Added External Display settings page

Settings page to show rotation, resolution,
enable/disable display settings for
external and overlay displays. In case
persist.demo.userrotation.package_name
sysprop is set, then the virtual
display with this will also be shown.

In case there is only one allowed display
available, then this display will be
shown right away. When there are more
than 1 displays available, then the list
of displays will be shown.

Change-Id: I186667aaba94ed6befec3a98f4a87f2b2d1f1859
Test: atest ExternalDisplayUpdaterTest
Test: atest ExternalDisplayPreferenceFragmentTest
Test: atest ResolutionPreferenceFragmentTest
Test: atest ConnectedDeviceGroupControllerTest
Bug: 340218151
Bug: 294015706
Bug: 253296253
Flag: com.android.settings.flags.rotation_connected_display_setting
Flag: com.android.settings.flags.resolution_and_enable_connected_display_setting
This commit is contained in:
Oleg Blinnikov
2023-08-01 20:37:09 +00:00
parent 076b7ee22a
commit a6016e6552
20 changed files with 2708 additions and 16 deletions

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/*
* Copyright (C) 2024 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.connecteddevice.display;
import static android.view.Display.INVALID_DISPLAY;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.PREVIOUSLY_SHOWN_LIST_KEY;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.DISPLAYS_LIST_PREFERENCE_KEY;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_CHANGE_RESOLUTION_FOOTER_RESOURCE;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_NOT_FOUND_FOOTER_RESOURCE;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_RESOLUTION_PREFERENCE_KEY;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_RESOLUTION_TITLE_RESOURCE;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_ROTATION_KEY;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_ROTATION_TITLE_RESOURCE;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_SETTINGS_RESOURCE;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_USE_PREFERENCE_KEY;
import static com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.EXTERNAL_DISPLAY_USE_TITLE_RESOURCE;
import static com.android.settingslib.widget.FooterPreference.KEY_FOOTER;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.Display;
import android.view.View;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.preference.Preference;
import androidx.preference.PreferenceCategory;
import androidx.preference.PreferenceScreen;
import androidx.test.annotation.UiThreadTest;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import com.android.settings.connecteddevice.display.ExternalDisplayPreferenceFragment.DisplayPreference;
import com.android.settingslib.widget.FooterPreference;
import com.android.settingslib.widget.MainSwitchPreference;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
/** Unit tests for {@link ExternalDisplayPreferenceFragment}. */
@RunWith(AndroidJUnit4.class)
public class ExternalDisplayPreferenceFragmentTest extends ExternalDisplayTestBase {
@Nullable
private ExternalDisplayPreferenceFragment mFragment;
private int mPreferenceIdFromResource;
private int mDisplayIdArg = INVALID_DISPLAY;
private int mResolutionSelectorDisplayId = INVALID_DISPLAY;
@Mock
private MetricsLogger mMockedMetricsLogger;
@Test
@UiThreadTest
public void testCreateAndStart() {
initFragment();
