109 lines
3.1 KiB
Java
109 lines
3.1 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.setupwizardlib.template;
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import static com.google.common.truth.Truth.assertThat;
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import static org.mockito.Mockito.verify;
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import static org.robolectric.RuntimeEnvironment.application;
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import android.content.Context;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.BaseAdapter;
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import android.widget.ListView;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.mockito.Mock;
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import org.mockito.MockitoAnnotations;
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import org.robolectric.RobolectricTestRunner;
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import org.robolectric.Shadows;
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import org.robolectric.annotation.Config;
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@Config(sdk = {Config.OLDEST_SDK, Config.NEWEST_SDK})
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@RunWith(RobolectricTestRunner.class)
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public class ListViewScrollHandlingDelegateTest {
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@Mock private RequireScrollMixin requireScrollMixin;
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private ListView listView;
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private ListViewScrollHandlingDelegate delegate;
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@Before
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public void setUp() throws Exception {
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MockitoAnnotations.initMocks(this);
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listView = new TestListView(application);
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delegate = new ListViewScrollHandlingDelegate(requireScrollMixin, listView);
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listView.layout(0, 0, 50, 50);
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}
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@Test
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public void testRequireScroll() throws Throwable {
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delegate.startListening();
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verify(requireScrollMixin).notifyScrollabilityChange(true);
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}
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@Test
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public void testScrolledToBottom() throws Throwable {
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delegate.startListening();
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verify(requireScrollMixin).notifyScrollabilityChange(true);
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Shadows.shadowOf(listView).getOnScrollListener().onScroll(listView, 2, 20, 20);
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verify(requireScrollMixin).notifyScrollabilityChange(false);
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}
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@Test
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public void testPageScrollDown() throws Throwable {
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delegate.pageScrollDown();
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assertThat(Shadows.shadowOf(listView).getLastSmoothScrollByDistance()).isEqualTo(50);
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}
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private static class TestListView extends ListView {
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TestListView(Context context) {
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super(context);
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setAdapter(
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new BaseAdapter() {
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@Override
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public int getCount() {
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return 20;
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}
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@Override
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public Object getItem(int position) {
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return null;
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}
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@Override
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public long getItemId(int position) {
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return position;
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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return new View(parent.getContext());
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}
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});
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}
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}
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}
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