Home | History | Annotate | Download | only in dirlist 
      1 /*
      2  * Copyright (C) 2016 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 
     17 package com.android.documentsui.dirlist;
     18 
     19 import static org.junit.Assert.assertFalse;
     20 
     21 import android.support.test.filters.SmallTest;
     22 import android.support.test.runner.AndroidJUnit4;
     23 import android.support.v7.widget.RecyclerView;
     24 import android.view.MotionEvent;
     25 
     26 import com.android.documentsui.base.Events.InputEvent;
     27 import com.android.documentsui.selection.SelectionManager;
     28 import com.android.documentsui.selection.SelectionProbe;
     29 import com.android.documentsui.testing.SelectionManagers;
     30 import com.android.documentsui.testing.TestActionHandler;
     31 import com.android.documentsui.testing.TestEvent;
     32 import com.android.documentsui.testing.TestEvent.Builder;
     33 import com.android.documentsui.testing.TestEventHandler;
     34 import com.android.documentsui.testing.TestPredicate;
     35 
     36 import org.junit.Before;
     37 import org.junit.Test;
     38 import org.junit.runner.RunWith;
     39 
     40 import java.util.List;
     41 
     42 @RunWith(AndroidJUnit4.class)
     43 @SmallTest
     44 public final class UserInputHandler_TouchTest {
     45 
     46     private static final List<String> ITEMS = TestData.create(100);
     47 
     48     private UserInputHandler<TestEvent> mInputHandler;
     49     private TestActionHandler mActionHandler;
     50 
     51     private SelectionProbe mSelection;
     52     private TestPredicate<DocumentDetails> mCanSelect;
     53     private TestEventHandler<InputEvent> mRightClickHandler;
     54     private TestEventHandler<InputEvent> mDragAndDropHandler;
     55     private TestEventHandler<InputEvent> mGestureSelectHandler;
     56     private TestEventHandler<Void> mPerformHapticFeedback;
     57 
     58     private Builder mEvent;
     59 
     60     @Before
     61     public void setUp() {
     62         SelectionManager selectionMgr = SelectionManagers.createTestInstance(ITEMS);
     63 
     64         mActionHandler = new TestActionHandler();
     65 
     66         mSelection = new SelectionProbe(selectionMgr);
     67         mCanSelect = new TestPredicate<>();
     68         mRightClickHandler = new TestEventHandler<>();
     69         mDragAndDropHandler = new TestEventHandler<>();
     70         mGestureSelectHandler = new TestEventHandler<>();
     71         mPerformHapticFeedback = new TestEventHandler<>();
     72 
     73         mInputHandler = new UserInputHandler<>(
     74                 mActionHandler,
     75                 new TestFocusHandler(),
     76                 selectionMgr,
     77                 (MotionEvent event) -> {
     78                     throw new UnsupportedOperationException("Not exercised in tests.");
     79                 },
     80                 mCanSelect,
     81                 mRightClickHandler::accept,
     82                 mDragAndDropHandler::accept,
     83                 mGestureSelectHandler::accept,
     84                 () -> mPerformHapticFeedback.accept(null));
     85 
     86         mEvent = TestEvent.builder();
     87     }
     88 
     89     @Test
     90     public void testTap_ActivatesWhenNoExistingSelection() {
     91         mInputHandler.onSingleTapUp(mEvent.at(11).build());
     92         mActionHandler.open.assertLastArgument(mEvent.build().getDocumentDetails());
     93     }
     94 
     95     @Test
     96     public void testScroll_shouldNotBeTrapped() {
     97         assertFalse(mInputHandler.onScroll(mEvent.build()));
     98     }
     99 
    100     @Test
    101     public void testLongPress_StartsSelectionMode() {
    102         mCanSelect.nextReturn(true);
    103         TestEvent event = mEvent.at(7).build();
    104         mInputHandler.onLongPress(event);
    105         mSelection.assertSelection(7);
    106         mPerformHapticFeedback.assertCalled();
    107     }
    108 
    109     @Test
    110     public void testLongPress_SecondPressAddsSelection() {
    111         mCanSelect.nextReturn(true);
    112         TestEvent event1 = mEvent.at(7).build();
    113         TestEvent event2 = mEvent.at(99).build();
    114         TestEvent event3 = mEvent.at(13).build();
    115         mInputHandler.onLongPress(event1);
    116         mPerformHapticFeedback.assertCalled();
    117         mPerformHapticFeedback.reset();
    118         mInputHandler.onLongPress(event2);
    119         mPerformHapticFeedback.assertCalled();
    120         mPerformHapticFeedback.reset();
    121         mInputHandler.onLongPress(event3);
    122         mPerformHapticFeedback.assertCalled();
    123         mPerformHapticFeedback.reset();
    124         mSelection.assertSelection(7, 13, 99);
    125     }
    126 
    127     @Test
    128     public void testTap_UnselectsSelectedItem() {
    129         mInputHandler.onLongPress(mEvent.at(7).build());
    130         mInputHandler.onSingleTapUp(mEvent.at(7).build());
    131         mSelection.assertNoSelection();
    132     }
    133 
    134     @Test
    135     public void testTapOff_ClearsSelection() {
    136         mInputHandler.onLongPress(mEvent.at(7).build());
    137         mInputHandler.onSingleTapUp(mEvent.at(11).build());
    138         mInputHandler.onSingleTapUp(mEvent.at(RecyclerView.NO_POSITION).build());
    139         mSelection.assertNoSelection();
    140     }
    141 }
    142