assertThat(mPreferenceIdFromResource).isEqualTo(EXTERNAL_DISPLAY_SETTINGS_RESOURCE);
}
@Test
@UiThreadTest
public void testShowDisplayList() {
var fragment = initFragment();
var outState = new Bundle();
fragment.onSaveInstanceStateCallback(outState);
assertThat(outState.getBoolean(PREVIOUSLY_SHOWN_LIST_KEY)).isFalse();
assertThat(mHandler.getPendingMessages().size()).isEqualTo(1);
PreferenceCategory pref = mPreferenceScreen.findPreference(DISPLAYS_LIST_PREFERENCE_KEY);
assertThat(pref).isNull();
verify(mMockedInjector, never()).getAllDisplays();
mHandler.flush();
assertThat(mHandler.getPendingMessages().size()).isEqualTo(0);
verify(mMockedInjector).getAllDisplays();
pref = mPreferenceScreen.findPreference(DISPLAYS_LIST_PREFERENCE_KEY);
assertThat(pref).isNotNull();
assertThat(pref.getPreferenceCount()).isEqualTo(2);
fragment.onSaveInstanceStateCallback(outState);
assertThat(outState.getBoolean(PREVIOUSLY_SHOWN_LIST_KEY)).isTrue();
}
@Test
@UiThreadTest
public void testLaunchDisplaySettingFromList() {
initFragment();
mHandler.flush();
PreferenceCategory pref = mPreferenceScreen.findPreference(DISPLAYS_LIST_PREFERENCE_KEY);
assertThat(pref).isNotNull();
DisplayPreference display1Pref = (DisplayPreference) pref.getPreference(0);
DisplayPreference display2Pref = (DisplayPreference) pref.getPreference(1);
assertThat(display1Pref.getKey()).isEqualTo("display_id_" + 1);
assertThat("" + display1Pref.getTitle()).isEqualTo("HDMI");
assertThat("" + display1Pref.getSummary()).isEqualTo("1920 x 1080");
display1Pref.onPreferenceClick(display1Pref);
assertThat(mDisplayIdArg).isEqualTo(1);
verify(mMockedMetricsLogger).writePreferenceClickMetric(display1Pref);
assertThat(display2Pref.getKey()).isEqualTo("display_id_" + 2);
assertThat("" + display2Pref.getTitle()).isEqualTo("Overlay #1");
assertThat("" + display2Pref.getSummary()).isEqualTo("1240 x 780");
display2Pref.onPreferenceClick(display2Pref);
assertThat(mDisplayIdArg).isEqualTo(2);
verify(mMockedMetricsLogger).writePreferenceClickMetric(display2Pref);
}
@Test
@UiThreadTest
public void testShowDisplayListForOnlyOneDisplay_PreviouslyShownList() {
var fragment = initFragment();
// Previously shown list of displays
fragment.onActivityCreatedCallback(createBundleForPreviouslyShownList());
// Only one display available
doReturn(new Display[] {mDisplays[1]}).when(mMockedInjector).getAllDisplays();
mHandler.flush();
PreferenceCategory pref = mPreferenceScreen.findPreference(DISPLAYS_LIST_PREFERENCE_KEY);
assertThat(pref).isNotNull();
assertThat(pref.getPreferenceCount()).isEqualTo(1);
}
@Test
@UiThreadTest
public void testShowEnabledDisplay_OnlyOneDisplayAvailable() {
doReturn(true).when(mMockedInjector).isDisplayEnabled(any());
// Only one display available
doReturn(new Display[] {mDisplays[1]}).when(mMockedInjector).getAllDisplays();
// Init
initFragment();
mHandler.flush();
PreferenceCategory list = mPreferenceScreen.findPreference(DISPLAYS_LIST_PREFERENCE_KEY);
assertThat(list).isNull();
var pref = mPreferenceScreen.findPreference(EXTERNAL_DISPLAY_RESOLUTION_PREFERENCE_KEY);
assertThat(pref).isNotNull();
pref = mPreferenceScreen.findPreference(EXTERNAL_DISPLAY_ROTATION_KEY);
assertThat(pref).isNotNull();
var footerPref = (FooterPreference) mPreferenceScreen.findPreference(KEY_FOOTER);
assertThat(footerPref).isNotNull();
verify(footerPref).setTitle(EXTERNAL_DISPLAY_CHANGE_RESOLUTION_FOOTER_RESOURCE);
}
@Test
