| /* |
| * 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 com.android.setupwizardlib.template; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.mockito.Mockito.verify; |
| import static org.robolectric.RuntimeEnvironment.application; |
| |
| import android.content.Context; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.BaseAdapter; |
| import android.widget.ListView; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| import org.robolectric.RobolectricTestRunner; |
| import org.robolectric.Shadows; |
| import org.robolectric.annotation.Config; |
| |
| @Config(sdk = {Config.OLDEST_SDK, Config.NEWEST_SDK}) |
| @RunWith(RobolectricTestRunner.class) |
| public class ListViewScrollHandlingDelegateTest { |
| |
| @Mock private RequireScrollMixin requireScrollMixin; |
| |
| private ListView listView; |
| private ListViewScrollHandlingDelegate delegate; |
| |
| @Before |
| public void setUp() throws Exception { |
| MockitoAnnotations.initMocks(this); |
| |
| listView = new TestListView(application); |
| delegate = new ListViewScrollHandlingDelegate(requireScrollMixin, listView); |
| |
| listView.layout(0, 0, 50, 50); |
| } |
| |
| @Test |
| public void testRequireScroll() throws Throwable { |
| delegate.startListening(); |
| |
| verify(requireScrollMixin).notifyScrollabilityChange(true); |
| } |
| |
| @Test |
| public void testScrolledToBottom() throws Throwable { |
| delegate.startListening(); |
| |
| verify(requireScrollMixin).notifyScrollabilityChange(true); |
| |
| Shadows.shadowOf(listView).getOnScrollListener().onScroll(listView, 2, 20, 20); |
| |
| verify(requireScrollMixin).notifyScrollabilityChange(false); |
| } |
| |
| @Test |
| public void testPageScrollDown() throws Throwable { |
| delegate.pageScrollDown(); |
| assertThat(Shadows.shadowOf(listView).getLastSmoothScrollByDistance()).isEqualTo(50); |
| } |
| |
| private static class TestListView extends ListView { |
| |
| TestListView(Context context) { |
| super(context); |
| setAdapter( |
| new BaseAdapter() { |
| @Override |
| public int getCount() { |
| return 20; |
| } |
| |
| @Override |
| public Object getItem(int position) { |
| return null; |
| } |
| |
| @Override |
| public long getItemId(int position) { |
| return position; |
| } |
| |
| @Override |
| public View getView(int position, View convertView, ViewGroup parent) { |
| return new View(parent.getContext()); |
| } |
| }); |
| } |
| } |
| } |