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Diffstat (limited to 'android/arch/paging/TiledPagedListTest.java')
-rw-r--r--android/arch/paging/TiledPagedListTest.java124
1 files changed, 47 insertions, 77 deletions
diff --git a/android/arch/paging/TiledPagedListTest.java b/android/arch/paging/TiledPagedListTest.java
index 22bfd1ff..4ad02e12 100644
--- a/android/arch/paging/TiledPagedListTest.java
+++ b/android/arch/paging/TiledPagedListTest.java
@@ -78,107 +78,75 @@ public class TiledPagedListTest {
}
}
- private void verifyRange(List<Item> list, Integer... loadedPages) {
+ private void verifyRange(PageArrayList<Item> list, Integer... loadedPages) {
List<Integer> loadedPageList = Arrays.asList(loadedPages);
assertEquals(ITEMS.size(), list.size());
for (int i = 0; i < list.size(); i++) {
if (loadedPageList.contains(i / PAGE_SIZE)) {
- assertSame("Index " + i, ITEMS.get(i), list.get(i));
+ assertSame(ITEMS.get(i), list.get(i));
} else {
- assertEquals("Index " + i, null, list.get(i));
+ assertEquals(null, list.get(i));
}
}
}
- private TiledPagedList<Item> createTiledPagedList(int loadPosition, int initPages) {
- return createTiledPagedList(loadPosition, initPages, PAGE_SIZE);
+ private TiledPagedList<Item> createTiledPagedList(int loadPosition) {
+ return createTiledPagedList(loadPosition, PAGE_SIZE);
}
- private TiledPagedList<Item> createTiledPagedList(int loadPosition, int initPages,
- int prefetchDistance) {
+ private TiledPagedList<Item> createTiledPagedList(int loadPosition, int prefetchDistance) {
TestTiledSource source = new TestTiledSource();
return new TiledPagedList<>(
source, mMainThread, mBackgroundThread,
new PagedList.Config.Builder()
.setPageSize(PAGE_SIZE)
- .setInitialLoadSizeHint(PAGE_SIZE * initPages)
.setPrefetchDistance(prefetchDistance)
.build(),
loadPosition);
}
@Test
- public void computeFirstLoadPosition_zero() {
- assertEquals(0, TiledPagedList.computeFirstLoadPosition(0, 30, 10, 100));
- }
-
- @Test
- public void computeFirstLoadPosition_requestedPositionIncluded() {
- assertEquals(0, TiledPagedList.computeFirstLoadPosition(10, 10, 10, 100));
- }
-
- @Test
- public void computeFirstLoadPosition_endAdjusted() {
- assertEquals(70, TiledPagedList.computeFirstLoadPosition(99, 30, 10, 100));
- }
-
- @Test
- public void initialLoad_onePage() {
- TiledPagedList<Item> pagedList = createTiledPagedList(0, 1);
- verifyRange(pagedList, 0, 1);
- }
-
- @Test
- public void initialLoad_onePageOffset() {
- TiledPagedList<Item> pagedList = createTiledPagedList(10, 1);
- verifyRange(pagedList, 0, 1);
- }
-
- @Test
- public void initialLoad_full() {
- TiledPagedList<Item> pagedList = createTiledPagedList(0, 100);
- verifyRange(pagedList, 0, 1, 2, 3, 4);
+ public void initialLoad() {
+ TiledPagedList<Item> pagedList = createTiledPagedList(0);
+ verifyRange(pagedList, 0);
}
@Test
public void initialLoad_end() {
- TiledPagedList<Item> pagedList = createTiledPagedList(44, 2);
+ TiledPagedList<Item> pagedList = createTiledPagedList(44);
verifyRange(pagedList, 3, 4);
}
@Test
public void initialLoad_multiple() {
- TiledPagedList<Item> pagedList = createTiledPagedList(9, 2);
+ TiledPagedList<Item> pagedList = createTiledPagedList(9);
verifyRange(pagedList, 0, 1);
}
@Test
public void initialLoad_offset() {
- TiledPagedList<Item> pagedList = createTiledPagedList(41, 2);
+ TiledPagedList<Item> pagedList = createTiledPagedList(41);
verifyRange(pagedList, 3, 4);
}
@Test
public void append() {
- TiledPagedList<Item> pagedList = createTiledPagedList(0, 1);
+ TiledPagedList<Item> pagedList = createTiledPagedList(0);
PagedList.Callback callback = mock(PagedList.Callback.class);
pagedList.addWeakCallback(null, callback);
- verifyRange(pagedList, 0, 1);
+ verifyRange(pagedList, 0);
verifyZeroInteractions(callback);
- pagedList.loadAround(15);
-
- verifyRange(pagedList, 0, 1);
-
+ pagedList.loadAround(5);
drain();
- verifyRange(pagedList, 0, 1, 2);
- verify(callback).onChanged(20, 10);
+ verifyRange(pagedList, 0, 1);
+ verify(callback).onChanged(10, 10);
verifyNoMoreInteractions(callback);
}
@Test
public void prepend() {
- TiledPagedList<Item> pagedList = createTiledPagedList(44, 2);