@UiThreadTest
public void testShowOneEnabledDisplay_FewAvailable() {
mDisplayIdArg = 1;
doReturn(true).when(mMockedInjector).isDisplayEnabled(any());
initFragment();
verify(mMockedInjector, never()).getDisplay(anyInt());
mHandler.flush();
verify(mMockedInjector).getDisplay(mDisplayIdArg);
var pref = mPreferenceScreen.findPreference(EXTERNAL_DISPLAY_RESOLUTION_PREFERENCE_KEY);
assertThat(pref).isNotNull();
pref = mPreferenceScreen.findPreference(EXTERNAL_DISPLAY_ROTATION_KEY);
assertThat(pref).isNotNull();
var footerPref = (FooterPreference) mPreferenceScreen.findPreference(KEY_FOOTER);
assertThat(footerPref).isNotNull();
verify(footerPref).setTitle(EXTERNAL_DISPLAY_CHANGE_RESOLUTION_FOOTER_RESOURCE);
}
@Test
@UiThreadTest
public void testShowDisabledDisplay() {
mDisplayIdArg = 1;
initFragment();
verify(mMockedInjector, never()).getDisplay(anyInt());
mHandler.flush();
verify(mMockedInjector).getDisplay(mDisplayIdArg);
var mainPref = (MainSwitchPreference) mPreferenceScreen.findPreference(
EXTERNAL_DISPLAY_USE_PREFERENCE_KEY);
assertThat(mainPref).isNotNull();
assertThat("" + mainPref.getTitle()).isEqualTo(
getText(EXTERNAL_DISPLAY_USE_TITLE_RESOURCE));
assertThat(mainPref.isChecked()).isFalse();
assertThat(mainPref.isEnabled()).isTrue();
assertThat(mainPref.getOnPreferenceChangeListener()).isNotNull();
var pref = mPreferenceScreen.findPreference(EXTERNAL_DISPLAY_RESOLUTION_PREFERENCE_KEY);
assertThat(pref).isNull();
pref = mPreferenceScreen.findPreference(EXTERNAL_DISPLAY_ROTATION_KEY);
assertThat(pref).isNull();
var footerPref = (FooterPreference) mPreferenceScreen.findPreference(KEY_FOOTER);
assertThat(footerPref).isNull();
}
@Test
@UiThreadTest
public void testNoDisplays() {
doReturn(new Display[0]).when(mMockedInjector).getAllDisplays();
initFragment();
mHandler.flush();
var mainPref = (MainSwitchPreference) mPreferenceScreen.findPreference(
EXTERNAL_DISPLAY_USE_PREFERENCE_KEY);
assertThat(mainPref).isNotNull();
assertThat("" + mainPref.getTitle()).isEqualTo(
getText(EXTERNAL_DISPLAY_USE_TITLE_RESOURCE));
assertThat(mainPref.isChecked()).isFalse();
assertThat(mainPref.isEnabled()).isFalse();
assertThat(mainPref.getOnPreferenceChangeListener()).isNull();
var footerPref = (FooterPreference) mPreferenceScreen.findPreference(KEY_FOOTER);
assertThat(footerPref).isNotNull();
verify(footerPref).setTitle(EXTERNAL_DISPLAY_NOT_FOUND_FOOTER_RESOURCE);
}
@Test
@UiThreadTest
public void testDisplayRotationPreference() {
mDisplayIdArg = 1;
doReturn(true).when(mMockedInjector).isDisplayEnabled(any());
var fragment = initFragment();
mHandler.flush();
var pref = fragment.getRotationPreference(mContext);
assertThat(pref.getKey()).isEqualTo(EXTERNAL_DISPLAY_ROTATION_KEY);
assertThat("" + pref.getTitle()).isEqualTo(
getText(EXTERNAL_DISPLAY_ROTATION_TITLE_RESOURCE));
assertThat(pref.getEntries().length).isEqualTo(4);
assertThat(pref.getEntryValues().length).isEqualTo(4);
assertThat(pref.getEntryValues()[0].toString()).isEqualTo("0");
assertThat(pref.getEntryValues()[1].toString()).isEqualTo("1");
assertThat(pref.getEntryValues()[2].toString()).isEqualTo("2");
assertThat(pref.getEntryValues()[3].toString()).isEqualTo("3");
assertThat(pref.getEntries()[0].length()).isGreaterThan(0);
assertThat(pref.getEntries()[1].length()).isGreaterThan(0);
assertThat("" + pref.getSummary()).isEqualTo(pref.getEntries()[0].toString());
