Add a generic blue background on some homepage tiles

If a homepage tile is injected from external packages, we can't
control what their icons look like, so we put a generic blue circular
background to make it consistent with the other icons.

Change-Id: I2a935db37fff097ae15540262bff94efea55179a
Fixes: 69314641
Test: robotests

color-check-baseline.xml

@@ -1661,7 +1661,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_accessibility.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1677,7 +1677,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_accounts.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1693,7 +1693,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_apps.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1709,7 +1709,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_battery.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1725,7 +1725,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_connected_device.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1741,10 +1741,26 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_display.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
+    <issue
+        id="HardCodedColor"
+        severity="Error"
+        message="Avoid using hardcoded color"
+        category="Correctness"
+        priority="4"
+        summary="Using hardcoded color"
+        explanation="Hardcoded color values are bad because theme changes cannot be uniformly applied.Instead use the theme specific colors such as `?android:attr/textColorPrimary` in attributes.&#xA;This ensures that a theme change from a light to a dark theme can be uniformlyapplied across the app."
+        errorLine1="        android:color=&quot;@color/homepage_generic_icon_background&quot; />"
+        errorLine2="        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="res/drawable/ic_homepage_generic_background.xml"
+            line="20"
+            column="9"/>
+    </issue>
+
     <issue
         id="HardCodedColor"
         severity="Error"
@@ -1757,7 +1773,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_network.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1773,7 +1789,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_security.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1789,7 +1805,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_sound.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1805,7 +1821,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_storage.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1821,7 +1837,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_support.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -1837,7 +1853,7 @@
         errorLine2="                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/drawable/ic_homepage_system_dashboard.xml"
-            line="24"
+            line="23"
             column="17"/>
     </issue>
 
@@ -2557,7 +2573,7 @@
         errorLine2="                                   ~~~~~~~~~~~~~~~~~~~">
         <location
             file="res/values/strings.xml"
-            line="5637"
+            line="5651"
             column="36"/>
     </issue>
 
@@ -2589,7 +2605,7 @@
         errorLine2="                                           ^">
         <location
             file="res/values/styles.xml"
-            line="437"
+            line="442"
             column="44"/>
     </issue>
 
@@ -2605,7 +2621,7 @@
         errorLine2="                                           ^">
         <location
             file="res/values/styles.xml"
-            line="443"
+            line="448"
             column="44"/>
     </issue>
 
@@ -2621,7 +2637,7 @@
         errorLine2="                                           ^">
         <location
             file="res/values/styles.xml"
-            line="444"
+            line="449"
             column="44"/>
     </issue>
 
@@ -2637,7 +2653,7 @@
         errorLine2="                                        ^">
         <location
             file="res/values/styles.xml"
-            line="467"
+            line="472"
             column="41"/>
     </issue>
 

res/drawable/ic_homepage_accessibility.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_accessibility_background" />
             <size

res/drawable/ic_homepage_accounts.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_accounts_background" />
             <size

res/drawable/ic_homepage_apps.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_app_and_notification_background" />
             <size

res/drawable/ic_homepage_battery.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_battery_background" />
             <size

res/drawable/ic_homepage_connected_device.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_connected_device_background" />
             <size

res/drawable/ic_homepage_display.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_display_background" />
             <size

res/drawable/ic_homepage_generic_background.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2018 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.
+  -->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+       android:shape="oval">
+    <solid
+        android:color="@color/homepage_generic_icon_background" />
+    <size
+        android:width="@dimen/dashboard_tile_image_size"
+        android:height="@dimen/dashboard_tile_image_size" />
+</shape>

res/drawable/ic_homepage_network.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_network_background" />
             <size

res/drawable/ic_homepage_security.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_security_background" />
             <size

res/drawable/ic_homepage_sound.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_sound_background" />
             <size

res/drawable/ic_homepage_storage.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_storage_background" />
             <size

res/drawable/ic_homepage_support.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_support_background" />
             <size

res/drawable/ic_homepage_system_dashboard.xml

@@ -18,8 +18,7 @@
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android"
+        <shape android:shape="oval">
-               android:shape="oval">
             <solid
                 android:color="@color/homepage_system_background" />
             <size

