1 /*
2  * Copyright (C) 2013 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.text.method.cts;
18 
19 import android.app.Instrumentation;
20 import android.support.test.InstrumentationRegistry;
21 import android.support.test.rule.ActivityTestRule;
22 import android.text.cts.R;
23 import android.text.method.KeyListener;
24 import android.view.KeyEvent;
25 import android.widget.EditText;
26 
27 import com.android.compatibility.common.util.PollingCheck;
28 
29 import org.junit.Before;
30 import org.junit.Rule;
31 
32 /**
33  * Base class for various KeyListener tests.
34  */
35 public abstract class KeyListenerTestCase {
36     protected KeyListenerCtsActivity mActivity;
37     protected Instrumentation mInstrumentation;
38     protected EditText mTextView;
39 
40     @Rule
41     public ActivityTestRule<KeyListenerCtsActivity> mActivityRule =
42             new ActivityTestRule<>(KeyListenerCtsActivity.class);
43 
44     @Before
setup()45     public void setup() {
46         mInstrumentation = InstrumentationRegistry.getInstrumentation();
47         mActivity = mActivityRule.getActivity();
48         mTextView = (EditText) mActivity.findViewById(R.id.keylistener_textview);
49 
50         PollingCheck.waitFor(5000, mActivity::hasWindowFocus);
51     }
52 
53     /**
54      * Synchronously sets mTextView's key listener on the UI thread.
55      */
setKeyListenerSync(final KeyListener keyListener)56     protected void setKeyListenerSync(final KeyListener keyListener) {
57         mInstrumentation.runOnMainSync(() -> mTextView.setKeyListener(keyListener));
58         mInstrumentation.waitForIdleSync();
59     }
60 
getKey(int keycode, int metaState)61     protected static KeyEvent getKey(int keycode, int metaState) {
62         long currentTime = System.currentTimeMillis();
63         return new KeyEvent(currentTime, currentTime, KeyEvent.ACTION_DOWN, keycode,
64                 0 /* repeat */, metaState);
65     }
66 }
67