Add Emergency info and Add user when locked to account dashboard.

Add two items to User & accounts dashboard, and refractor
UserCapabilities so that it can be accessed in the new controller.

Test: RunSettingsRoboTests
Bug: 31801423
Change-Id: Ib446ad6c99d4cc6405a17cf82d2d86e044870b73

tests/robotests/src/com/android/settings/accounts/EmergencyInfoPreferenceControllerTest.java

@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2016 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.accounts;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ResolveInfo;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import com.android.settings.SettingsRobolectricTestRunner;
+import com.android.settings.TestConfig;
+import com.android.settings.search.SearchIndexableRaw;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowApplication;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Answers.RETURNS_DEEP_STUBS;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class EmergencyInfoPreferenceControllerTest {
+
+    @Mock(answer = RETURNS_DEEP_STUBS)
+    private Context mContext;
+    @Mock(answer = RETURNS_DEEP_STUBS)
+    private PreferenceScreen mScreen;
+
+    private EmergencyInfoPreferenceController mController;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mController = new EmergencyInfoPreferenceController(mContext);
+    }
+
+    @Test
+    public void updateRawDataToIndex_prefUnavaiable_shouldNotUpdate() {
+        final List<SearchIndexableRaw> data = new ArrayList<>();
+        when(mContext.getPackageManager().queryIntentActivities(
+                any(Intent.class), anyInt()))
+                .thenReturn(null);
+
+        mController.updateRawDataToIndex(data);
+
+        assertThat(data).isEmpty();
+    }
+
+    @Test
+    public void updateRawDataToIndex_prefAvaiable_shouldUpdate() {
+        final List<SearchIndexableRaw> data = new ArrayList<>();
+        final List<ResolveInfo> infos = new ArrayList<>();
+        infos.add(new ResolveInfo());
+        when(mContext.getPackageManager().queryIntentActivities(
+                any(Intent.class), anyInt()))
+                .thenReturn(infos);
+
+        mController.updateRawDataToIndex(data);
+
+        assertThat(data).isNotEmpty();
+    }
+
+    @Test
+    public void displayPref_prefUnAvaiable_shouldNotDisplay() {
+        when(mContext.getPackageManager().queryIntentActivities(
+                any(Intent.class), anyInt()))
+                .thenReturn(null);
+
+        mController.displayPreference(mScreen);
+
+        verify(mScreen).removePreference(any(Preference.class));
+    }
+
+    @Test
+    public void displayPref_prefAvaiable_shouldDisplay() {
+        final List<SearchIndexableRaw> data = new ArrayList<>();
+        final List<ResolveInfo> infos = new ArrayList<>();
+        infos.add(new ResolveInfo());
+        when(mContext.getPackageManager().queryIntentActivities(
+                any(Intent.class), anyInt()))
+                .thenReturn(infos);
+
+        mController.displayPreference(mScreen);
+
+        verify(mScreen, never()).removePreference(any(Preference.class));
+    }
+
+    @Test
+    public void handlePreferenceTreeClick_shouldStartActivity() {
+        final Preference preference = mock(Preference.class);
+        final ShadowApplication application = ShadowApplication.getInstance();
+        final Context context = application.getApplicationContext();
+        mController = new EmergencyInfoPreferenceController(context);
+
+        mController.handlePreferenceTreeClick(preference);
+
+        assertThat(application.getNextStartedActivity().getAction())
+                .isEqualTo("android.settings.EDIT_EMERGENGY_INFO");
+    }
+}