| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.widget.focus; |
| |
| import android.widget.focus.RequestFocus; |
| import com.android.frameworks.coretests.R; |
| |
| import android.os.Handler; |
| import android.test.ActivityInstrumentationTestCase; |
| import android.test.suitebuilder.annotation.LargeTest; |
| import android.test.suitebuilder.annotation.MediumTest; |
| import android.widget.Button; |
| import android.util.AndroidRuntimeException; |
| |
| /** |
| * {@link RequestFocusTest} is set up to exercise cases where the views that |
| * have focus become invisible or GONE. |
| */ |
| public class RequestFocusTest extends ActivityInstrumentationTestCase<RequestFocus> { |
| |
| private Button mTopLeftButton; |
| private Button mBottomLeftButton; |
| private Button mTopRightButton; |
| private Button mBottomRightButton; |
| private Handler mHandler; |
| |
| public RequestFocusTest() { |
| super("com.android.frameworks.coretests", RequestFocus.class); |
| } |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| final RequestFocus a = getActivity(); |
| mHandler = a.getHandler(); |
| mTopLeftButton = (Button) a.findViewById(R.id.topLeftButton); |
| mBottomLeftButton = (Button) a.findViewById(R.id.bottomLeftButton); |
| mTopRightButton = (Button) a.findViewById(R.id.topRightButton); |
| mBottomRightButton = (Button) a.findViewById(R.id.bottomRightButton); |
| } |
| |
| // Test that setUp did what we expect it to do. These asserts |
| // can't go in SetUp, or the test will hang. |
| @MediumTest |
| public void testSetUpConditions() throws Exception { |
| assertNotNull(mHandler); |
| assertNotNull(mTopLeftButton); |
| assertNotNull(mTopRightButton); |
| assertNotNull(mBottomLeftButton); |
| assertNotNull(mBottomRightButton); |
| assertTrue("requestFocus() should work from onCreate.", mBottomRightButton.hasFocus()); |
| } |
| |
| // Test that a posted requestFocus works. |
| @LargeTest |
| public void testPostedRequestFocus() throws Exception { |
| mHandler.post(new Runnable() { public void run() { |
| mBottomLeftButton.requestFocus(); |
| }}); |
| synchronized(this) { |
| try { |
| wait(500); |
| } catch (InterruptedException e) { |
| // Don't care. |
| } |
| } |
| assertTrue("Focus should move to bottom left", mBottomLeftButton.hasFocus()); |
| } |
| |
| // Test that a requestFocus from the wrong thread fails. |
| @MediumTest |
| public void testWrongThreadRequestFocusFails() throws Exception { |
| try { |
| mTopRightButton.requestFocus(); |
| fail("requestFocus from wrong thread should raise exception."); |
| } catch (AndroidRuntimeException e) { |
| // Expected. The actual exception is not public, so we can't catch it. |
| assertEquals("android.view.ViewAncestor$CalledFromWrongThreadException", |
| e.getClass().getName()); |
| } |
| } |
| } |