PawletOS/app_Settings
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Make dashboard tile refresh more effcient.

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Instead of removing and re-adding all dashboard tiles, figure out a diff
and rebind/add/remove as necessary.

Bug: 32255863
Test: RunSettingsRoboTests
Change-Id: I9d87ba30ab746257d0ea71282951348ebc4e8965
This commit is contained in:
Fan Zhang
2016-10-19 14:15:34 -07:00
parent 8b5bca5937
commit a1a84e6530
6 changed files with 256 additions and 79 deletions
Download Patch File Download Diff File Expand all files Collapse all files

78
tests/robotests/src/com/android/settings/dashboard/ProgressiveDisclosureTest.java
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@@ -35,6 +35,8 @@ import org.robolectric.RobolectricTestRunner;
import org.robolectric.annotation.Config;
import org.robolectric.shadows.ShadowApplication;
import java.util.List;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyInt;
@@ -67,7 +69,8 @@ public class ProgressiveDisclosureTest {
mScreen = mPreferenceFragment.getPreferenceScreen();
mAppContext = ShadowApplication.getInstance().getApplicationContext();
mFakeFeatureFactory = (FakeFeatureFactory) FeatureFactory.getFactory(mContext);
mMixin = new ProgressiveDisclosureMixin(mAppContext, mPreferenceFragment);
mMixin = new ProgressiveDisclosureMixin(mAppContext,
mFakeFeatureFactory.dashboardFeatureProvider, mPreferenceFragment);
mPreference = new Preference(mAppContext);
mPreference.setKey("test");
when(mFakeFeatureFactory.dashboardFeatureProvider.isEnabled()).thenReturn(true);
@@ -180,4 +183,77 @@ public class ProgressiveDisclosureTest {
verify(screen, times(3)).removePreference(any(Preference.class));
}
@Test
public void addToCollapsedList_shouldAddInOrder() {
final Preference pref1 = new Preference(mAppContext);
final Preference pref2 = new Preference(mAppContext);
pref1.setOrder(10);
pref2.setOrder(20);
// Pref1 has lower order than pref2, but add pref2 first. The collapsed list should maintain
// items in increasing order.
mMixin.addToCollapsedList(pref2);
mMixin.addToCollapsedList(pref1);
List<Preference> collapsedList = mMixin.getCollapsedPrefs();
assertThat(collapsedList.get(0)).isSameAs(pref1);
assertThat(collapsedList.get(1)).isSameAs(pref2);
}
@Test
public void addPreferenceWhenCollapsed_noPrefOnScreen_shouldAddToList() {
// Add something to collapsed list so we are in collapsed state.
mMixin.addToCollapsedList(new Preference(mAppContext));
assertThat(mMixin.getCollapsedPrefs().size()).isEqualTo(1);
// Just 1 preference on screen: the more button
when(mScreen.getPreferenceCount()).thenReturn(1);
final Preference toBeAdded = new Preference(mAppContext);
toBeAdded.setOrder(100);
mMixin.addPreference(mScreen, toBeAdded);
// Should have 2 prefs in collapsed list now
assertThat(mMixin.getCollapsedPrefs().size()).isEqualTo(2);
assertThat(mMixin.getCollapsedPrefs().get(0)).isSameAs(toBeAdded);
}
@Test
public void addPreferenceWhenCollapsed_prefOrderLessThanLastOnScreen_shouldAddToScreen() {
final Preference lastPref = new Preference(mAppContext);
lastPref.setOrder(100);
// Add something to collapsed list so we are in collapsed state.
mMixin.addToCollapsedList(new Preference(mAppContext));
assertThat(mMixin.getCollapsedPrefs().size()).isEqualTo(1);
// 3 prefs on screen, 2 are real and the last one is more button.
when(mScreen.getPreferenceCount()).thenReturn(3);
when(mScreen.getPreference(1)).thenReturn(lastPref);
final Preference toBeAdded = new Preference(mAppContext);
toBeAdded.setOrder(50);
mMixin.addPreference(mScreen, toBeAdded);
verify(mScreen).removePreference(lastPref);
verify(mScreen).addPreference(toBeAdded);
assertThat(mMixin.getCollapsedPrefs().get(0)).isSameAs(lastPref);
}
@Test
public void addPreferenceWhenCollapsed_prefOrderMoreThanLastOnScreen_shouldAddToList() {
final Preference lastPref = new Preference(mAppContext);
lastPref.setOrder(100);
// Add something to collapsed list so we are in collapsed state.
mMixin.addToCollapsedList(new Preference(mAppContext));
assertThat(mMixin.getCollapsedPrefs().size()).isEqualTo(1);
// 3 prefs on screen, 2 are real and the last one is more button.
when(mScreen.getPreferenceCount()).thenReturn(3);
when(mScreen.getPreference(1)).thenReturn(lastPref);
final Preference toBeAdded = new Preference(mAppContext);
toBeAdded.setOrder(200);
mMixin.addPreference(mScreen, toBeAdded);
verify(mScreen, never()).removePreference(any(Preference.class));
verify(mScreen, never()).addPreference(any(Preference.class));
assertThat(mMixin.getCollapsedPrefs().get(0)).isSameAs(toBeAdded);
}
}