assertThat(pref.getValue()).isEqualTo("0");
assertThat(pref.getOnPreferenceChangeListener()).isNotNull();
assertThat(pref.isEnabled()).isTrue();
var rotation = 1;
doReturn(true).when(mMockedInjector).freezeDisplayRotation(mDisplayIdArg, rotation);
assertThat(pref.getOnPreferenceChangeListener().onPreferenceChange(pref, rotation + ""))
.isTrue();
verify(mMockedInjector).freezeDisplayRotation(mDisplayIdArg, rotation);
assertThat(pref.getValue()).isEqualTo(rotation + "");
verify(mMockedMetricsLogger).writePreferenceClickMetric(pref);
}
@Test
@UiThreadTest
public void testDisplayResolutionPreference() {
mDisplayIdArg = 1;
doReturn(true).when(mMockedInjector).isDisplayEnabled(any());
var fragment = initFragment();
mHandler.flush();
var pref = fragment.getResolutionPreference(mContext);
assertThat(pref.getKey()).isEqualTo(EXTERNAL_DISPLAY_RESOLUTION_PREFERENCE_KEY);
assertThat("" + pref.getTitle()).isEqualTo(
getText(EXTERNAL_DISPLAY_RESOLUTION_TITLE_RESOURCE));
assertThat("" + pref.getSummary()).isEqualTo("1920 x 1080");
assertThat(pref.isEnabled()).isTrue();
assertThat(pref.getOnPreferenceClickListener()).isNotNull();
assertThat(pref.getOnPreferenceClickListener().onPreferenceClick(pref)).isTrue();
assertThat(mResolutionSelectorDisplayId).isEqualTo(mDisplayIdArg);
verify(mMockedMetricsLogger).writePreferenceClickMetric(pref);
}
@Test
@UiThreadTest
public void testUseDisplayPreference_EnabledDisplay() {
mDisplayIdArg = 1;
doReturn(true).when(mMockedInjector).isDisplayEnabled(any());
doReturn(true).when(mMockedInjector).enableConnectedDisplay(mDisplayIdArg);
doReturn(true).when(mMockedInjector).disableConnectedDisplay(mDisplayIdArg);
var fragment = initFragment();
mHandler.flush();
var pref = fragment.getUseDisplayPreference(mContext);
assertThat(pref.getKey()).isEqualTo(EXTERNAL_DISPLAY_USE_PREFERENCE_KEY);
assertThat("" + pref.getTitle()).isEqualTo(getText(EXTERNAL_DISPLAY_USE_TITLE_RESOURCE));
assertThat(pref.isEnabled()).isTrue();
assertThat(pref.isChecked()).isTrue();
assertThat(pref.getOnPreferenceChangeListener()).isNotNull();
assertThat(pref.getOnPreferenceChangeListener().onPreferenceChange(pref, false)).isTrue();
verify(mMockedInjector).disableConnectedDisplay(mDisplayIdArg);
assertThat(pref.isChecked()).isFalse();
assertThat(pref.getOnPreferenceChangeListener().onPreferenceChange(pref, true)).isTrue();
verify(mMockedInjector).enableConnectedDisplay(mDisplayIdArg);
assertThat(pref.isChecked()).isTrue();
verify(mMockedMetricsLogger, times(2)).writePreferenceClickMetric(pref);
}
@NonNull
private ExternalDisplayPreferenceFragment initFragment() {
if (mFragment != null) {
return mFragment;
}
mFragment = new TestableExternalDisplayPreferenceFragment();
mFragment.onCreateCallback(null);
mFragment.onActivityCreatedCallback(null);
mFragment.onStartCallback();
return mFragment;
}
@NonNull
private Bundle createBundleForPreviouslyShownList() {
var state = new Bundle();
state.putBoolean(PREVIOUSLY_SHOWN_LIST_KEY, true);
return state;
}
@NonNull
private String getText(int id) {
return mContext.getResources().getText(id).toString();
}
private class TestableExternalDisplayPreferenceFragment extends
ExternalDisplayPreferenceFragment {
private final View mMockedRootView;
private final TextView mEmptyView;
private final Activity mMockedActivity;
private final FooterPreference mMockedFooterPreference;
private final MetricsLogger mLogger;
