1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.glass.ui.monocle;
  27 
  28 import com.sun.glass.ui.monocle.input.devices.TestTouchDevice;
  29 import com.sun.javafx.PlatformUtil;
  30 import org.junit.Assume;
  31 import org.junit.Before;
  32 import org.junit.BeforeClass;
  33 import org.junit.Test;
  34 
  35 /**
  36  * Scroll tests that are checking scroll threshold
  37  */
  38 public class ScrollThresholdTest extends ScrollTestBase {
  39 
  40     private int delta;
  41 
  42     public ScrollThresholdTest(TestTouchDevice device) {
  43         super(device);
  44     }
  45 
  46     @BeforeClass
  47     public static void beforeInit() {
  48         int threshold =
  49                 Integer.getInteger("com.sun.javafx.gestures.scroll.threshold", 10);
  50         Assume.assumeTrue(threshold > 1);
  51         System.setProperty("monocle.input.touchRadius",
  52                 Integer.toString(threshold - 2));
  53     }
  54 
  55     @Before
  56     public void init() {
  57         super.init();
  58         Assume.assumeTrue(device.getTapRadius() < getScrollThreshold());
  59         delta = getScrollThreshold() - 1;
  60     }
  61 
  62     /**
  63      * Tap one finger, drag it less then threshold, scroll shouldn't happen
  64      */
  65     @Test
  66     public void testMoveUpCheckThreshold() throws Exception {
  67         pressFirstFinger();
  68         moveOneFinger(0, -delta , 1, true);
  69         releaseFirstFinger();
  70         tapToStopInertia();
  71     }
  72 
  73     /**
  74      * Tap one finger, drag it less then threshold - scroll shouldn't happen,
  75      * drag it again (pass the threshold) - verify scrolling
  76      */
  77     @Test
  78     public void testMoveDownCheckThreshold() throws Exception {
  79         pressFirstFinger();
  80         moveOneFinger(0, delta , 3, true);
  81         releaseFirstFinger();
  82         tapToStopInertia();
  83     }
  84 }