Add test cases for ToggleAutoclickPreferenceController.

Bug: 168567356
Test: make RunSettingsRoboTests
ROBOTEST_FILTER=ToggleAutoclickPreferenceControllerTest

Change-Id: I4ea1089ddc9aad8748b950c38617533dc1d5cb02

2 files changed, 175 insertions, 12 deletions

diff --git a/src/com/android/settings/accessibility/ToggleAutoclickPreferenceController.java b/src/com/android/settings/accessibility/ToggleAutoclickPreferenceController.java
index b9af7ce3ee..78f31dfb77 100644
--- a/src/com/android/settings/accessibility/ToggleAutoclickPreferenceController.java
+++ b/src/com/android/settings/accessibility/ToggleAutoclickPreferenceController.java
@@ -25,6 +25,7 @@ import android.content.res.Resources;
 import android.provider.Settings;
 import android.util.ArrayMap;
 
+import androidx.annotation.VisibleForTesting;
 import androidx.lifecycle.LifecycleObserver;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
@@ -44,16 +45,23 @@ import java.util.Map;
 public class ToggleAutoclickPreferenceController extends BasePreferenceController implements
         LifecycleObserver, RadioButtonPreference.OnClickListener, PreferenceControllerMixin {
 
-    private static final String CONTROL_AUTOCLICK_DELAY_SECURE =
+    @VisibleForTesting
+    static final String CONTROL_AUTOCLICK_DELAY_SECURE =
             Settings.Secure.ACCESSIBILITY_AUTOCLICK_DELAY;
-    private static final String KEY_AUTOCLICK_CUSTOM_SEEKBAR = "autoclick_custom_seekbar";
+
+    @VisibleForTesting
+    static final String KEY_AUTOCLICK_CUSTOM_SEEKBAR = "autoclick_custom_seekbar";
     static final String KEY_DELAY_MODE = "delay_mode";
 
-    private static final int AUTOCLICK_OFF_MODE = 0;
-    private static final int AUTOCLICK_CUSTOM_MODE = 2000;
+    @VisibleForTesting
+    static final int AUTOCLICK_OFF_MODE = 0;
+
+    @VisibleForTesting
+    static final int AUTOCLICK_CUSTOM_MODE = 2000;
 
     // Pair the preference key and autoclick mode value.
-    private final Map<String, Integer> mAccessibilityAutoclickKeyToValueMap = new ArrayMap<>();
+    @VisibleForTesting
+    Map<String, Integer> mAccessibilityAutoclickKeyToValueMap = new ArrayMap<>();
 
     private SharedPreferences mSharedPreferences;
     private final ContentResolver mContentResolver;
@@ -70,13 +78,7 @@ public class ToggleAutoclickPreferenceController extends BasePreferenceControlle
     private int mCurrentUiAutoClickMode;
 
     public ToggleAutoclickPreferenceController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-
-        mSharedPreferences = context.getSharedPreferences(context.getPackageName(), MODE_PRIVATE);
-        mContentResolver = context.getContentResolver();
-        mResources = context.getResources();
-
-        setAutoclickModeToKeyMap();
+        this(context, /* lifecycle= */ null, preferenceKey);
     }
 
     public ToggleAutoclickPreferenceController(Context context, Lifecycle lifecycle,
diff --git a/tests/robotests/src/com/android/settings/accessibility/ToggleAutoclickPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/accessibility/ToggleAutoclickPreferenceControllerTest.java
new file mode 100644
index 0000000000..edc2992a1c
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/accessibility/ToggleAutoclickPreferenceControllerTest.java
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2020 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 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.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.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+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.RadioButtonPreference;
+import com.android.settingslib.widget.RadioButtonPreference.OnClickListener;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+
+import java.util.Map;
+
+/** Tests for {@link ToggleAutoclickPreferenceController}. */
+@RunWith(RobolectricTestRunner.class)
+public class ToggleAutoclickPreferenceControllerTest {
+
+    @Mock
+    private PreferenceScreen mScreen;
+
+    @Mock
+    private RadioButtonPreference 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);
+    }
+
+    @Test
+    public void getAvailabilityStatus_available() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+
+    @Test
+    public void setClickListenerOnDelayModePref_whenDisplay_success() {
+        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);
+
+        verify(lifecycle).addObserver(any(LifecycleObserver.class));
+    }
+
+    @Test
+    public void onRadioButtonClicked_offMode_disableAutoClick() {
+        when(mAccessibilityAutoclickKeyToValueMap.get(mPrefKey)).thenReturn(AUTOCLICK_OFF_MODE);
+
+        mController.displayPreference(mScreen);
+        mController.onRadioButtonClicked(any(RadioButtonPreference.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);
+        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);
+
+        mController.displayPreference(mScreen);
+        mController.onRadioButtonClicked(any(RadioButtonPreference.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);
+        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);
+        mController.displayPreference(mScreen);
+        mController.onRadioButtonClicked(any(RadioButtonPreference.class));
+
+        verify(mOnChangeListener).onCheckedChanged(mDelayModePref);
+    }
+}