Merge "Refactor ToggleAutoclickPreferenceFragment to improve maintainability"

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

@@ -16,11 +16,17 @@
 
 package com.android.settings.accessibility;
 
+import static android.view.accessibility.AccessibilityManager.AUTOCLICK_DELAY_DEFAULT;
+
+import static com.android.settings.accessibility.AccessibilityUtil.State.OFF;
+import static com.android.settings.accessibility.AccessibilityUtil.State.ON;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import android.content.Context;
 import android.provider.Settings;
-import android.view.accessibility.AccessibilityManager;
+
+import androidx.test.core.app.ApplicationProvider;
 
 import com.android.settings.R;
 import com.android.settings.core.BasePreferenceController;
@@ -29,17 +35,16 @@ import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
-import org.robolectric.RuntimeEnvironment;
 
+/** Tests for {@link AutoclickPreferenceController}. */
 @RunWith(RobolectricTestRunner.class)
 public class AutoclickPreferenceControllerTest {
 
-    private Context mContext;
+    private final Context mContext = ApplicationProvider.getApplicationContext();
     private AutoclickPreferenceController mController;
 
     @Before
     public void setUp() {
-        mContext = RuntimeEnvironment.application;
         mController = new AutoclickPreferenceController(mContext, "auto_click");
     }
 
@@ -52,7 +57,7 @@ public class AutoclickPreferenceControllerTest {
     @Test
     public void getSummary_disabledAutoclick_shouldReturnOffSummary() {
         Settings.Secure.putInt(mContext.getContentResolver(),
-                Settings.Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, 0);
+                Settings.Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, OFF);
 
         assertThat(mController.getSummary())
                 .isEqualTo(mContext.getText(R.string.off));
@@ -60,14 +65,15 @@ public class AutoclickPreferenceControllerTest {
 
     @Test
     public void getSummary_enabledAutoclick_shouldReturnOnSummary() {
-        final int autoclickDelayDefault = AccessibilityManager.AUTOCLICK_DELAY_DEFAULT;
         Settings.Secure.putInt(mContext.getContentResolver(),
-                Settings.Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, 1);
+                Settings.Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, ON);
         Settings.Secure.putInt(mContext.getContentResolver(),
-                Settings.Secure.ACCESSIBILITY_AUTOCLICK_DELAY, autoclickDelayDefault);
+                Settings.Secure.ACCESSIBILITY_AUTOCLICK_DELAY, AUTOCLICK_DELAY_DEFAULT);
 
-        assertThat(mController.getSummary())
-                .isEqualTo(ToggleAutoclickPreferenceFragment.getAutoclickPreferenceSummary(
-                        mContext.getResources(), autoclickDelayDefault));
+        assertThat(mController.getSummary().toString())
+                .isEqualTo(AutoclickUtils.getAutoclickDelaySummary(
+                        mContext.getResources(),
+                        R.plurals.accessibilty_autoclick_preference_subtitle_medium_delay,
+                        AUTOCLICK_DELAY_DEFAULT).toString());
     }
 }

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

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2022 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.android.settings.accessibility.AutoclickUtils.MAX_AUTOCLICK_DELAY_MS;
+import static com.android.settings.accessibility.AutoclickUtils.MIN_AUTOCLICK_DELAY_MS;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+/** Tests for {@link AutoclickUtils}. */
+@RunWith(RobolectricTestRunner.class)
+public final class AutoclickUtilsTest {
+
+    private final Context mContext = ApplicationProvider.getApplicationContext();
+
+    @Test
+    public void getAutoclickDelaySummary_minDelay_shouldReturnOnSummary() {
+        final CharSequence summary = AutoclickUtils.getAutoclickDelaySummary(
+                mContext.getResources(), R.plurals.accessibilty_autoclick_delay_unit_second,
+                MIN_AUTOCLICK_DELAY_MS);
+        assertThat(summary.toString()).isEqualTo("0.2 seconds");
+    }
+
+    @Test
+    public void getAutoclickDelaySummary_maxDelay_shouldReturnOnSummary() {
+        final CharSequence summary = AutoclickUtils.getAutoclickDelaySummary(
+                mContext.getResources(), R.plurals.accessibilty_autoclick_delay_unit_second,
+                MAX_AUTOCLICK_DELAY_MS);
+        assertThat(summary.toString()).isEqualTo("1 second");
+    }
+}

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

@@ -18,13 +18,14 @@ package com.android.settings.accessibility;
 
 import static android.content.Context.MODE_PRIVATE;
 
