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Moving all widget picker tests to instrumentation tests

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Bug: 196825541
Test: Presubmit
Change-Id: I946f29baedb2e6b29044f8df1bc73b74e9999efe
This commit is contained in:
Sunny Goyal
2021-07-29 15:48:24 -07:00
parent 741107cc53
commit 177785eccf
18 changed files with 251 additions and 234 deletions
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tests/src/com/android/launcher3/widget/picker/WidgetsDiffReporterTest.java
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/*
* Copyright (C) 2021 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.launcher3.widget.picker;
import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
import static com.android.launcher3.util.WidgetUtils.createAppWidgetProviderInfo;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyZeroInteractions;
import android.appwidget.AppWidgetProviderInfo;
import android.content.ComponentName;
import android.content.Context;
import android.graphics.Bitmap;
import android.os.UserHandle;
import androidx.recyclerview.widget.RecyclerView;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import androidx.test.filters.SmallTest;
import com.android.launcher3.InvariantDeviceProfile;
import com.android.launcher3.icons.BitmapInfo;
import com.android.launcher3.icons.ComponentWithLabel;
import com.android.launcher3.icons.IconCache;
import com.android.launcher3.model.WidgetItem;
import com.android.launcher3.model.data.PackageItemInfo;
import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
import com.android.launcher3.widget.model.WidgetsListBaseEntry;
import com.android.launcher3.widget.model.WidgetsListContentEntry;
import com.android.launcher3.widget.model.WidgetsListHeaderEntry;
import com.android.launcher3.widget.picker.WidgetsListAdapter.WidgetListBaseRowEntryComparator;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.util.ArrayList;
import java.util.List;
@SmallTest
@RunWith(AndroidJUnit4.class)
public final class WidgetsDiffReporterTest {
private static final String TEST_PACKAGE_PREFIX = "com.android.test";
private static final WidgetListBaseRowEntryComparator COMPARATOR =
new WidgetListBaseRowEntryComparator();
@Mock private IconCache mIconCache;
@Mock private RecyclerView.Adapter mAdapter;
private InvariantDeviceProfile mTestProfile;
private WidgetsDiffReporter mWidgetsDiffReporter;
private Context mContext;
private WidgetsListHeaderEntry mHeaderA;
private WidgetsListHeaderEntry mHeaderB;
private WidgetsListHeaderEntry mHeaderC;
private WidgetsListHeaderEntry mHeaderD;
private WidgetsListHeaderEntry mHeaderE;
private WidgetsListContentEntry mContentC;
private WidgetsListContentEntry mContentE;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
mTestProfile = new InvariantDeviceProfile();
mTestProfile.numRows = 5;
mTestProfile.numColumns = 5;
doAnswer(invocation -> ((ComponentWithLabel) invocation.getArgument(0))
.getComponent().getPackageName())
.when(mIconCache).getTitleNoCache(any());
mContext = getApplicationContext();
mWidgetsDiffReporter = new WidgetsDiffReporter(mIconCache, mAdapter);
mHeaderA = createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "A",
/* appName= */ "A", /* numOfWidgets= */ 3);
mHeaderB = createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "B",
/* appName= */ "B", /* numOfWidgets= */ 3);
mHeaderC = createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "C",
/* appName= */ "C", /* numOfWidgets= */ 3);
mContentC = createWidgetsContentEntry(TEST_PACKAGE_PREFIX + "C",
/* appName= */ "C", /* numOfWidgets= */ 3);
mHeaderD = createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "D",
/* appName= */ "D", /* numOfWidgets= */ 3);
mHeaderE = createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "E",
/* appName= */ "E", /* numOfWidgets= */ 3);
mContentE = createWidgetsContentEntry(TEST_PACKAGE_PREFIX + "E",
/* appName= */ "E", /* numOfWidgets= */ 3);
}
@Test
public void listNotChanged_shouldNotInvokeAnyCallbacks() {
// GIVEN the current list has app headers [A, B, C].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mHeaderC));
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, currentList, COMPARATOR);
// THEN there is no adaptor callback.
verifyZeroInteractions(mAdapter);
// THEN the current list contains the same entries.
assertThat(currentList).containsExactly(mHeaderA, mHeaderB, mHeaderC);
}
@Test
public void headersOnly_emptyListToNonEmpty_shouldInvokeNotifyDataSetChanged() {
// GIVEN the current list has app headers [A, B, C].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>();
List<WidgetsListBaseEntry> newList = List.of(
createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "A", "A", 3),
createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "B", "B", 3),
createWidgetsHeaderEntry(TEST_PACKAGE_PREFIX + "C", "C", 3));
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN notifyDataSetChanged is called
verify(mAdapter).notifyDataSetChanged();
// THEN the current list contains all elements from the new list.
assertThat(currentList).containsExactlyElementsIn(newList);
}
@Test
public void headersOnly_nonEmptyToEmptyList_shouldInvokeNotifyDataSetChanged() {
// GIVEN the current list has app headers [A, B, C].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mHeaderC));
// GIVEN the new list is empty.
List<WidgetsListBaseEntry> newList = List.of();
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN notifyDataSetChanged is called.
verify(mAdapter).notifyDataSetChanged();
// THEN the current list isEmpty.
assertThat(currentList).isEmpty();
}
@Test
public void headersOnly_itemAddedAndRemovedInTheNewList_shouldInvokeCorrectCallbacks() {
// GIVEN the current list has app headers [A, B, D].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mHeaderD));
// GIVEN the new list has app headers [A, C, E].
