Merge "Fix missing declared accessibility PreferenceControllers." into main

aconfig/Android.bp

@@ -6,6 +6,7 @@ aconfig_declarations {
     name: "aconfig_settings_flags",
     package: "com.android.settings.flags",
     srcs: [
+        "settings_accessibility_flag_declarations.aconfig",
         "settings_connecteddevice_flag_declarations.aconfig",
         "settings_globalintl_flag_declarations.aconfig",
         "settings_apn_flag_declarations.aconfig",

aconfig/settings_accessibility_flag_declarations.aconfig

@@ -0,0 +1,8 @@
+package: "com.android.settings.flags"
+
+flag {
+  name: "separate_accessibility_vibration_settings_fragments"
+  namespace: "accessibility"
+  description: "Splits VibrationSettings into two fragments, one per XML resource"
+  bug: "289967175"
+}

res/xml/accessibility_text_reading_options.xml

@@ -49,13 +49,17 @@
         android:key="toggle_force_bold_text"
         android:persistent="false"
         android:title="@string/force_bold_text"
+        settings:controller=
+            "com.android.settings.accessibility.FontWeightAdjustmentPreferenceController"
         settings:keywords="@string/keywords_bold_text" />
 
     <SwitchPreference
         android:key="toggle_high_text_contrast_preference"
         android:persistent="false"
         android:summary="@string/accessibility_toggle_high_text_contrast_preference_summary"
-        android:title="@string/accessibility_toggle_high_text_contrast_preference_title" />
+        android:title="@string/accessibility_toggle_high_text_contrast_preference_title"
+        settings:controller=
+            "com.android.settings.accessibility.HighTextContrastPreferenceController" />
 
     <com.android.settings.accessibility.TextReadingResetPreference
         android:key="reset"

res/xml/accessibility_vibration_intensity_settings.xml

@@ -20,23 +20,23 @@
     android:title="@string/accessibility_vibration_settings_title">
 
     <com.android.settingslib.widget.MainSwitchPreference
-        android:key="vibration_main_switch"
+        android:key="vibration_intensity_switch_main"
         android:title="@string/accessibility_vibration_primary_switch_title"
         app:keywords="@string/keywords_accessibility_vibration_primary_switch"
         app:controller="com.android.settings.accessibility.VibrationMainSwitchPreferenceController"/>
 
     <PreferenceCategory
-        android:key="accessibility_call_vibration_category"
+        android:key="vibration_intensity_category_call"
         android:title="@string/accessibility_call_vibration_category_title">
 
         <com.android.settings.widget.SeekBarPreference
-            android:key="ring_vibration_preference_screen"
+            android:key="vibration_intensity_preference_ring"
             android:title="@string/accessibility_ring_vibration_title"
             app:keywords="@string/keywords_ring_vibration"
             app:controller="com.android.settings.accessibility.RingVibrationIntensityPreferenceController" />
 
         <SwitchPreference
-            android:key="ramping_ringer"
+            android:key="vibration_intensity_preference_ramping_ringer"
             android:title="@string/vibrate_when_ringing_option_ramping_ringer"
             app:keywords="@string/keywords_ramping_ringer_vibration"
             app:controller="com.android.settings.accessibility.VibrationRampingRingerTogglePreferenceController"/>
@@ -44,17 +44,17 @@
     </PreferenceCategory>
 
     <PreferenceCategory
-        android:key="accessibility_notification_alarm_vibration_category"
+        android:key="vibration_intensity_category_notification_alarm"
         android:title="@string/accessibility_notification_alarm_vibration_category_title">
 
         <com.android.settings.widget.SeekBarPreference
-            android:key="notification_vibration_preference_screen"
+            android:key="vibration_intensity_preference_notification"
             android:title="@string/accessibility_notification_vibration_title"
             app:keywords="@string/keywords_notification_vibration"
             app:controller="com.android.settings.accessibility.NotificationVibrationIntensityPreferenceController" />
 
         <com.android.settings.widget.SeekBarPreference
-            android:key="alarm_vibration_preference_screen"
+            android:key="vibration_intensity_preference_alarm"
             android:title="@string/accessibility_alarm_vibration_title"
             app:keywords="@string/keywords_alarm_vibration"
             app:controller="com.android.settings.accessibility.AlarmVibrationIntensityPreferenceController" />
@@ -62,17 +62,17 @@
     </PreferenceCategory>
 
