| /* |
| * Copyright (C) 2017 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 android.preference2.cts; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.preference.Preference; |
| import android.preference.PreferenceScreen; |
| import android.test.UiThreadTest; |
| |
| import androidx.test.filters.SmallTest; |
| import androidx.test.rule.ActivityTestRule; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import com.android.compatibility.common.util.PollingCheck; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| /** |
| * Tests for {@link android.preference.Preference#setRecycleEnabled()} API. |
| */ |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class PreferenceRecycleTest { |
| |
| private PreferencesFromXmlRecycle mActivity; |
| |
| private static int TIMEOUT_MS = 5000; |
| |
| @Rule |
| public ActivityTestRule<PreferencesFromXmlRecycle> mActivityRule = |
| new ActivityTestRule<>(PreferencesFromXmlRecycle.class); |
| |
| |
| @Before |
| public void setup() { |
| mActivity = mActivityRule.getActivity(); |
| } |
| |
| /** |
| * Tests that recycling is enabled as default. |
| */ |
| @Test |
| @UiThreadTest |
| public void recycleIsOnByDefaultTest() { |
| CustomCheckBoxPreference pref = new CustomCheckBoxPreference(mActivity); |
| assertTrue(pref.isRecycleEnabled()); |
| } |
| |
| @Test |
| @UiThreadTest |
| public void recycleSetGetTest() { |
| Preference pref = new Preference(mActivity); |
| pref.setRecycleEnabled(false); |
| assertFalse(pref.isRecycleEnabled()); |
| } |
| |
| /** |
| * Tests that recycleEnabled attribute is correctly reflected when defined via XLM. |
| */ |
| @Test |
| public void recycleSetViaXmlTest() throws Throwable { |
| PreferenceScreen screen = mActivity.getPreferenceScreen(); |
| |
| RecycleCheckPreference recyclePref = |
| (RecycleCheckPreference)screen.findPreference("pref_checkbox_recycle"); |
| RecycleCheckPreference noRecyclePref = |
| (RecycleCheckPreference)screen.findPreference("pref_checkbox_no_recycle"); |
| |
| // At the beginning the views must be always created (no recycling involved). |
| assertEquals(1, recyclePref.getViewCalledCnt); |
| assertTrue(recyclePref.wasConvertViewNullInLastCall); |
| |
| assertEquals(1, noRecyclePref.getViewCalledCnt); |
| assertTrue(noRecyclePref.wasConvertViewNullInLastCall); |
| |
| // Change a value of some pref to force the list to refresh |
| mActivityRule.runOnUiThread(() -> recyclePref.setChecked(!recyclePref.isChecked())); |
| |
| // Wait for the list to refresh |
| PollingCheck.waitFor(TIMEOUT_MS, |
| () -> recyclePref.getViewCalledCnt == 2 && noRecyclePref.getViewCalledCnt == 2); |
| |
| assertEquals(2, recyclePref.getViewCalledCnt); |
| assertFalse(recyclePref.wasConvertViewNullInLastCall); // Recycling |
| |
| assertEquals(2, noRecyclePref.getViewCalledCnt); |
| assertTrue(noRecyclePref.wasConvertViewNullInLastCall); // Not recycling |
| } |
| |
| /** |
| * Tests that recycleEnabled attribute is correctly reflected when defined via |
| * {@link android.preference.Preference#setRecycleEnabled}. |
| */ |
| @Test |
| public void recycleSetViaCodeTest() throws Throwable { |
| |
| final PreferenceScreen screen = mActivity.getPreferenceScreen(); |
| |
| mActivityRule.runOnUiThread(() -> { |
| RecycleCheckPreference recyclePref = new RecycleCheckPreference(mActivity); |
| recyclePref.setKey("recyclePref"); |
| recyclePref.setRecycleEnabled(true); |
| screen.addPreference(recyclePref); |
| |
| RecycleCheckPreference noRecyclePref = new RecycleCheckPreference(mActivity); |
| noRecyclePref.setKey("noRecyclePref"); |
| noRecyclePref.setRecycleEnabled(false); |
| screen.addPreference(noRecyclePref); |
| }); |
| |
| // Select the last item in the list to make sure the newly added prefs is actually |
| // displayed even on small screen like watches. |
| mActivityRule.runOnUiThread(() -> { |
| mActivity.getListView().setSelection(mActivity.getListView().getCount() - 1); |
| }); |
| |
| // Grab the preferences we just created on the Ui thread. |
| RecycleCheckPreference recyclePref = |
| (RecycleCheckPreference)screen.findPreference("recyclePref"); |
| RecycleCheckPreference noRecyclePref = |
| (RecycleCheckPreference)screen.findPreference("noRecyclePref"); |
| |
| // Wait for the views to be created (because we may scroll the screen to display the |
| // latest views, these views may get refreshed more than once). |
| PollingCheck.waitFor(TIMEOUT_MS, |
| () -> recyclePref.getViewCalledCnt > 0 && noRecyclePref.getViewCalledCnt > 0); |
| |
| // Change a value of some pref to force the list to refresh |
| mActivityRule.runOnUiThread(() -> recyclePref.setChecked(!recyclePref.isChecked())); |
| |
| // Wait for the list to refresh |
| PollingCheck.waitFor(TIMEOUT_MS, |
| () -> recyclePref.getViewCalledCnt > 1 && noRecyclePref.getViewCalledCnt > 1); |
| |
| assertFalse(recyclePref.wasConvertViewNullInLastCall); // Recycling |
| assertTrue(noRecyclePref.wasConvertViewNullInLastCall); // Not recycling |
| } |
| } |