

    public void setup() {

        MockitoAnnotations.initMocks(this);

        mContext = RuntimeEnvironment.application;

        mValues = mContext.getResources().getStringArray(R.array.hdcp_checking_values);

        mSummaries = mContext.getResources().getStringArray(R.array.hdcp_checking_summaries);

        mController = new HdcpCheckingPreferenceController(mContext);

        when(mScreen.findPreference(mController.getPreferenceKey())).thenReturn(mPreference);

        mController.displayPreference(mScreen);

    }

    @After

    public void teardown() {

        SettingsShadowSystemProperties.clear();

    }

    @Test

    public void isAvailable_isUserBuildType_shouldReturnFalse() {

        mController = spy(mController);

        doReturn(HdcpCheckingPreferenceController.USER_BUILD_TYPE).when(mController).getBuildType();

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

    }

    @Test

    public void isAvailable_isUserDebugBuildType_shouldReturnTrue() {

        mController = spy(mController);

        doReturn(USER_DEBUG).when(mController).getBuildType();

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

    }

    @Test

    public void onPreferenceChange_setNeverCheckHdcp_shouldEnableNeverCheckHdcp() {

        mController.onPreferenceChange(mPreference, mValues[0]);

        assertThat(SystemProperties.get(HDCP_CHECKING_PROPERTY)).isEqualTo(mValues[0]);

    }

    @Test

    public void onPreferenceChange_setCheckDrm_shouldEnableCheckDrm() {

        mController.onPreferenceChange(mPreference, mValues[1]);

        assertThat(SystemProperties.get(HDCP_CHECKING_PROPERTY)).isEqualTo(mValues[1]);

    }

    @Test

    public void updateState_neverCheckHdcp_shouldEnableNeverCheckHdcp() {

        SystemProperties.set(HDCP_CHECKING_PROPERTY, mValues[0]);

        mController.updateState(mPreference);

        verify(mPreference).setValue(mValues[0]);

        verify(mPreference).setSummary(mSummaries[0]);

    }

    @Test

    public void updateState_checkDrm_shouldEnableCheckDrm() {

        SystemProperties.set(HDCP_CHECKING_PROPERTY, mValues[1]);

        mController.updateState(mPreference);

        verify(mPreference).setValue(mValues[1]);

        verify(mPreference).setSummary(mSummaries[1]);

    }

    @Test

    public void updateState_noValueSet_shouldEnableCheckDrmAsDefault() {

        SystemProperties.set(HDCP_CHECKING_PROPERTY, null);

        mController.updateState(mPreference);

        verify(mPreference).setValue(mValues[1]);

        verify(mPreference).setSummary(mSummaries[1]);

    }

    @Test

    public void onDeveloperOptionsSwitchDisabled_shouldDisablePreference() {

        mController.onDeveloperOptionsSwitchDisabled();

        verify(mPreference).setEnabled(false);

    }

    @Test

    public void onDeveloperOptionsSwitchEnabled_shouldEnablePreference() {

        mController.onDeveloperOptionsSwitchEnabled();

        verify(mPreference).setEnabled(true);

    }

}