-import static com.android.settings.accessibility.ToggleAutoclickCustomSeekbarController.KEY_CUSTOM_DELAY_VALUE;
-import static com.android.settings.accessibility.ToggleAutoclickPreferenceController.KEY_DELAY_MODE;
+import static com.android.settings.accessibility.AutoclickUtils.KEY_CUSTOM_DELAY_VALUE;
+import static com.android.settings.accessibility.AutoclickUtils.KEY_DELAY_MODE;
 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
 
 import static com.google.common.truth.Truth.assertThat;
 
-import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
@@ -37,57 +38,52 @@ import android.widget.ImageView;
 import android.widget.SeekBar;
 import android.widget.TextView;
 
-import androidx.lifecycle.LifecycleObserver;
 import androidx.preference.PreferenceScreen;
 import androidx.test.core.app.ApplicationProvider;
 
 import com.android.settings.R;
-import com.android.settingslib.core.lifecycle.Lifecycle;
 import com.android.settingslib.widget.LayoutPreference;
 
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
+import org.mockito.Spy;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
 import org.robolectric.RobolectricTestRunner;
 
 /** Tests for {@link ToggleAutoclickCustomSeekbarController}. */
 @RunWith(RobolectricTestRunner.class)
 public class ToggleAutoclickCustomSeekbarControllerTest {
 
+    private static final String KEY_CUSTOM_SEEKBAR = "autoclick_custom_seekbar";
+
+    @Rule
+    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
     @Mock
     private PreferenceScreen mScreen;
-
     @Mock
     private LayoutPreference mLayoutPreference;
-
-    @Mock
-    private Lifecycle mLifecycle;
-
+    @Spy
+    private Context mContext = ApplicationProvider.getApplicationContext();
     private SharedPreferences mSharedPreferences;
     private TextView mDelayLabel;
     private ImageView mShorter;
     private ImageView mLonger;
     private SeekBar mSeekBar;
     private ToggleAutoclickCustomSeekbarController mController;
-    private Context mContext;
 
     @Before
     public void setUp() {
-        MockitoAnnotations.initMocks(this);
-
-        final String mPrefKey = "prefKey";
-        mContext = ApplicationProvider.getApplicationContext();
         mSharedPreferences = mContext.getSharedPreferences(mContext.getPackageName(), MODE_PRIVATE);
         mDelayLabel = new TextView(mContext);
         mShorter = new ImageView(mContext);
         mLonger = new ImageView(mContext);
         mSeekBar = new SeekBar(mContext);
-        mController =
-                new ToggleAutoclickCustomSeekbarController(mContext, mLifecycle, mPrefKey);
-
-        doReturn(mLayoutPreference).when(mScreen).findPreference(mPrefKey);
+        mController = new ToggleAutoclickCustomSeekbarController(mContext, KEY_CUSTOM_SEEKBAR);
+        doReturn(mLayoutPreference).when(mScreen).findPreference(KEY_CUSTOM_SEEKBAR);
         doReturn(mSeekBar).when(mLayoutPreference).findViewById(R.id.autoclick_delay);
         doReturn(mDelayLabel).when(mLayoutPreference).findViewById(R.id.current_label);
         doReturn(mShorter).when(mLayoutPreference).findViewById(R.id.shorter);
@@ -99,18 +95,13 @@ public class ToggleAutoclickCustomSeekbarControllerTest {
         assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
     }
 
-    @Test
-    public void constructor_hasLifecycle_addObserver() {
-        verify(mLifecycle).addObserver(any(LifecycleObserver.class));
-    }
-
     @Test
     public void displayPreference_initSeekBar() {
         mSharedPreferences.edit().putInt(KEY_CUSTOM_DELAY_VALUE, 700).apply();
 
-        mController.onResume();
+        mController.onStart();
         mController.displayPreference(mScreen);
-        mController.onPause();
+        mController.onStop();
         final SeekBar.OnSeekBarChangeListener mListener =
                 shadowOf(mSeekBar).getOnSeekBarChangeListener();
 
@@ -123,9 +114,9 @@ public class ToggleAutoclickCustomSeekbarControllerTest {
     public void displayPreference_initDelayLabel() {
         mSharedPreferences.edit().putInt(KEY_CUSTOM_DELAY_VALUE, 700).apply();
 