     <PreferenceCategory
-        android:key="accessibility_interactive_haptics_category"
+        android:key="vibration_intensity_category_haptics"
         android:title="@string/accessibility_interactive_haptics_category_title">
 
         <com.android.settings.widget.SeekBarPreference
-            android:key="touch_vibration_preference_screen"
+            android:key="vibration_intensity_preference_touch"
             android:title="@string/accessibility_touch_vibration_title"
             app:keywords="@string/keywords_touch_vibration"
             app:controller="com.android.settings.accessibility.HapticFeedbackIntensityPreferenceController" />
 
         <com.android.settings.widget.SeekBarPreference
-            android:key="media_vibration_preference_screen"
+            android:key="vibration_intensity_preference_media"
             android:title="@string/accessibility_media_vibration_title"
             app:keywords="@string/keywords_media_vibration"
             app:controller="com.android.settings.accessibility.MediaVibrationIntensityPreferenceController" />

res/xml/accessibility_vibration_settings.xml

@@ -20,23 +20,23 @@
     android:title="@string/accessibility_vibration_settings_title">
 
     <com.android.settingslib.widget.MainSwitchPreference
-        android:key="vibration_main_switch"
+        android:key="vibration_switch_main"
         android:title="@string/accessibility_vibration_primary_switch_title"
         app:keywords="@string/keywords_accessibility_vibration_primary_switch"
         app:controller="com.android.settings.accessibility.VibrationMainSwitchPreferenceController"/>
 
     <PreferenceCategory
-        android:key="accessibility_call_vibration_category"
+        android:key="vibration_category_call"
         android:title="@string/accessibility_call_vibration_category_title">
 
         <SwitchPreference
-            android:key="ring_vibration_preference_screen"
+            android:key="vibration_preference_ring"
             android:title="@string/accessibility_ring_vibration_title"
             app:keywords="@string/keywords_ring_vibration"
             app:controller="com.android.settings.accessibility.RingVibrationTogglePreferenceController" />
 
         <SwitchPreference
-            android:key="ramping_ringer"
+            android:key="vibration_preference_ramping_ringer"
             android:title="@string/vibrate_when_ringing_option_ramping_ringer"
             app:keywords="@string/keywords_ramping_ringer_vibration"
             app:controller="com.android.settings.accessibility.VibrationRampingRingerTogglePreferenceController"/>
@@ -44,17 +44,17 @@
     </PreferenceCategory>
 
     <PreferenceCategory
-        android:key="accessibility_notification_alarm_vibration_category"
+        android:key="vibration_category_notification_alarm"
         android:title="@string/accessibility_notification_alarm_vibration_category_title">
 
         <SwitchPreference
-            android:key="notification_vibration_preference_screen"
+            android:key="vibration_preference_notification"
             android:title="@string/accessibility_notification_vibration_title"
             app:keywords="@string/keywords_notification_vibration"
             app:controller="com.android.settings.accessibility.NotificationVibrationTogglePreferenceController" />
 
         <SwitchPreference
-            android:key="alarm_vibration_preference_screen"
+            android:key="vibration_preference_alarm"
             android:title="@string/accessibility_alarm_vibration_title"
             app:keywords="@string/keywords_alarm_vibration"
             app:controller="com.android.settings.accessibility.AlarmVibrationTogglePreferenceController" />
@@ -62,17 +62,17 @@
     </PreferenceCategory>
 
     <PreferenceCategory
-        android:key="accessibility_interactive_haptics_category"
+        android:key="vibration_category_haptics"
         android:title="@string/accessibility_interactive_haptics_category_title">
 
         <SwitchPreference
-            android:key="touch_vibration_preference_screen"
+            android:key="vibration_preference_touch"
             android:title="@string/accessibility_touch_vibration_title"
             app:keywords="@string/keywords_touch_vibration"
             app:controller="com.android.settings.accessibility.HapticFeedbackTogglePreferenceController" />
 