src/com/android/settings/dashboard/DashboardAdapterV2.java

@@ -17,7 +17,6 @@ package com.android.settings.dashboard;
 
 import android.app.Activity;
 import android.content.Context;
-import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.Icon;
 import android.os.Bundle;
@@ -126,7 +125,6 @@ public class DashboardAdapterV2 extends RecyclerView.Adapter<DashboardAdapterV2.
     }
 
     public void setCategory(DashboardCategory category) {
-        tintIcons(category);
         final DashboardDataV2 prevData = mDashboardData;
         Log.d(TAG, "adapter setCategory called");
         mDashboardData = new DashboardDataV2.Builder(prevData)
@@ -194,7 +192,7 @@ public class DashboardAdapterV2 extends RecyclerView.Adapter<DashboardAdapterV2.
         switch (type) {
             case R.layout.dashboard_tile:
                 final Tile tile = (Tile) mDashboardData.getItemEntityByPosition(position);
-                onBindTile((DashboardItemHolder) holder, tile);
+                onBindTile(holder, tile);
                 holder.itemView.setTag(tile);
                 holder.itemView.setOnClickListener(mTileClickListener);
                 break;
@@ -318,8 +316,14 @@ public class DashboardAdapterV2 extends RecyclerView.Adapter<DashboardAdapterV2.
         holder.data.setLayoutManager(layoutManager);
     }
 
-    private void onBindTile(DashboardItemHolder holder, Tile tile) {
+    @VisibleForTesting
-        holder.icon.setImageDrawable(mCache.getIcon(tile.icon));
+    void onBindTile(DashboardItemHolder holder, Tile tile) {
+        Drawable icon = mCache.getIcon(tile.icon);
+        if (!TextUtils.equals(tile.icon.getResPackage(), mContext.getPackageName())) {
+            icon = new RoundedHomepageIcon(mContext, icon);
+            mCache.updateIcon(tile.icon, icon);
+        }
+        holder.icon.setImageDrawable(icon);
         holder.title.setText(tile.title);
         if (!TextUtils.isEmpty(tile.summary)) {
             holder.summary.setText(tile.summary);
@@ -329,25 +333,6 @@ public class DashboardAdapterV2 extends RecyclerView.Adapter<DashboardAdapterV2.
         }
     }
 
-    private void tintIcons(DashboardCategory category) {
-        if (!mDashboardFeatureProvider.shouldTintIcon()) {
-            return;
-        }
-        // TODO: Better place for tinting?
-        final TypedArray a = mContext.obtainStyledAttributes(new int[]{
-                android.R.attr.colorControlNormal});
-        final int tintColor = a.getColor(0, mContext.getColor(R.color.fallback_tintColor));
-        a.recycle();
-        if (category != null) {
-            for (Tile tile : category.getTiles()) {
-                if (tile.isIconTintable) {
-                    // If this drawable is tintable, tint it to match the color.
-                    tile.icon.setTint(tintColor);
-                }
-            }
-        }
-    }
-
     @Override
     public void onSaveInstanceState(Bundle outState) {
         final DashboardCategory category = mDashboardData.getCategory();
@@ -392,10 +377,14 @@ public class DashboardAdapterV2 extends RecyclerView.Adapter<DashboardAdapterV2.
             Drawable drawable = mMap.get(icon);
             if (drawable == null) {
                 drawable = icon.loadDrawable(mContext);
-                mMap.put(icon, drawable);
+                updateIcon(icon, drawable);
             }
             return drawable;
         }
+
+        public void updateIcon(Icon icon, Drawable drawable) {
+            mMap.put(icon, drawable);
+        }
     }
 
     public static class DashboardItemHolder extends RecyclerView.ViewHolder {

src/com/android/settings/dashboard/DashboardFeatureProvider.java

@@ -56,7 +56,9 @@ public interface DashboardFeatureProvider {
 
     /**
      * Whether or not we should tint icons in setting pages.
+     * @deprecated in favor of color icons in homepage
      */
+    @Deprecated
     boolean shouldTintIcon();
 