TestableExternalDisplayPreferenceFragment() {
super(mMockedInjector);
mMockedActivity = mock(Activity.class);
mMockedRootView = mock(View.class);
mMockedFooterPreference = mock(FooterPreference.class);
doReturn(KEY_FOOTER).when(mMockedFooterPreference).getKey();
mEmptyView = new TextView(mContext);
doReturn(mEmptyView).when(mMockedRootView).findViewById(android.R.id.empty);
mLogger = mMockedMetricsLogger;
}
@Override
public PreferenceScreen getPreferenceScreen() {
return mPreferenceScreen;
}
@Override
protected Activity getCurrentActivity() {
return mMockedActivity;
}
@Override
public View getView() {
return mMockedRootView;
}
@Override
public void setEmptyView(View view) {
assertThat(view).isEqualTo(mEmptyView);
}
@Override
public View getEmptyView() {
return mEmptyView;
}
@Override
public void addPreferencesFromResource(int resource) {
mPreferenceIdFromResource = resource;
}
@Override
@NonNull
FooterPreference getFooterPreference(@NonNull Context context) {
return mMockedFooterPreference;
}
@Override
protected int getDisplayIdArg() {
return mDisplayIdArg;
}
@Override
protected void launchResolutionSelector(@NonNull Context context, int displayId) {
mResolutionSelectorDisplayId = displayId;
}
@Override
protected void launchDisplaySettings(final int displayId) {
mDisplayIdArg = displayId;
}
@Override
protected void writePreferenceClickMetric(Preference preference) {
mLogger.writePreferenceClickMetric(preference);
}
}
/**
* Interface allowing to mock and spy on log events.
*/
public interface MetricsLogger {
/**
* On preference click metric
*/
void writePreferenceClickMetric(Preference preference);
}
}

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/*
* Copyright (C) 2024 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.connecteddevice.display;
import static com.android.settings.connecteddevice.display.ExternalDisplaySettingsConfiguration.VIRTUAL_DISPLAY_PACKAGE_NAME_SYSTEM_PROPERTY;
import static com.android.settings.flags.Flags.FLAG_ROTATION_CONNECTED_DISPLAY_SETTING;
import static com.android.settings.flags.Flags.FLAG_RESOLUTION_AND_ENABLE_CONNECTED_DISPLAY_SETTING;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.spy;
import android.content.Context;
import android.content.res.Resources;
import android.hardware.display.DisplayManagerGlobal;
import android.hardware.display.IDisplayManager;
import android.os.RemoteException;
import android.view.Display;
import android.view.DisplayAdjustments;
import android.view.DisplayInfo;
import androidx.preference.PreferenceManager;
import androidx.preference.PreferenceScreen;
import androidx.test.core.app.ApplicationProvider;
import com.android.server.testutils.TestHandler;
import com.android.settings.connecteddevice.display.ExternalDisplaySettingsConfiguration.DisplayListener;
import com.android.settings.flags.FakeFeatureFlagsImpl;
import org.junit.Before;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
public class ExternalDisplayTestBase {
@Mock
ExternalDisplaySettingsConfiguration.Injector mMockedInjector;
@Mock
IDisplayManager mMockedIDisplayManager;
Resources mResources;
DisplayManagerGlobal mDisplayManagerGlobal;
FakeFeatureFlagsImpl mFlags = new FakeFeatureFlagsImpl();
Context mContext;
DisplayListener mListener;
TestHandler mHandler = new TestHandler(null);
PreferenceManager mPreferenceManager;
PreferenceScreen mPreferenceScreen;
Display[] mDisplays;
/**
* Setup.