         <SwitchPreference
-            android:key="media_vibration_preference_screen"
+            android:key="vibration_preference_media"
             android:title="@string/accessibility_media_vibration_title"
             app:keywords="@string/keywords_media_vibration"
             app:controller="com.android.settings.accessibility.MediaVibrationTogglePreferenceController" />

src/com/android/settings/accessibility/VibrationIntensitySettingsFragment.java

@@ -0,0 +1,98 @@
+/*
+ * 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.settings.accessibility;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.content.res.Resources;
+import android.os.Bundle;
+import android.os.Vibrator;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.flags.Flags;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settingslib.search.SearchIndexable;
+
+/** Accessibility settings for the vibration. */
+@SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
+public class VibrationIntensitySettingsFragment extends DashboardFragment {
+
+    private static final String TAG = "VibrationIntensitySettings";
+
+    @Override
+    public int getMetricsCategory() {
+        return SettingsEnums.ACCESSIBILITY_VIBRATION;
+    }
+
+    @Override
+    public int getHelpResource() {
+        return R.string.help_uri_accessibility_vibration;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.accessibility_vibration_intensity_settings;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @VisibleForTesting
+    static boolean isPageSearchEnabled(Context context) {
+        final int supportedIntensityLevels = context.getResources().getInteger(
+                R.integer.config_vibration_supported_intensity_levels);
+        final boolean hasVibrator = context.getSystemService(Vibrator.class).hasVibrator();
+        if (Flags.separateAccessibilityVibrationSettingsFragments()) {
+            return hasVibrator && supportedIntensityLevels > 1;
+        } else {
+            return false;
+        }
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+            Bundle savedInstanceState) {
+        final View view = super.onCreateView(inflater, container, savedInstanceState);
+        final Resources res = view.getResources();
+        final RecyclerView rv = getListView();
+        if (rv != null) {
+            final int bottom_padding = res.getDimensionPixelSize(
+                    com.android.settingslib.widget.theme.R.dimen
+                            .settingslib_listPreferredItemPaddingEnd);
+            rv.setPaddingRelative(rv.getPaddingStart(), rv.getPaddingTop(), rv.getPaddingEnd(),
+                    rv.getPaddingBottom() + bottom_padding);
+        }
+        return view;
+    }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.accessibility_vibration_intensity_settings) {
+                @Override
+                protected boolean isPageSearchEnabled(Context context) {
+                    return VibrationIntensitySettingsFragment.isPageSearchEnabled(context);
+                }
+            };
+}

src/com/android/settings/accessibility/VibrationPreferenceController.java

@@ -21,9 +21,15 @@ import static com.android.settings.accessibility.AccessibilityUtil.State.ON;
 import android.content.Context;
 import android.os.Vibrator;
 import android.provider.Settings;
+import android.text.TextUtils;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
 
 import com.android.settings.R;
 import com.android.settings.core.BasePreferenceController;
+import com.android.settings.core.SubSettingLauncher;
+import com.android.settings.flags.Flags;
 
 /** Controller for "Vibration & haptics" settings page. */
 public class VibrationPreferenceController extends BasePreferenceController {
@@ -49,4 +55,29 @@ public class VibrationPreferenceController extends BasePreferenceController {
                         ? R.string.accessibility_vibration_settings_state_on
                         : R.string.accessibility_vibration_settings_state_off);
     }
+
+    @VisibleForTesting
+    void launchVibrationSettingsFragment(Class klass) {
+        new SubSettingLauncher(mContext)
+                .setSourceMetricsCategory(getMetricsCategory())
+                .setDestination(klass.getName())
+                .launch();
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        if (Flags.separateAccessibilityVibrationSettingsFragments()
+                && TextUtils.equals(preference.getKey(), getPreferenceKey())) {
+            if (mContext.getResources().getInteger(
+                    R.integer.config_vibration_supported_intensity_levels) > 1) {
+                launchVibrationSettingsFragment(VibrationIntensitySettingsFragment.class);
+            } else {
+                launchVibrationSettingsFragment(VibrationSettings.class);
+            }
+            return true;
+        }
+        return super.handlePreferenceTreeClick(preference);
+    }
+
+
 }

src/com/android/settings/accessibility/VibrationSettings.java

@@ -26,10 +26,12 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
+import androidx.annotation.VisibleForTesting;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.android.settings.R;
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.flags.Flags;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.search.SearchIndexable;
 