     /**

src/com/android/settings/dashboard/RoundedHomepageIcon.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2018 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.dashboard;
+
+import android.content.Context;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.LayerDrawable;
+
+import com.android.settings.R;
+
+public class RoundedHomepageIcon extends LayerDrawable {
+
+    public RoundedHomepageIcon(Context context, Drawable foreground) {
+        super(new Drawable[] {
+                context.getDrawable(R.drawable.ic_homepage_generic_background),
+                foreground
+        });
+        final int insetPx = context.getResources()
+                .getDimensionPixelSize(R.dimen.dashboard_tile_foreground_image_inset);
+        setLayerInset(1 /* index */, insetPx, insetPx, insetPx, insetPx);
+    }
+}

tests/robotests/src/com/android/settings/dashboard/DashboardAdapterV2Test.java

@@ -16,11 +16,8 @@
 package com.android.settings.dashboard;
 
 import static com.google.common.truth.Truth.assertThat;
-
-import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.reset;
@@ -31,11 +28,12 @@ import static org.mockito.Mockito.when;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.res.Resources;
-import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
 import android.graphics.drawable.Icon;
 import android.service.settings.suggestions.Suggestion;
 import android.support.v7.widget.RecyclerView;
 import android.util.DisplayMetrics;
+import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.TextView;
 
@@ -47,7 +45,6 @@ import com.android.settings.dashboard.suggestions.SuggestionAdapterV2;
 import com.android.settings.testutils.FakeFeatureFactory;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
 import com.android.settings.testutils.shadow.SettingsShadowResources;
-import com.android.settingslib.drawer.DashboardCategory;
 import com.android.settingslib.drawer.Tile;
 
 import org.junit.Before;
@@ -58,6 +55,7 @@ import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
+import org.robolectric.util.ReflectionHelpers;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -105,7 +103,8 @@ public class DashboardAdapterV2Test {
     public void testSuggestionDismissed_notOnlySuggestion_updateSuggestionOnly() {
         final DashboardAdapterV2 adapter =
                 spy(new DashboardAdapterV2(mContext, null /* savedInstanceState */,
-            null /* conditions */, null /* suggestionControllerMixin */, null /* lifecycle */));
+                        null /* conditions */, null /* suggestionControllerMixin */, null /*
+                        lifecycle */));
         final List<Suggestion> suggestions = makeSuggestionsV2("pkg1", "pkg2", "pkg3");
         adapter.setSuggestions(suggestions);
 
@@ -143,7 +142,8 @@ public class DashboardAdapterV2Test {
                 new DashboardAdapterV2.SuggestionContainerHolder(itemView);
         final List<Suggestion> suggestions = makeSuggestionsV2("pkg1", "pkg2", "pkg3", "pkg4");
         final DashboardAdapterV2 adapter = spy(new DashboardAdapterV2(mContext,
-            null /*savedInstance */, null /* conditions */, null /* suggestionControllerMixin */,
+                null /*savedInstance */, null /* conditions */,
+                null /* suggestionControllerMixin */,
                 null /* lifecycle */));
         adapter.setSuggestions(suggestions);
         adapter.onBindSuggestion(holder, 0);
@@ -160,7 +160,8 @@ public class DashboardAdapterV2Test {
     public void testSuggestionDismissed_onlySuggestion_updateDashboardData() {
         DashboardAdapterV2 adapter =
                 spy(new DashboardAdapterV2(mContext, null /* savedInstanceState */,
-            null /* conditions */, null /* suggestionControllerMixin */, null /* lifecycle */));
+                        null /* conditions */, null /* suggestionControllerMixin */, null /*
+                        lifecycle */));
         final List<Suggestion> suggestions = makeSuggestionsV2("pkg1");
         adapter.setSuggestions(suggestions);
         final DashboardDataV2 dashboardData = adapter.mDashboardData;
@@ -172,24 +173,6 @@ public class DashboardAdapterV2Test {
         verify(adapter).notifyDashboardDataChanged(any());
     }
 