*/
@Before
public void setUp() throws RemoteException {
MockitoAnnotations.initMocks(this);
mContext = spy(ApplicationProvider.getApplicationContext());
mResources = spy(mContext.getResources());
doReturn(mResources).when(mContext).getResources();
mPreferenceManager = new PreferenceManager(mContext);
mPreferenceScreen = mPreferenceManager.createPreferenceScreen(mContext);
doReturn(0).when(mMockedIDisplayManager).getPreferredWideGamutColorSpaceId();
mDisplayManagerGlobal = new DisplayManagerGlobal(mMockedIDisplayManager);
mFlags.setFlag(FLAG_ROTATION_CONNECTED_DISPLAY_SETTING, true);
mFlags.setFlag(FLAG_RESOLUTION_AND_ENABLE_CONNECTED_DISPLAY_SETTING, true);
mDisplays = new Display[] {
createDefaultDisplay(), createExternalDisplay(), createOverlayDisplay()};
doReturn(mDisplays).when(mMockedInjector).getAllDisplays();
doReturn(mDisplays).when(mMockedInjector).getEnabledDisplays();
for (var display : mDisplays) {
doReturn(display).when(mMockedInjector).getDisplay(display.getDisplayId());
}
doReturn(mFlags).when(mMockedInjector).getFlags();
doReturn(mHandler).when(mMockedInjector).getHandler();
doReturn("").when(mMockedInjector).getSystemProperty(
VIRTUAL_DISPLAY_PACKAGE_NAME_SYSTEM_PROPERTY);
doAnswer((arg) -> {
mListener = arg.getArgument(0);
return null;
}).when(mMockedInjector).registerDisplayListener(any());
doReturn(0).when(mMockedInjector).getDisplayUserRotation(anyInt());
doReturn(mContext).when(mMockedInjector).getContext();
}
Display createDefaultDisplay() throws RemoteException {
int displayId = 0;
var displayInfo = new DisplayInfo();
doReturn(displayInfo).when(mMockedIDisplayManager).getDisplayInfo(displayId);
displayInfo.displayId = displayId;
displayInfo.name = "Built-in";
displayInfo.type = Display.TYPE_INTERNAL;
displayInfo.supportedModes = new Display.Mode[]{
new Display.Mode(0, 2048, 1024, 60, 60, new float[0],
new int[0])};
displayInfo.appsSupportedModes = displayInfo.supportedModes;
return createDisplay(displayInfo);
}
Display createExternalDisplay() throws RemoteException {
int displayId = 1;
var displayInfo = new DisplayInfo();
doReturn(displayInfo).when(mMockedIDisplayManager).getDisplayInfo(displayId);
displayInfo.displayId = displayId;
displayInfo.name = "HDMI";
displayInfo.type = Display.TYPE_EXTERNAL;
displayInfo.supportedModes = new Display.Mode[]{
new Display.Mode(0, 1920, 1080, 60, 60, new float[0], new int[0]),
new Display.Mode(1, 800, 600, 60, 60, new float[0], new int[0]),
new Display.Mode(2, 320, 240, 70, 70, new float[0], new int[0]),
new Display.Mode(3, 640, 480, 60, 60, new float[0], new int[0]),
new Display.Mode(4, 640, 480, 50, 60, new float[0], new int[0]),
new Display.Mode(5, 2048, 1024, 60, 60, new float[0], new int[0]),
new Display.Mode(6, 720, 480, 60, 60, new float[0], new int[0])};
displayInfo.appsSupportedModes = displayInfo.supportedModes;
return createDisplay(displayInfo);
}
Display createOverlayDisplay() throws RemoteException {
int displayId = 2;
var displayInfo = new DisplayInfo();
doReturn(displayInfo).when(mMockedIDisplayManager).getDisplayInfo(displayId);
displayInfo.displayId = displayId;
displayInfo.name = "Overlay #1";
displayInfo.type = Display.TYPE_OVERLAY;
displayInfo.supportedModes = new Display.Mode[]{
new Display.Mode(0, 1240, 780, 60, 60, new float[0],
new int[0])};
displayInfo.appsSupportedModes = displayInfo.supportedModes;
return createDisplay(displayInfo);
}
Display createDisplay(DisplayInfo displayInfo) {
return new Display(mDisplayManagerGlobal, displayInfo.displayId, displayInfo,
(DisplayAdjustments) null);
}
}

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/*
* Copyright (C) 2024 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.connecteddevice.display;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.doReturn;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.os.RemoteException;
import android.view.Display;