@@ -43,6 +45,9 @@ public class VibrationSettings extends DashboardFragment {
     private static final String TAG = "VibrationSettings";
 
     private static int getVibrationXmlResourceId(Context context) {
+        if (Flags.separateAccessibilityVibrationSettingsFragments()) {
+            return R.xml.accessibility_vibration_settings;
+        }
         final int supportedIntensities = context.getResources().getInteger(
                 R.integer.config_vibration_supported_intensity_levels);
         return supportedIntensities > 1
@@ -74,6 +79,9 @@ public class VibrationSettings extends DashboardFragment {
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
             Bundle savedInstanceState) {
+        if (Flags.separateAccessibilityVibrationSettingsFragments()) {
+            return super.onCreateView(inflater, container, savedInstanceState);
+        }
         final View view = super.onCreateView(inflater, container, savedInstanceState);
         final RecyclerView rv = getListView();
         final Resources res = view.getResources();
@@ -88,12 +96,23 @@ public class VibrationSettings extends DashboardFragment {
         return view;
     }
 
+    @VisibleForTesting
+    static boolean isPageSearchEnabled(Context context) {
+        final int supportedIntensityLevels = context.getResources().getInteger(
+                R.integer.config_vibration_supported_intensity_levels);
+        final boolean hasVibrator = context.getSystemService(Vibrator.class).hasVibrator();
+        if (Flags.separateAccessibilityVibrationSettingsFragments()) {
+            return hasVibrator && supportedIntensityLevels == 1;
+        } else {
+            return hasVibrator;
+        }
+    }
+
     public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
             new BaseSearchIndexProvider() {
-
                 @Override
                 protected boolean isPageSearchEnabled(Context context) {
-                    return context.getSystemService(Vibrator.class).hasVibrator();
+                    return VibrationSettings.isPageSearchEnabled(context);
                 }
 
                 @Override

tests/robotests/assets/exempt_slice_controller_not_in_xml

@@ -1,4 +1,7 @@
 com.android.settings.accessibility.AccessibilitySlicePreferenceController
+com.android.settings.accessibility.MagnificationAlwaysOnPreferenceController
+com.android.settings.accessibility.MagnificationFollowTypingPreferenceController
+com.android.settings.accessibility.MagnificationJoystickPreferenceController
 com.android.settings.accessibility.ReduceBrightColorsIntensityPreferenceController
 com.android.settings.accessibility.ReduceBrightColorsPersistencePreferenceController
 com.android.settings.biometrics.face.FaceSettingsAttentionPreferenceController

tests/robotests/src/com/android/settings/accessibility/VibrationIntensitySettingsFragmentTest.java

@@ -0,0 +1,97 @@
+/*
+ * 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.settings.accessibility;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.content.res.Resources;
+import android.platform.test.annotations.RequiresFlagsEnabled;
+import android.platform.test.flag.junit.CheckFlagsRule;
+import android.platform.test.flag.junit.DeviceFlagsValueProvider;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+import com.android.settings.flags.Flags;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+/** Tests for {@link VibrationIntensitySettingsFragment}. */
+@RunWith(RobolectricTestRunner.class)
+@RequiresFlagsEnabled(Flags.FLAG_SEPARATE_ACCESSIBILITY_VIBRATION_SETTINGS_FRAGMENTS)
+public class VibrationIntensitySettingsFragmentTest {
+
+    @Rule
+    public final CheckFlagsRule mCheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule();
+
+    private Context mContext;
+    private Resources mResources;
+    private VibrationIntensitySettingsFragment mFragment;
+
+    @Before
+    public void setUp() {
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        mResources = spy(mContext.getResources());
+        when(mContext.getResources()).thenReturn(mResources);
+        mFragment = new VibrationIntensitySettingsFragment();
+    }
+
+    @Test
+    public void getMetricsCategory_returnsCorrectCategory() {
+        assertThat(mFragment.getMetricsCategory()).isEqualTo(
+                SettingsEnums.ACCESSIBILITY_VIBRATION);
+    }
+
+    @Test
+    public void getHelpResource_returnsCorrectString() {
+        assertThat(mFragment.getHelpResource()).isEqualTo(
+                R.string.help_uri_accessibility_vibration);
+    }
+
+    @Test
+    public void getPreferenceScreenResId_returnsCorrectXml() {
+        assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(
+                R.xml.accessibility_vibration_intensity_settings);
+    }
+
+    @Test
+    public void getLogTag_returnsCorrectTag() {
+        assertThat(mFragment.getLogTag()).isEqualTo("VibrationIntensitySettings");
+    }
+
+    @Test
+    public void isPageSearchEnabled_oneIntensityLevel_returnsFalse() {
+        when(mResources.getInteger(R.integer.config_vibration_supported_intensity_levels))
+                .thenReturn(1);
+        assertThat(VibrationIntensitySettingsFragment.isPageSearchEnabled(mContext)).isFalse();
+    }
+
+    @Test
+    public void isPageSearchEnabled_multipleIntensityLevels_returnsTrue() {
+        when(mResources.getInteger(R.integer.config_vibration_supported_intensity_levels))
+                .thenReturn(2);
+        assertThat(VibrationIntensitySettingsFragment.isPageSearchEnabled(mContext)).isTrue();
+    }
+}