-        mController.onResume();
+        mController.onStart();
         mController.displayPreference(mScreen);
-        mController.onPause();
+        mController.onStop();
 
         assertThat(mDelayLabel.getText()).isEqualTo("0.7 seconds");
     }
@@ -203,4 +194,28 @@ public class ToggleAutoclickCustomSeekbarControllerTest {
         assertThat(actualDelayValue).isEqualTo(800);
         assertThat(actualCustomDelayValue).isEqualTo(800);
     }
+
+    @Test
+    public void onStart_registerOnSharedPreferenceChangeListener() {
+        final SharedPreferences prefs = mock(SharedPreferences.class);
+        doReturn(prefs).when(mContext).getSharedPreferences(anyString(), anyInt());
+        final ToggleAutoclickCustomSeekbarController controller =
+                new ToggleAutoclickCustomSeekbarController(mContext, KEY_CUSTOM_SEEKBAR);
+
+        controller.onStart();
+
+        verify(prefs).registerOnSharedPreferenceChangeListener(controller);
+    }
+
+    @Test
+    public void onStop_unregisterOnSharedPreferenceChangeListener() {
+        final SharedPreferences prefs = mock(SharedPreferences.class);
+        doReturn(prefs).when(mContext).getSharedPreferences(anyString(), anyInt());
+        final ToggleAutoclickCustomSeekbarController controller =
+                new ToggleAutoclickCustomSeekbarController(mContext, KEY_CUSTOM_SEEKBAR);
+
+        controller.onStop();
+
+        verify(prefs).unregisterOnSharedPreferenceChangeListener(controller);
+    }
 }

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

@@ -16,18 +16,19 @@
 
 package com.android.settings.accessibility;
 
-import static android.content.Context.MODE_PRIVATE;
-
-import static com.android.settings.accessibility.ToggleAutoclickPreferenceController.AUTOCLICK_CUSTOM_MODE;
-import static com.android.settings.accessibility.ToggleAutoclickPreferenceController.AUTOCLICK_OFF_MODE;
-import static com.android.settings.accessibility.ToggleAutoclickPreferenceController.KEY_AUTOCLICK_CUSTOM_SEEKBAR;
-import static com.android.settings.accessibility.ToggleAutoclickPreferenceController.KEY_DELAY_MODE;
+import static com.android.settings.accessibility.AccessibilityUtil.State.OFF;
+import static com.android.settings.accessibility.AccessibilityUtil.State.ON;
+import static com.android.settings.accessibility.AutoclickUtils.KEY_DELAY_MODE;
 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
 
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.Mockito.mock;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.reset;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -35,127 +36,137 @@ import android.content.Context;
 import android.content.SharedPreferences;
 import android.provider.Settings.Secure;
 
-import androidx.lifecycle.LifecycleObserver;
 import androidx.preference.PreferenceScreen;
 import androidx.test.core.app.ApplicationProvider;
 
-import com.android.settings.accessibility.ToggleAutoclickPreferenceController.OnChangeListener;
-import com.android.settingslib.core.lifecycle.Lifecycle;
 import com.android.settingslib.widget.LayoutPreference;
 import com.android.settingslib.widget.SelectorWithWidgetPreference;
 import com.android.settingslib.widget.SelectorWithWidgetPreference.OnClickListener;
 
-import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
+import org.mockito.Spy;
+import org.mockito.junit.MockitoJUnit;
+import org.mockito.junit.MockitoRule;
 import org.robolectric.RobolectricTestRunner;
 
-import java.util.Map;
-
 /** Tests for {@link ToggleAutoclickPreferenceController}. */
 @RunWith(RobolectricTestRunner.class)
 public class ToggleAutoclickPreferenceControllerTest {
 
+    private static final String KEY_PREF_DEFAULT = "accessibility_control_autoclick_default";
+    private static final String KEY_PREF_CUSTOM = "accessibility_control_autoclick_custom";
+    private static final String KEY_CUSTOM_SEEKBAR = "autoclick_custom_seekbar";
+
+    @Rule
+    public final MockitoRule mMockitoRule = MockitoJUnit.rule();
     @Mock
     private PreferenceScreen mScreen;
-
     @Mock
     private SelectorWithWidgetPreference mDelayModePref;
-
-    @Mock
-    private OnChangeListener mOnChangeListener;
-
     @Mock
     private LayoutPreference mSeekBarPref;
-
     @Mock
-    private Map<String, Integer> mAccessibilityAutoclickKeyToValueMap;
-
-    private ToggleAutoclickPreferenceController mController;
     private SharedPreferences mSharedPreferences;
-    private final String mPrefKey = "prefKey";
-    private final Context mContext = ApplicationProvider.getApplicationContext();
-
-    @Before
-    public void setUp() {
-        MockitoAnnotations.initMocks(this);
-
-        mController = new ToggleAutoclickPreferenceController(mContext, mPrefKey);
-        mController.mAccessibilityAutoclickKeyToValueMap = mAccessibilityAutoclickKeyToValueMap;
-        mSharedPreferences =
-                mContext.getSharedPreferences(mContext.getPackageName(), MODE_PRIVATE);
-
-        when(mScreen.findPreference(mPrefKey)).thenReturn(mDelayModePref);
-        when(mScreen.findPreference(KEY_AUTOCLICK_CUSTOM_SEEKBAR)).thenReturn(mSeekBarPref);
-        when(mAccessibilityAutoclickKeyToValueMap.get(mDelayModePref.getKey())).thenReturn(
-                AUTOCLICK_OFF_MODE);
-    }
+    @Spy
+    private Context mContext = ApplicationProvider.getApplicationContext();
+    private ToggleAutoclickPreferenceController mController;
 