import androidx.annotation.Nullable;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import com.android.settings.connecteddevice.DevicePreferenceCallback;
import com.android.settingslib.RestrictedLockUtils;
import com.android.settingslib.RestrictedPreference;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
/** Unit tests for {@link ExternalDisplayUpdater}. */
@RunWith(AndroidJUnit4.class)
public class ExternalDisplayUpdaterTest extends ExternalDisplayTestBase {
private ExternalDisplayUpdater mUpdater;
@Mock
private DevicePreferenceCallback mMockedCallback;
@Mock
private Drawable mMockedDrawable;
private RestrictedPreference mPreferenceAdded;
private RestrictedPreference mPreferenceRemoved;
@Before
public void setUp() throws RemoteException {
super.setUp();
mUpdater = new TestableExternalDisplayUpdater(mMockedCallback, /*metricsCategory=*/ 0);
}
@Test
public void testPreferenceAdded() {
doAnswer((v) -> {
mPreferenceAdded = v.getArgument(0);
return null;
}).when(mMockedCallback).onDeviceAdded(any());
mUpdater.initPreference(mContext, mMockedInjector);
mUpdater.registerCallback();
mHandler.flush();
assertThat(mPreferenceAdded).isNotNull();
var summary = mPreferenceAdded.getSummary();
assertThat(summary).isNotNull();
assertThat(summary.length()).isGreaterThan(0);
var title = mPreferenceAdded.getTitle();
assertThat(title).isNotNull();
assertThat(title.length()).isGreaterThan(0);
}
@Test
public void testPreferenceRemoved() {
doAnswer((v) -> {
mPreferenceAdded = v.getArgument(0);
return null;
}).when(mMockedCallback).onDeviceAdded(any());
doAnswer((v) -> {
mPreferenceRemoved = v.getArgument(0);
return null;
}).when(mMockedCallback).onDeviceRemoved(any());
mUpdater.initPreference(mContext, mMockedInjector);
mUpdater.registerCallback();
mHandler.flush();
assertThat(mPreferenceAdded).isNotNull();
assertThat(mPreferenceRemoved).isNull();
// Remove display
doReturn(new Display[0]).when(mMockedInjector).getAllDisplays();
doReturn(new Display[0]).when(mMockedInjector).getEnabledDisplays();
mListener.onDisplayRemoved(1);
mHandler.flush();
assertThat(mPreferenceRemoved).isEqualTo(mPreferenceAdded);
}
class TestableExternalDisplayUpdater extends ExternalDisplayUpdater {
TestableExternalDisplayUpdater(
DevicePreferenceCallback callback,
int metricsCategory) {
super(callback, metricsCategory);
}
@Override
@Nullable
protected RestrictedLockUtils.EnforcedAdmin checkIfUsbDataSignalingIsDisabled(
Context context) {
// if null is returned - usb signalling is enabled
return null;
}
@Override
@Nullable
protected Drawable getDrawable(Context context) {
return mMockedDrawable;
}
}
}

View File

@@ -0,0 +1,195 @@
/*
* Copyright (C) 2024 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.connecteddevice.display;
import static android.view.Display.INVALID_DISPLAY;
import static com.android.settings.connecteddevice.display.ResolutionPreferenceFragment.EXTERNAL_DISPLAY_RESOLUTION_SETTINGS_RESOURCE;
import static com.android.settings.connecteddevice.display.ResolutionPreferenceFragment.MORE_OPTIONS_KEY;
import static com.android.settings.connecteddevice.display.ResolutionPreferenceFragment.TOP_OPTIONS_KEY;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import android.content.Context;
import android.content.res.Resources;
import android.view.View;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.preference.Preference;
import androidx.preference.PreferenceCategory;
import androidx.preference.PreferenceScreen;
import androidx.test.annotation.UiThreadTest;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import com.android.settingslib.widget.SelectorWithWidgetPreference;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
/** Unit tests for {@link ResolutionPreferenceFragment}. */
@RunWith(AndroidJUnit4.class)
public class ResolutionPreferenceFragmentTest extends ExternalDisplayTestBase {
@Nullable
