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      1 /*
      2  * Copyright (C) 2008 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 android.widget.cts;
     18 
     19 import android.widget.cts.R;
     20 
     21 
     22 import org.xmlpull.v1.XmlPullParser;
     23 
     24 import android.app.Activity;
     25 import android.cts.util.PollingCheck;
     26 import android.test.ActivityInstrumentationTestCase2;
     27 import android.test.UiThreadTest;
     28 import android.util.AttributeSet;
     29 import android.util.Xml;
     30 import android.view.View;
     31 import android.view.View.OnClickListener;
     32 import android.widget.ListView;
     33 import android.widget.ZoomButton;
     34 
     35 public class ZoomButtonTest extends ActivityInstrumentationTestCase2<ZoomButtonCtsActivity> {
     36     private ZoomButton mZoomButton;
     37     private Activity mActivity;
     38 
     39     public ZoomButtonTest() {
     40         super("android.widget.cts", ZoomButtonCtsActivity.class);
     41     }
     42 
     43     @Override
     44     protected void setUp() throws Exception {
     45         super.setUp();
     46 
     47         mZoomButton = (ZoomButton) getActivity().findViewById(R.id.zoombutton_test);
     48         mActivity = getActivity();
     49     }
     50 
     51     @UiThreadTest
     52     public void testConstructor() {
     53         new ZoomButton(mActivity);
     54 
     55         new ZoomButton(mActivity, null);
     56 
     57         new ZoomButton(mActivity, null, 0);
     58 
     59         XmlPullParser parser = mActivity.getResources().getXml(R.layout.zoombutton_layout);
     60         AttributeSet attrs = Xml.asAttributeSet(parser);
     61         assertNotNull(attrs);
     62         new ZoomButton(mActivity, attrs);
     63         new ZoomButton(mActivity, attrs, 0);
     64 
     65         try {
     66             new ZoomButton(null);
     67             fail("should throw NullPointerException.");
     68         } catch (NullPointerException e) {
     69         }
     70 
     71         try {
     72             new ZoomButton(null, null);
     73             fail("should throw NullPointerException.");
     74         } catch (NullPointerException e) {
     75         }
     76 
     77         try {
     78             new ZoomButton(null, null, 0);
     79             fail("should throw NullPointerException.");
     80         } catch (NullPointerException e) {
     81         }
     82     }
     83 
     84     public void testSetEnabled() {
     85         assertFalse(mZoomButton.isPressed());
     86         mZoomButton.setEnabled(true);
     87         assertTrue(mZoomButton.isEnabled());
     88         assertFalse(mZoomButton.isPressed());
     89 
     90         mZoomButton.setPressed(true);
     91         assertTrue(mZoomButton.isPressed());
     92         mZoomButton.setEnabled(true);
     93         assertTrue(mZoomButton.isEnabled());
     94         assertTrue(mZoomButton.isPressed());
     95 
     96         mZoomButton.setEnabled(false);
     97         assertFalse(mZoomButton.isEnabled());
     98         assertFalse(mZoomButton.isPressed());
     99     }
    100 
    101     @UiThreadTest
    102     public void testDispatchUnhandledMove() {
    103         assertFalse(mZoomButton.dispatchUnhandledMove(new ListView(mActivity), View.FOCUS_DOWN));
    104 
    105         assertFalse(mZoomButton.dispatchUnhandledMove(null, View.FOCUS_DOWN));
    106     }
    107 
    108     public void testOnLongClick() {
    109         final MockOnClickListener listener = new MockOnClickListener();
    110         mZoomButton.setOnClickListener(listener);
    111         mZoomButton.setEnabled(true);
    112         long speed = 2000;
    113         mZoomButton.setZoomSpeed(speed);
    114 
    115         assertFalse(listener.hasOnClickCalled());
    116         mZoomButton.performLongClick();
    117         new PollingCheck(speed + 500) {
    118             @Override
    119             protected boolean check() {
    120                 return listener.hasOnClickCalled();
    121             }
    122         };
    123     }
    124 
    125     public void testOnTouchEvent() {
    126         // Do not test. Implementation details.
    127     }
    128 
    129     public void testOnKeyUp() {
    130         // Do not test. Implementation details.
    131     }
    132 
    133     public void testSetZoomSpeed() {
    134         mZoomButton.setZoomSpeed(100);
    135 
    136         mZoomButton.setZoomSpeed(-1);
    137         // TODO: how to check?
    138     }
    139 
    140     private static class MockOnClickListener implements OnClickListener {
    141         private boolean mOnClickCalled = false;
    142 
    143         public boolean hasOnClickCalled() {
    144             return mOnClickCalled;
    145         }
    146 
    147         public void onClick(View v) {
    148             mOnClickCalled = true;
    149         }
    150     }
    151 }
    152