List<WidgetsListBaseEntry> newList = List.of(mHeaderA, mHeaderC, mHeaderE);
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN "B" is removed from position 1.
verify(mAdapter).notifyItemRemoved(/* position= */ 1);
// THEN "D" is removed from position 2.
verify(mAdapter).notifyItemRemoved(/* position= */ 2);
// THEN "C" is inserted at position 1.
verify(mAdapter).notifyItemInserted(/* position= */ 1);
// THEN "E" is inserted at position 2.
verify(mAdapter).notifyItemInserted(/* position= */ 2);
// THEN the current list contains all elements from the new list.
assertThat(currentList).containsExactlyElementsIn(newList);
}
@Test
public void headersContentsMix_itemAddedAndRemovedInTheNewList_shouldInvokeCorrectCallbacks() {
// GIVEN the current list has app headers [A, B, E content].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mContentE));
// GIVEN the new list has app headers [A, C content, D].
List<WidgetsListBaseEntry> newList = List.of(mHeaderA, mContentC, mHeaderD);
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN "B" is removed from position 1.
verify(mAdapter).notifyItemRemoved(/* position= */ 1);
// THEN "C content" is inserted at position 1.
verify(mAdapter).notifyItemInserted(/* position= */ 1);
// THEN "D" is inserted at position 2.
verify(mAdapter).notifyItemInserted(/* position= */ 2);
// THEN "E content" is removed from position 3.
verify(mAdapter).notifyItemRemoved(/* position= */ 3);
// THEN the current list contains all elements from the new list.
assertThat(currentList).containsExactlyElementsIn(newList);
}
@Test
public void headersContentsMix_userInteractWithHeader_shouldInvokeCorrectCallbacks() {
// GIVEN the current list has app headers [A, B, E content].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mContentE));
// GIVEN the new list has app headers [A, B, E content] and the user has interacted with B.
List<WidgetsListBaseEntry> newList =
List.of(mHeaderA, mHeaderB.withWidgetListShown(), mContentE);
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN notify "B" has been changed.
verify(mAdapter).notifyItemChanged(/* position= */ 1);
// THEN the current list contains all elements from the new list.
assertThat(currentList).containsExactlyElementsIn(newList);
}
@Test
public void headersContentsMix_headerWidgetsModified_shouldInvokeCorrectCallbacks() {
// GIVEN the current list has app headers [A, B, E content].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mContentE));
// GIVEN the new list has one of the headers widgets list modified.
List<WidgetsListBaseEntry> newList = List.of(
new WidgetsListHeaderEntry(
mHeaderA.mPkgItem, mHeaderA.mTitleSectionName,
mHeaderA.mWidgets.subList(0, 1)),
mHeaderB, mContentE);
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN notify "A" has been changed.
verify(mAdapter).notifyItemChanged(/* position= */ 0);
// THEN the current list contains all elements from the new list.
assertThat(currentList).containsExactlyElementsIn(newList);
}
@Test
public void headersContentsMix_contentMaxSpanSizeModified_shouldInvokeCorrectCallbacks() {
// GIVEN the current list has app headers [A, B, E content].
ArrayList<WidgetsListBaseEntry> currentList = new ArrayList<>(
List.of(mHeaderA, mHeaderB, mContentE));
// GIVEN the new list has max span size in "E content" modified.
List<WidgetsListBaseEntry> newList = List.of(
mHeaderA,
mHeaderB,
new WidgetsListContentEntry(
mContentE.mPkgItem,
mContentE.mTitleSectionName,
mContentE.mWidgets,
mContentE.getMaxSpanSizeInCells() + 1));
// WHEN computing the list difference.
mWidgetsDiffReporter.process(currentList, newList, COMPARATOR);
// THEN notify "E content" has been changed.
verify(mAdapter).notifyItemChanged(/* position= */ 2);
// THEN the current list contains all elements from the new list.
assertThat(currentList).containsExactlyElementsIn(newList);
}
private WidgetsListHeaderEntry createWidgetsHeaderEntry(String packageName, String appName,
int numOfWidgets) {
List<WidgetItem> widgetItems = generateWidgetItems(packageName, numOfWidgets);
PackageItemInfo pInfo = createPackageItemInfo(packageName, appName,
widgetItems.get(0).user);
return new WidgetsListHeaderEntry(pInfo, /* titleSectionName= */ "", widgetItems);
}
private WidgetsListContentEntry createWidgetsContentEntry(String packageName, String appName,
int numOfWidgets) {
List<WidgetItem> widgetItems = generateWidgetItems(packageName, numOfWidgets);
PackageItemInfo pInfo = createPackageItemInfo(packageName, appName,
widgetItems.get(0).user);
return new WidgetsListContentEntry(pInfo, /* titleSectionName= */ "", widgetItems);
}
private PackageItemInfo createPackageItemInfo(String packageName, String appName,
UserHandle userHandle) {
PackageItemInfo pInfo = new PackageItemInfo(packageName);
pInfo.title = appName;
pInfo.user = userHandle;
pInfo.bitmap = BitmapInfo.of(Bitmap.createBitmap(10, 10, Bitmap.Config.ALPHA_8), 0);
return pInfo;
}
private List<WidgetItem> generateWidgetItems(String packageName, int numOfWidgets) {
ArrayList<WidgetItem> widgetItems = new ArrayList<>();
for (int i = 0; i < numOfWidgets; i++) {
ComponentName cn = ComponentName.createRelative(packageName, ".SampleWidget" + i);
AppWidgetProviderInfo widgetInfo = createAppWidgetProviderInfo(cn);
WidgetItem widgetItem = new WidgetItem(
LauncherAppWidgetProviderInfo.fromProviderInfo(mContext, widgetInfo),
mTestProfile, mIconCache);
widgetItems.add(widgetItem);
}
return widgetItems;
}
}