private ResolutionPreferenceFragment mFragment;
private int mPreferenceIdFromResource;
private int mDisplayIdArg = INVALID_DISPLAY;
@Mock
private MetricsLogger mMockedMetricsLogger;
@Test
@UiThreadTest
public void testCreateAndStart() {
initFragment();
mHandler.flush();
assertThat(mPreferenceIdFromResource).isEqualTo(
EXTERNAL_DISPLAY_RESOLUTION_SETTINGS_RESOURCE);
var pref = mPreferenceScreen.findPreference(TOP_OPTIONS_KEY);
assertThat(pref).isNull();
pref = mPreferenceScreen.findPreference(MORE_OPTIONS_KEY);
assertThat(pref).isNull();
}
@Test
@UiThreadTest
public void testCreateAndStartDefaultDisplayNotAllowed() {
mDisplayIdArg = 0;
initFragment();
mHandler.flush();
var pref = mPreferenceScreen.findPreference(TOP_OPTIONS_KEY);
assertThat(pref).isNull();
pref = mPreferenceScreen.findPreference(MORE_OPTIONS_KEY);
assertThat(pref).isNull();
}
@Test
@UiThreadTest
public void testModePreferences() {
mDisplayIdArg = 1;
initFragment();
mHandler.flush();
PreferenceCategory topPref = mPreferenceScreen.findPreference(TOP_OPTIONS_KEY);
assertThat(topPref).isNotNull();
PreferenceCategory morePref = mPreferenceScreen.findPreference(MORE_OPTIONS_KEY);
assertThat(morePref).isNotNull();
assertThat(topPref.getPreferenceCount()).isEqualTo(3);
assertThat(morePref.getPreferenceCount()).isEqualTo(1);
}
@Test
@UiThreadTest
public void testModeChange() {
mDisplayIdArg = 1;
initFragment();
mHandler.flush();
PreferenceCategory topPref = mPreferenceScreen.findPreference(TOP_OPTIONS_KEY);
assertThat(topPref).isNotNull();
var modePref = (SelectorWithWidgetPreference) topPref.getPreference(1);
modePref.onClick();
var mode = mDisplays[mDisplayIdArg].getSupportedModes()[1];
verify(mMockedInjector).setUserPreferredDisplayMode(mDisplayIdArg, mode);
}
private void initFragment() {
if (mFragment != null) {
return;
}
mFragment = new TestableResolutionPreferenceFragment();
mFragment.onCreateCallback(null);
mFragment.onActivityCreatedCallback(null);
mFragment.onStartCallback();
}
private class TestableResolutionPreferenceFragment extends ResolutionPreferenceFragment {
private final View mMockedRootView;
private final TextView mEmptyView;
private final Resources mMockedResources;
private final MetricsLogger mLogger;
TestableResolutionPreferenceFragment() {
super(mMockedInjector);
mMockedResources = mock(Resources.class);
doReturn(61).when(mMockedResources).getInteger(
com.android.internal.R.integer.config_externalDisplayPeakRefreshRate);
doReturn(1920).when(mMockedResources).getInteger(
com.android.internal.R.integer.config_externalDisplayPeakWidth);
doReturn(1080).when(mMockedResources).getInteger(
com.android.internal.R.integer.config_externalDisplayPeakHeight);
doReturn(true).when(mMockedResources).getBoolean(
com.android.internal.R.bool.config_refreshRateSynchronizationEnabled);
mMockedRootView = mock(View.class);
mEmptyView = new TextView(mContext);
doReturn(mEmptyView).when(mMockedRootView).findViewById(android.R.id.empty);
mLogger = mMockedMetricsLogger;
}
@Override
public PreferenceScreen getPreferenceScreen() {
return mPreferenceScreen;
}
@Override
public View getView() {
return mMockedRootView;
}
@Override
public void setEmptyView(View view) {
assertThat(view).isEqualTo(mEmptyView);
}
@Override
public View getEmptyView() {
return mEmptyView;
}
@Override
public void addPreferencesFromResource(int resource) {
mPreferenceIdFromResource = resource;
}
@Override
protected int getDisplayIdArg() {
return mDisplayIdArg;
}
@Override
protected void writePreferenceClickMetric(Preference preference) {
mLogger.writePreferenceClickMetric(preference);
}
@Override
@NonNull
protected Resources getResources(@NonNull Context context) {
return mMockedResources;
}
}
/**
* Interface allowing to mock and spy on log events.
*/
public interface MetricsLogger {
/**
* On preference click metric
*/
void writePreferenceClickMetric(Preference preference);
}
}