tests/robotests/src/com/android/settings/accessibility/VibrationPreferenceControllerTest.java

@@ -18,14 +18,20 @@ package com.android.settings.accessibility;
 
 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
 import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
-
 import static com.google.common.truth.Truth.assertThat;
-
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
+import android.content.res.Resources;
 import android.os.Vibrator;
+import android.platform.test.annotations.RequiresFlagsEnabled;
+import android.platform.test.flag.junit.CheckFlagsRule;
+import android.platform.test.flag.junit.DeviceFlagsValueProvider;
 import android.provider.Settings;
 
 import androidx.preference.Preference;
@@ -33,8 +39,10 @@ import androidx.preference.PreferenceScreen;
 import androidx.test.core.app.ApplicationProvider;
 
 import com.android.settings.R;
+import com.android.settings.flags.Flags;
 
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
@@ -44,6 +52,9 @@ import org.robolectric.RobolectricTestRunner;
 @RunWith(RobolectricTestRunner.class)
 public class VibrationPreferenceControllerTest {
 
+    @Rule
+    public final CheckFlagsRule mCheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule();
+
     private static final String PREFERENCE_KEY = "preference_key";
     private static final int OFF = 0;
     private static final int ON = 1;
@@ -52,13 +63,17 @@ public class VibrationPreferenceControllerTest {
     @Mock private PreferenceScreen mScreen;
 
     private Context mContext;
+    private Resources mResources;
     private Preference mPreference;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = spy(ApplicationProvider.getApplicationContext());
+        mResources = spy(mContext.getResources());
+        when(mContext.getResources()).thenReturn(mResources);
         when(mContext.getSystemService(Context.VIBRATOR_SERVICE)).thenReturn(mVibrator);
+        when(mVibrator.hasVibrator()).thenReturn(true);
     }
 
     @Test
@@ -85,7 +100,6 @@ public class VibrationPreferenceControllerTest {
 
     @Test
     public void getSummary_vibrateSettingNotSet_returnsOnText() {
-        when(mVibrator.hasVibrator()).thenReturn(true);
         Settings.System.putString(mContext.getContentResolver(), Settings.System.VIBRATE_ON,
                 /* value= */ null);
         VibrationPreferenceController controller = createPreferenceController();
@@ -97,7 +111,6 @@ public class VibrationPreferenceControllerTest {
 
     @Test
     public void getSummary_vibrateSettingOn_returnsOnText() {
-        when(mVibrator.hasVibrator()).thenReturn(true);
         Settings.System.putInt(mContext.getContentResolver(), Settings.System.VIBRATE_ON, ON);
         VibrationPreferenceController controller = createPreferenceController();
         controller.updateState(mPreference);
@@ -108,7 +121,6 @@ public class VibrationPreferenceControllerTest {
 
     @Test
     public void getSummary_vibrateSettingOff_returnsOffText() {
-        when(mVibrator.hasVibrator()).thenReturn(true);
         Settings.System.putInt(mContext.getContentResolver(), Settings.System.VIBRATE_ON, OFF);
         VibrationPreferenceController controller = createPreferenceController();
         controller.updateState(mPreference);
@@ -117,11 +129,39 @@ public class VibrationPreferenceControllerTest {
                 mContext.getString(R.string.accessibility_vibration_settings_state_off));
     }
 
