Change "When in VR mode" to full screen radio button picker

Change-Id: I619af85f9c4a2c32daca786f49e898fde9b593f8
Fix: 36557316
Test: make RunSettingsRoboTests

tests/robotests/src/com/android/settings/applications/defaultapps/DefaultAppPickerFragmentTest.java

@@ -17,7 +17,6 @@
 package com.android.settings.applications.defaultapps;
 
 
-import static com.google.common.truth.Truth.assertThat;
 import static org.mockito.Matchers.any;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;

tests/robotests/src/com/android/settings/display/VrDisplayPreferencePickerTest.java

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.display;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+
+import android.content.ContentResolver;
+import android.os.UserHandle;
+import android.provider.Settings;
+
+import com.android.internal.logging.nano.MetricsProto;
+import com.android.settings.SettingsRobolectricTestRunner;
+import com.android.settings.TestConfig;
+import com.android.settings.testutils.shadow.ShadowSecureSettings;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+import java.util.List;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class VrDisplayPreferencePickerTest {
+
+    private VrDisplayPreferencePicker mPicker;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mPicker = spy(new VrDisplayPreferencePicker());
+        doReturn(RuntimeEnvironment.application).when(mPicker).getContext();
+    }
+
+    @Test
+    public void verifyMetricsConstant() {
+        assertThat(mPicker.getMetricsCategory())
+                .isEqualTo(MetricsProto.MetricsEvent.VR_DISPLAY_PREFERENCE);
+    }
+
+    @Test
+    public void getCandidates_shouldReturnTwoCandidates() {
+        List<VrDisplayPreferencePicker.VrCandidateInfo> candidates = mPicker.getCandidates();
+
+        assertThat(candidates.size()).isEqualTo(2);
+        assertThat(candidates.get(0).getKey())
+                .isEqualTo(VrDisplayPreferencePicker.PREF_KEY_PREFIX + 0);
+        assertThat(candidates.get(1).getKey())
+                .isEqualTo(VrDisplayPreferencePicker.PREF_KEY_PREFIX + 1);
+    }
+
+    @Test
+    @Config(shadows = ShadowSecureSettings.class)
+    public void getKey_shouldGetFromSettingsProvider() {
+        final ContentResolver cr = RuntimeEnvironment.application.getContentResolver();
+        Settings.Secure.putIntForUser(cr, Settings.Secure.VR_DISPLAY_MODE, 1,
+                UserHandle.myUserId());
+
+        assertThat(mPicker.getDefaultKey())
+                .isEqualTo(VrDisplayPreferencePicker.PREF_KEY_PREFIX + 1);
+    }
+}

tests/robotests/src/com/android/settings/testutils/shadow/ShadowSecureSettings.java

@@ -52,6 +52,17 @@ public class ShadowSecureSettings {
         return getString(resolver, name);
     }
 
+    @Implementation
+    public static boolean putIntForUser(ContentResolver cr, String name, int value,
+            int userHandle) {
+        return putInt(cr, name, value);
+    }
+
+    @Implementation
+    public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
+        return getInt(cr, name, def);
+    }
+
     @Implementation
     public static int getInt(ContentResolver resolver, String name, int defaultValue) {
         Integer value = (Integer) mValueMap.get(name);