-    @Test
-    public void testSetCategories_iconTinted() {
-        TypedArray mockTypedArray = mock(TypedArray.class);
-        doReturn(mockTypedArray).when(mContext).obtainStyledAttributes(any(int[].class));
-        doReturn(0x89000000).when(mockTypedArray).getColor(anyInt(), anyInt());
-
-        final DashboardCategory category = new DashboardCategory();
-        final Icon mockIcon = mock(Icon.class);
-        final Tile tile = new Tile();
-        tile.isIconTintable = true;
-        tile.icon = mockIcon;
-        category.addTile(tile);
-
-        mDashboardAdapter.setCategory(category);
-
-        verify(mockIcon).setTint(eq(0x89000000));
-    }
-
     @Test
     public void testBindSuggestion_shouldSetSuggestionAdapterAndNoCrash() {
         mDashboardAdapter = new DashboardAdapterV2(mContext, null /* savedInstanceState */,
@@ -245,6 +228,46 @@ public class DashboardAdapterV2Test {
         verify(summary).setText("4");
     }
 
+    @Test
+    public void onBindTile_internalTile_shouldNotUseGenericBackgroundIcon() {
+        final Context context = RuntimeEnvironment.application;
+        final View view = LayoutInflater.from(context).inflate(R.layout.dashboard_tile, null);
+        final DashboardAdapterV2.DashboardItemHolder holder =
+                new DashboardAdapterV2.DashboardItemHolder(view);
+        final Tile tile = new Tile();
+        tile.icon = Icon.createWithResource(context, R.drawable.ic_settings);
+        final DashboardAdapterV2.IconCache iconCache = mock(DashboardAdapterV2.IconCache.class);
+        when(iconCache.getIcon(tile.icon)).thenReturn(context.getDrawable(R.drawable.ic_settings));
+
+        mDashboardAdapter = new DashboardAdapterV2(context, null /* savedInstanceState */,
+                null /* conditions */, null /* suggestionControllerMixin */, null /* lifecycle */);
+        ReflectionHelpers.setField(mDashboardAdapter, "mCache", iconCache);
+        mDashboardAdapter.onBindTile(holder, tile);
+
+        verify(iconCache, never()).updateIcon(any(Icon.class), any(Drawable.class));
+    }
+
+    @Test
+    public void onBindTile_externalTile_shouldNotUseGenericBackgroundIcon() {
+        final Context context = RuntimeEnvironment.application;
+        final View view = LayoutInflater.from(context).inflate(R.layout.dashboard_tile, null);
+        final DashboardAdapterV2.DashboardItemHolder holder =
+                new DashboardAdapterV2.DashboardItemHolder(view);
+        final Tile tile = new Tile();
+        tile.icon = mock(Icon.class);
+        when(tile.icon.getResPackage()).thenReturn("another.package");
+
+        final DashboardAdapterV2.IconCache iconCache = mock(DashboardAdapterV2.IconCache.class);
+        when(iconCache.getIcon(tile.icon)).thenReturn(context.getDrawable(R.drawable.ic_settings));
+
+        mDashboardAdapter = new DashboardAdapterV2(context, null /* savedInstanceState */,
+                null /* conditions */, null /* suggestionControllerMixin */, null /* lifecycle */);
+        ReflectionHelpers.setField(mDashboardAdapter, "mCache", iconCache);
+        mDashboardAdapter.onBindTile(holder, tile);
+
+        verify(iconCache).updateIcon(eq(tile.icon), any(RoundedHomepageIcon.class));
+    }
+
     private List<Suggestion> makeSuggestionsV2(String... pkgNames) {
         final List<Suggestion> suggestions = new ArrayList<>();
         for (String pkgName : pkgNames) {

tests/robotests/src/com/android/settings/dashboard/RoundedHomepageIconTest.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2018 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.dashboard;
+
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.graphics.drawable.ColorDrawable;
+
+import com.android.settings.R;
+import com.android.settings.TestConfig;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class RoundedHomepageIconTest {
+
+    private Context mContext;
+
+    @Before
+    public void setUp() {
+        mContext = RuntimeEnvironment.application;
+    }
+
+    @Test
+    public void createIcon_shouldSetBackgroundAndInset() {
+        final RoundedHomepageIcon icon = new RoundedHomepageIcon(
+                mContext, new ColorDrawable(Color.BLACK));
+
+        assertThat(icon.getNumberOfLayers()).isEqualTo(2);
+        assertThat(icon.getDrawable(0))
+                .isEqualTo(mContext.getDrawable(R.drawable.ic_homepage_generic_background));
+    }
+}