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_SEPARATE_ACCESSIBILITY_VIBRATION_SETTINGS_FRAGMENTS)
+    public void handlePreferenceTreeClick_oneIntensityLevel_opensVibrationSettings() {
+        when(mResources.getInteger(R.integer.config_vibration_supported_intensity_levels))
+                .thenReturn(1);
+        VibrationPreferenceController controller = spy(createPreferenceController());
+
+        doNothing().when(controller).launchVibrationSettingsFragment(any());
+        controller.handlePreferenceTreeClick(mPreference);
+
+        verify(controller).launchVibrationSettingsFragment(eq(VibrationSettings.class));
+    }
+
+    @Test
+    @RequiresFlagsEnabled(Flags.FLAG_SEPARATE_ACCESSIBILITY_VIBRATION_SETTINGS_FRAGMENTS)
+    public void handlePreferenceTreeClick_multipleIntensityLevels_opensVibrationIntensity() {
+        when(mResources.getInteger(R.integer.config_vibration_supported_intensity_levels))
+                .thenReturn(2);
+        VibrationPreferenceController controller = spy(createPreferenceController());
+
+        doNothing().when(controller).launchVibrationSettingsFragment(any());
+        controller.handlePreferenceTreeClick(mPreference);
+
+        verify(controller).launchVibrationSettingsFragment(
+                eq(VibrationIntensitySettingsFragment.class));
+    }
+
     private VibrationPreferenceController createPreferenceController() {
         VibrationPreferenceController controller =
                 new VibrationPreferenceController(mContext, PREFERENCE_KEY);
         mPreference = new Preference(mContext);
         mPreference.setSummary("Test summary");
+        mPreference.setKey(PREFERENCE_KEY);
         when(mScreen.findPreference(controller.getPreferenceKey())).thenReturn(mPreference);
         controller.displayPreference(mScreen);
         return controller;

tests/robotests/src/com/android/settings/accessibility/VibrationSettingsTest.java

@@ -0,0 +1,97 @@
+/*
+ * 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.settings.accessibility;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.content.res.Resources;
+import android.platform.test.annotations.RequiresFlagsEnabled;
+import android.platform.test.flag.junit.CheckFlagsRule;
+import android.platform.test.flag.junit.DeviceFlagsValueProvider;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+import com.android.settings.flags.Flags;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+/** Tests for {@link VibrationSettings} fragment. */
+@RunWith(RobolectricTestRunner.class)
+@RequiresFlagsEnabled(Flags.FLAG_SEPARATE_ACCESSIBILITY_VIBRATION_SETTINGS_FRAGMENTS)
+public class VibrationSettingsTest {
+
+    @Rule
+    public final CheckFlagsRule mCheckFlagsRule = DeviceFlagsValueProvider.createCheckFlagsRule();
+
+    private Context mContext;
+    private Resources mResources;
+    private VibrationSettings mFragment;
+
+    @Before
+    public void setUp() {
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        mResources = spy(mContext.getResources());
+        when(mContext.getResources()).thenReturn(mResources);
+        mFragment = new VibrationSettings();
+    }
+
+    @Test
+    public void getMetricsCategory_returnsCorrectCategory() {
+        assertThat(mFragment.getMetricsCategory()).isEqualTo(
+                SettingsEnums.ACCESSIBILITY_VIBRATION);
+    }
+
+    @Test
+    public void getHelpResource_returnsCorrectString() {
+        assertThat(mFragment.getHelpResource()).isEqualTo(
+                R.string.help_uri_accessibility_vibration);
+    }
+
+    @Test
+    public void getPreferenceScreenResId_returnsCorrectXml() {
+        assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(
+                R.xml.accessibility_vibration_settings);
+    }
+
+    @Test
+    public void getLogTag_returnsCorrectTag() {
+        assertThat(mFragment.getLogTag()).isEqualTo("VibrationSettings");
+    }
+
+    @Test
+    public void isPageSearchEnabled_oneIntensityLevel_returnsTrue() {
+        when(mResources.getInteger(R.integer.config_vibration_supported_intensity_levels))
+                .thenReturn(1);
+        assertThat(VibrationSettings.isPageSearchEnabled(mContext)).isTrue();
+    }
+
+    @Test
+    public void isPageSearchEnabled_multipleIntensityLevels_returnsFalse() {
+        when(mResources.getInteger(R.integer.config_vibration_supported_intensity_levels))
+                .thenReturn(2);
+        assertThat(VibrationSettings.isPageSearchEnabled(mContext)).isFalse();
+    }
+}