1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.setupwizardlib.template;
18
19import static org.mockito.Matchers.anyInt;
20import static org.mockito.Matchers.eq;
21import static org.mockito.Mockito.doNothing;
22import static org.mockito.Mockito.spy;
23import static org.mockito.Mockito.verify;
24import static org.robolectric.RuntimeEnvironment.application;
25
26import com.android.setupwizardlib.BuildConfig;
27import com.android.setupwizardlib.robolectric.SuwLibRobolectricTestRunner;
28import com.android.setupwizardlib.view.BottomScrollView;
29import com.android.setupwizardlib.view.BottomScrollView.BottomScrollListener;
30
31import org.junit.Before;
32import org.junit.Test;
33import org.junit.runner.RunWith;
34import org.mockito.ArgumentCaptor;
35import org.mockito.Mock;
36import org.mockito.MockitoAnnotations;
37import org.robolectric.annotation.Config;
38
39@Config(constants = BuildConfig.class, sdk = { Config.OLDEST_SDK, Config.NEWEST_SDK })
40@RunWith(SuwLibRobolectricTestRunner.class)
41public class ScrollViewScrollHandlingDelegateTest {
42
43    @Mock
44    private RequireScrollMixin mRequireScrollMixin;
45
46    private BottomScrollView mScrollView;
47    private ScrollViewScrollHandlingDelegate mDelegate;
48    private ArgumentCaptor<BottomScrollListener> mListenerCaptor;
49
50    @Before
51    public void setUp() throws Exception {
52        MockitoAnnotations.initMocks(this);
53
54        mScrollView = spy(new BottomScrollView(application));
55        mDelegate = new ScrollViewScrollHandlingDelegate(mRequireScrollMixin, mScrollView);
56
57        mListenerCaptor = ArgumentCaptor.forClass(BottomScrollListener.class);
58        doNothing().when(mScrollView).setBottomScrollListener(mListenerCaptor.capture());
59
60        mScrollView.layout(0, 0, 50, 50);
61    }
62
63    @Test
64    public void testRequireScroll() throws Throwable {
65        mDelegate.startListening();
66
67        mListenerCaptor.getValue().onRequiresScroll();
68        verify(mRequireScrollMixin).notifyScrollabilityChange(true);
69    }
70
71    @Test
72    public void testScrolledToBottom() throws Throwable {
73        mDelegate.startListening();
74
75        mListenerCaptor.getValue().onRequiresScroll();
76        verify(mRequireScrollMixin).notifyScrollabilityChange(true);
77
78        mListenerCaptor.getValue().onScrolledToBottom();
79
80        verify(mRequireScrollMixin).notifyScrollabilityChange(false);
81    }
82
83    @Test
84    public void testPageScrollDown() throws Throwable {
85        mDelegate.pageScrollDown();
86        verify(mScrollView).smoothScrollBy(anyInt(), eq(50));
87    }
88}
89