     @Test
     public void getAvailabilityStatus_available() {
+        setUpController(KEY_PREF_DEFAULT);
+
         assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
     }
 
     @Test
     public void setClickListenerOnDelayModePref_whenDisplay_success() {
+        setUpController(KEY_PREF_DEFAULT);
+
         mController.displayPreference(mScreen);
 
         verify(mDelayModePref).setOnClickListener(any(OnClickListener.class));
     }
 
     @Test
-    public void constructor_hasLifecycle_addObserver() {
-        final Lifecycle lifecycle = mock(Lifecycle.class);
-        mController = new ToggleAutoclickPreferenceController(mContext, lifecycle, mPrefKey);
+    public void onStart_registerOnSharedPreferenceChangeListener() {
+        doReturn(mSharedPreferences).when(mContext).getSharedPreferences(anyString(), anyInt());
+        setUpController(KEY_PREF_DEFAULT);
 
-        verify(lifecycle).addObserver(any(LifecycleObserver.class));
+        mController.onStart();
+
+        verify(mSharedPreferences).registerOnSharedPreferenceChangeListener(mController);
+    }
+
+    @Test
+    public void onStop_unregisterOnSharedPreferenceChangeListener() {
+        doReturn(mSharedPreferences).when(mContext).getSharedPreferences(anyString(), anyInt());
+        setUpController(KEY_PREF_DEFAULT);
+
+        mController.onStop();
+
+        verify(mSharedPreferences).unregisterOnSharedPreferenceChangeListener(mController);
     }
 
     @Test
     public void onRadioButtonClicked_offMode_disableAutoClick() {
-        when(mAccessibilityAutoclickKeyToValueMap.get(mPrefKey)).thenReturn(AUTOCLICK_OFF_MODE);
-
+        setUpController(KEY_PREF_DEFAULT);
         mController.displayPreference(mScreen);
-        mController.onRadioButtonClicked(any(SelectorWithWidgetPreference.class));
-        final boolean isEnabled = Secure.getInt(mContext.getContentResolver(),
-                Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, /* def= */ 0) == 1;
-        final int delayMs = Secure.getInt(mContext.getContentResolver(),
-                Secure.ACCESSIBILITY_AUTOCLICK_DELAY, /* def= */ 0);
-        final int keyDelayMode = mSharedPreferences.getInt(KEY_DELAY_MODE, AUTOCLICK_CUSTOM_MODE);
 
-        assertThat(keyDelayMode).isEqualTo(AUTOCLICK_OFF_MODE);
-        assertThat(delayMs).isEqualTo(/* expected= */ 0);
+        mController.onRadioButtonClicked(mDelayModePref);
+
+        final boolean isEnabled = Secure.getInt(mContext.getContentResolver(),
+                Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, OFF) == ON;
+        final int delayMs = Secure.getInt(mContext.getContentResolver(),
+                Secure.ACCESSIBILITY_AUTOCLICK_DELAY, 0);
+        assertThat(delayMs).isEqualTo(0);
         assertThat(isEnabled).isFalse();
     }
 
+
     @Test
     public void onRadioButtonClicked_customMode_enableAutoClick() {
-        when(mAccessibilityAutoclickKeyToValueMap.get(mDelayModePref.getKey())).thenReturn(
-                AUTOCLICK_CUSTOM_MODE);
-        when(mAccessibilityAutoclickKeyToValueMap.get(mPrefKey)).thenReturn(AUTOCLICK_CUSTOM_MODE);
-
+        setUpController(KEY_PREF_CUSTOM);
         mController.displayPreference(mScreen);
-        mController.onRadioButtonClicked(any(SelectorWithWidgetPreference.class));
-        final boolean isEnabled = Secure.getInt(mContext.getContentResolver(),
-                Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, /* def= */ 0) == 1;
-        final int keyDelayMode = mSharedPreferences.getInt(KEY_DELAY_MODE, AUTOCLICK_CUSTOM_MODE);
 
