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Diffstat (limited to 'core/tests/coretests/src/android/view/ViewAttachTest.java')
-rw-r--r-- | core/tests/coretests/src/android/view/ViewAttachTest.java | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/core/tests/coretests/src/android/view/ViewAttachTest.java b/core/tests/coretests/src/android/view/ViewAttachTest.java new file mode 100644 index 0000000..cff66e4 --- /dev/null +++ b/core/tests/coretests/src/android/view/ViewAttachTest.java @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2011 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.view; + +import android.content.pm.ActivityInfo; +import android.os.SystemClock; +import android.test.ActivityInstrumentationTestCase2; + +public class ViewAttachTest extends + ActivityInstrumentationTestCase2<ViewAttachTestActivity> { + + public ViewAttachTest() { + super(ViewAttachTestActivity.class); + } + + /** + * Make sure that onAttachedToWindow and onDetachedToWindow is called in the + * correct order The ViewAttachTestActivity contains a view that will throw + * an RuntimeException if onDetachedToWindow and onAttachedToWindow is + * called in the wrong order. + * + * 1. Initiate the activity 2. Perform a series of orientation changes to + * the activity (this will force the View hierarchy to be rebuild, + * generating onAttachedToWindow and onDetachedToWindow) + * + * Expected result: No RuntimeException is thrown from the TestView in + * ViewFlipperTestActivity. + * + * @throws Throwable + */ + public void testAttached() throws Throwable { + final ViewAttachTestActivity activity = getActivity(); + for (int i = 0; i < 20; i++) { + activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); + SystemClock.sleep(250); + activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); + SystemClock.sleep(250); + } + } +} |