Android/frameworks_base
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Modify topKEqualsToSort test to cover more cases.

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Modify the test to cover k greater than or equals to input size cases.
Bug: 143076068, 142558305
Test: this is the test.

Change-Id: I52cccd60c1835720f848cdab54b6b09e43020281
This commit is contained in:
Zhen Zhang
2019-10-22 11:05:38 -07:00
parent 2da6b815d6
commit fc7b8aad90
1 changed files with 15 additions and 2 deletions
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17
core/tests/coretests/src/com/android/internal/app/ResolverListControllerTest.java
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@@ -16,6 +16,8 @@
package com.android.internal.app;
import static junit.framework.Assert.assertEquals;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.mockito.Matchers.any;
@@ -126,7 +128,7 @@ public class ResolverListControllerTest {
String annotation = "test_annotation";
Intent sendIntent = createSendImageIntent(annotation);
String refererPackage = "test_referer_package";
List<ResolvedComponentInfo> resolvedComponents = createResolvedComponentsForTest(15);
List<ResolvedComponentInfo> resolvedComponents = createResolvedComponentsForTest(10);
mUsm = new UsageStatsManager(mMockContext, mMockService);
when(mMockContext.getSystemService(Context.USAGE_STATS_SERVICE)).thenReturn(mUsm);
mController = new ResolverListController(mMockContext, mMockPackageManager, sendIntent,
@@ -135,7 +137,18 @@ public class ResolverListControllerTest {
mController.topK(topKList, 5);
List<ResolvedComponentInfo> sortList = new ArrayList<>(topKList);
mController.sort(sortList);
assertThat(sortList.subList(0, 5), is(topKList.subList(0, 5)));
assertEquals("Top k elements should be sorted when input size greater than k.",
sortList.subList(0, 5), topKList.subList(0, 5));
mController.topK(topKList, 10);
sortList = new ArrayList<>(topKList);
mController.sort(sortList);
assertEquals("All elements should be sorted when input size equals k.",
sortList, topKList);
mController.topK(topKList, 15);
sortList = new ArrayList<>(topKList);
mController.sort(sortList);
assertEquals("All elements should be sorted when input size less than k.",
sortList, topKList);
}
private UsageStats initStats(String packageName, String action,