-        assertThat(keyDelayMode).isEqualTo(AUTOCLICK_CUSTOM_MODE);
+        mController.onRadioButtonClicked(mDelayModePref);
+
+        final boolean isEnabled = Secure.getInt(mContext.getContentResolver(),
+                Secure.ACCESSIBILITY_AUTOCLICK_ENABLED, OFF) == ON;
         assertThat(isEnabled).isTrue();
     }
 
     @Test
-    public void onRadioButtonClicked_hasListener_runOnCheckedChanged() {
-        when(mAccessibilityAutoclickKeyToValueMap.get(mDelayModePref.getKey())).thenReturn(
-                AUTOCLICK_CUSTOM_MODE);
-        when(mAccessibilityAutoclickKeyToValueMap.get(mPrefKey)).thenReturn(AUTOCLICK_CUSTOM_MODE);
-
-        mController.setOnChangeListener(mOnChangeListener);
+    public void onSharedPreferenceChanged_customMode_shouldShowCustomSeekbar() {
+        setUpController(KEY_PREF_CUSTOM);
         mController.displayPreference(mScreen);
-        mController.onRadioButtonClicked(any(SelectorWithWidgetPreference.class));
+        mController.onRadioButtonClicked(mDelayModePref);
+        when(mDelayModePref.isChecked()).thenReturn(true);
+        reset(mSeekBarPref);
 
-        verify(mOnChangeListener).onCheckedChanged(mDelayModePref);
+        mController.onSharedPreferenceChanged(mSharedPreferences, KEY_DELAY_MODE);
+
+        verify(mSeekBarPref).setVisible(true);
+    }
+
+    @Test
+    public void onSharedPreferenceChanged_offMode_shouldNotShowCustomSeekbar() {
+        setUpController(KEY_PREF_DEFAULT);
+        mController.displayPreference(mScreen);
+        mController.onRadioButtonClicked(mDelayModePref);
+        reset(mSeekBarPref);
+
+        mController.onSharedPreferenceChanged(mSharedPreferences, KEY_DELAY_MODE);
+
+        verify(mSeekBarPref, never()).setVisible(true);
+    }
+
+    private void setUpController(String preferenceKey) {
+        mController = new ToggleAutoclickPreferenceController(mContext, preferenceKey);
+        when(mScreen.findPreference(preferenceKey)).thenReturn(mDelayModePref);
+        when(mDelayModePref.getKey()).thenReturn(preferenceKey);
+        when(mScreen.findPreference(KEY_CUSTOM_SEEKBAR)).thenReturn(mSeekBarPref);
     }
 }

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

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2022 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 android.app.settings.SettingsEnums;
+import android.content.Context;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+import com.android.settings.testutils.XmlTestUtils;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+import java.util.List;
+
+/** Tests for {@link ToggleAutoclickPreferenceFragment}. */
+@RunWith(RobolectricTestRunner.class)
+public class ToggleAutoclickPreferenceFragmentTest {
+
+    private final Context mContext = ApplicationProvider.getApplicationContext();
+    private ToggleAutoclickPreferenceFragment mFragment;
+
+    @Before
+    public void setUp() {
+        mFragment = new ToggleAutoclickPreferenceFragment();
+    }
+
+    @Test
+    public void getMetricsCategory_returnsCorrectCategory() {
+        assertThat(mFragment.getMetricsCategory()).isEqualTo(
+                SettingsEnums.ACCESSIBILITY_TOGGLE_AUTOCLICK);
+    }
+
+    @Test
+    public void getPreferenceScreenResId_returnsCorrectXml() {
+        assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(
+                R.xml.accessibility_autoclick_settings);
+    }
+
+    @Test
+    public void getHelpResource_returnsCorrectHelpResource() {
+        assertThat(mFragment.getHelpResource()).isEqualTo(R.string.help_url_autoclick);
+    }
+
+    @Test
+    public void getLogTag_returnsCorrectTag() {
+        assertThat(mFragment.getLogTag()).isEqualTo("AutoclickPrefFragment");
+    }
+
+    @Test
+    public void getNonIndexableKeys_existInXmlLayout() {
+        final List<String> niks = ToggleAutoclickPreferenceFragment.SEARCH_INDEX_DATA_PROVIDER
+                .getNonIndexableKeys(mContext);
+        final List<String> keys =
+                XmlTestUtils.getKeysFromPreferenceXml(mContext,
+                        R.xml.accessibility_autoclick_settings);
+
+        assertThat(keys).containsAtLeastElementsIn(niks);
+    }
+}