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.selection; 18 19 import static org.junit.Assert.assertFalse; 20 import static org.junit.Assert.assertTrue; 21 22 import android.support.test.filters.SmallTest; 23 import android.support.test.runner.AndroidJUnit4; 24 import android.view.MotionEvent; 25 import android.view.View; 26 27 import com.android.documentsui.selection.GestureSelectionHelper.RecyclerViewDelegate; 28 import com.android.documentsui.testing.TestEvents; 29 30 import org.junit.Test; 31 import org.junit.runner.RunWith; 32 33 @RunWith(AndroidJUnit4.class) 34 @SmallTest 35 public class GestureSelectionHelper_RecyclerViewDelegateTest { 36 37 // Simulate a (20, 20) box locating at (20, 20) 38 static final int LEFT_BORDER = 20; 39 static final int RIGHT_BORDER = 40; 40 static final int TOP_BORDER = 20; 41 static final int BOTTOM_BORDER = 40; 42 43 @Test testLtrPastLastItem()44 public void testLtrPastLastItem() { 45 MotionEvent event = createEvent(100, 100); 46 assertTrue(RecyclerViewDelegate.isPastLastItem( 47 TOP_BORDER, LEFT_BORDER, RIGHT_BORDER, event, View.LAYOUT_DIRECTION_LTR)); 48 } 49 50 @Test testLtrPastLastItem_Inverse()51 public void testLtrPastLastItem_Inverse() { 52 MotionEvent event = createEvent(10, 10); 53 assertFalse(RecyclerViewDelegate.isPastLastItem( 54 TOP_BORDER, LEFT_BORDER, RIGHT_BORDER, event, View.LAYOUT_DIRECTION_LTR)); 55 } 56 57 @Test testRtlPastLastItem()58 public void testRtlPastLastItem() { 59 MotionEvent event = createEvent(10, 30); 60 assertTrue(RecyclerViewDelegate.isPastLastItem( 61 TOP_BORDER, LEFT_BORDER, RIGHT_BORDER, event, View.LAYOUT_DIRECTION_RTL)); 62 } 63 64 @Test testRtlPastLastItem_Inverse()65 public void testRtlPastLastItem_Inverse() { 66 MotionEvent event = createEvent(100, 100); 67 assertFalse(RecyclerViewDelegate.isPastLastItem( 68 TOP_BORDER, LEFT_BORDER, RIGHT_BORDER, event, View.LAYOUT_DIRECTION_RTL)); 69 } 70 createEvent(int x, int y)71 private static MotionEvent createEvent(int x, int y) { 72 return TestEvents.builder().action(MotionEvent.ACTION_MOVE).location(x, y).build(); 73 } 74 } 75