+ TiledPagedList<Item> pagedList = createTiledPagedList(44);
PagedList.Callback callback = mock(PagedList.Callback.class);
pagedList.addWeakCallback(null, callback);
verifyRange(pagedList, 3, 4);
@@ -194,16 +162,16 @@ public class TiledPagedListTest {
@Test
public void loadWithGap() {
- TiledPagedList<Item> pagedList = createTiledPagedList(0, 1);
+ TiledPagedList<Item> pagedList = createTiledPagedList(0);
PagedList.Callback callback = mock(PagedList.Callback.class);
pagedList.addWeakCallback(null, callback);
- verifyRange(pagedList, 0, 1);
+ verifyRange(pagedList, 0);
verifyZeroInteractions(callback);
pagedList.loadAround(44);
drain();
- verifyRange(pagedList, 0, 1, 3, 4);
+ verifyRange(pagedList, 0, 3, 4);
verify(callback).onChanged(30, 10);
verify(callback).onChanged(40, 5);
verifyNoMoreInteractions(callback);
@@ -211,56 +179,58 @@ public class TiledPagedListTest {
@Test
public void tinyPrefetchTest() {
- TiledPagedList<Item> pagedList = createTiledPagedList(0, 1, 1);
+ TiledPagedList<Item> pagedList = createTiledPagedList(0, 1);
PagedList.Callback callback = mock(PagedList.Callback.class);
pagedList.addWeakCallback(null, callback);
- verifyRange(pagedList, 0, 1);
+ verifyRange(pagedList, 0); // just 4 loaded
verifyZeroInteractions(callback);
- pagedList.loadAround(33);
+ pagedList.loadAround(23);
drain();
- verifyRange(pagedList, 0, 1, 3);
- verify(callback).onChanged(30, 10);
+ verifyRange(pagedList, 0, 2);
+ verify(callback).onChanged(20, 10);
verifyNoMoreInteractions(callback);
pagedList.loadAround(44);
drain();
- verifyRange(pagedList, 0, 1, 3, 4);
+ verifyRange(pagedList, 0, 2, 4);
verify(callback).onChanged(40, 5);
verifyNoMoreInteractions(callback);
}
@Test
public void appendCallbackAddedLate() {
- TiledPagedList<Item> pagedList = createTiledPagedList(0, 1, 0);
- verifyRange(pagedList, 0, 1);
+ TiledPagedList<Item> pagedList = createTiledPagedList(0, 0);
+ verifyRange(pagedList, 0);
- pagedList.loadAround(25);
+ pagedList.loadAround(15);
drain();
- verifyRange(pagedList, 0, 1, 2);
+ verifyRange(pagedList, 0, 1);
+
+ // snapshot at 20 items
+ PageArrayList<Item> snapshot = (PageArrayList<Item>) pagedList.snapshot();
+ verifyRange(snapshot, 0, 1);
- // snapshot at 30 items
- List<Item> snapshot = pagedList.snapshot();
- verifyRange(snapshot, 0, 1, 2);
+ pagedList.loadAround(25);
pagedList.loadAround(35);
- pagedList.loadAround(44);
drain();
- verifyRange(pagedList, 0, 1, 2, 3, 4);
- verifyRange(snapshot, 0, 1, 2);
+ verifyRange(pagedList, 0, 1, 2, 3);
+ verifyRange(snapshot, 0, 1);
PagedList.Callback callback = mock(
PagedList.Callback.class);
pagedList.addWeakCallback(snapshot, callback);
- verify(callback).onChanged(30, 20);
+ verify(callback).onChanged(20, 20);
verifyNoMoreInteractions(callback);
}
+
@Test
public void prependCallbackAddedLate() {
- TiledPagedList<Item> pagedList = createTiledPagedList(44, 2, 0);
+ TiledPagedList<Item> pagedList = createTiledPagedList(44, 0);
verifyRange(pagedList, 3, 4);
pagedList.loadAround(25);
@@ -268,9 +238,10 @@ public class TiledPagedListTest {
verifyRange(pagedList, 2, 3, 4);
// snapshot at 30 items
- List<Item> snapshot = pagedList.snapshot();
+ PageArrayList<Item> snapshot = (PageArrayList<Item>) pagedList.snapshot();
verifyRange(snapshot, 2, 3, 4);
+
pagedList.loadAround(15);
pagedList.loadAround(5);
drain();
@@ -301,11 +272,10 @@ public class TiledPagedListTest {
assertTrue(pagedList.isContiguous());
- ContiguousPagedList<Integer, Item> contiguousPagedList =
- (ContiguousPagedList<Integer, Item>) pagedList;
- assertEquals(0, contiguousPagedList.mStorage.getLeadingNullCount());
- assertEquals(PAGE_SIZE, contiguousPagedList.mStorage.getStorageCount());
- assertEquals(0, contiguousPagedList.mStorage.getTrailingNullCount());
+ ContiguousPagedList<Item> contiguousPagedList = (ContiguousPagedList<Item>) pagedList;
+ assertEquals(0, contiguousPagedList.getLeadingNullCount());
+ assertEquals(PAGE_SIZE, contiguousPagedList.mList.size());
+ assertEquals(0, contiguousPagedList.getTrailingNullCount());
}
private void drain() {
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-25 22:43:38 +0000