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-rw-r--r--core/tests/coretests/src/android/view/ViewAttachTest.java54
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diff --git a/core/tests/coretests/src/android/view/ViewAttachTest.java b/core/tests/coretests/src/android/view/ViewAttachTest.java
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+++ b/core/tests/coretests/src/android/view/ViewAttachTest.java
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+/*
+ * 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);
+ }
+ }
+}