| /* |
| * 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.os; |
| |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.SystemClock; |
| import android.test.suitebuilder.annotation.MediumTest; |
| import junit.framework.TestCase; |
| |
| public class MessageQueueTest extends TestCase { |
| |
| private static class BaseTestHandler extends TestHandlerThread { |
| Handler mHandler; |
| int mLastMessage; |
| int mCount; |
| |
| public BaseTestHandler() { |
| } |
| |
| public void go() { |
| mHandler = new Handler() { |
| public void handleMessage(Message msg) { |
| BaseTestHandler.this.handleMessage(msg); |
| } |
| }; |
| } |
| |
| public void handleMessage(Message msg) { |
| if (!msg.isInUse()) { |
| failure(new RuntimeException( |
| "msg.isInuse is false, should always be true, #" + msg.what)); |
| } |
| if (mCount <= mLastMessage) { |
| if (msg.what != mCount) { |
| failure(new RuntimeException( |
| "Expected message #" + mCount |
| + ", received #" + msg.what)); |
| } else if (mCount == mLastMessage) { |
| success(); |
| } |
| mCount++; |
| } else { |
| failure(new RuntimeException( |
| "Message received after done, #" + msg.what)); |
| } |
| } |
| } |
| |
| @MediumTest |
| public void testMessageOrder() throws Exception { |
| TestHandlerThread tester = new BaseTestHandler() { |
| public void go() { |
| super.go(); |
| long now = SystemClock.uptimeMillis() + 200; |
| mLastMessage = 4; |
| mCount = 0; |
| mHandler.sendMessageAtTime(mHandler.obtainMessage(2), now + 1); |
| mHandler.sendMessageAtTime(mHandler.obtainMessage(3), now + 2); |
| mHandler.sendMessageAtTime(mHandler.obtainMessage(4), now + 2); |
| mHandler.sendMessageAtTime(mHandler.obtainMessage(0), now + 0); |
| mHandler.sendMessageAtTime(mHandler.obtainMessage(1), now + 0); |
| } |
| }; |
| |
| tester.doTest(1000); |
| } |
| |
| @MediumTest |
| public void testAtFrontOfQueue() throws Exception { |
| TestHandlerThread tester = new BaseTestHandler() { |
| public void go() { |
| super.go(); |
| long now = SystemClock.uptimeMillis() + 200; |
| mLastMessage = 3; |
| mCount = 0; |
| mHandler.sendMessageAtTime(mHandler.obtainMessage(3), now); |
| mHandler.sendMessageAtFrontOfQueue(mHandler.obtainMessage(2)); |
| mHandler.sendMessageAtFrontOfQueue(mHandler.obtainMessage(0)); |
| } |
| |
| public void handleMessage(Message msg) { |
| super.handleMessage(msg); |
| if (msg.what == 0) { |
| mHandler.sendMessageAtFrontOfQueue(mHandler.obtainMessage(1)); |
| } |
| } |
| }; |
| |
| tester.doTest(1000); |
| } |
| |
| private static class TestFieldIntegrityHandler extends TestHandlerThread { |
| Handler mHandler; |
| int mLastMessage; |
| int mCount; |
| |
| public TestFieldIntegrityHandler() { |
| } |
| |
| public void go() { |
| mHandler = new Handler() { |
| public void handleMessage(Message msg) { |
| TestFieldIntegrityHandler.this.handleMessage(msg); |
| } |
| }; |
| } |
| |
| public void handleMessage(Message msg) { |
| if (!msg.isInUse()) { |
| failure(new RuntimeException( |
| "msg.isInuse is false, should always be true, #" + msg.what)); |
| } |
| if (mCount <= mLastMessage) { |
| if (msg.what != mCount) { |
| failure(new RuntimeException( |
| "Expected message #" + mCount |
| + ", received #" + msg.what)); |
| } else if (mCount == mLastMessage) { |
| success(); |
| } |
| mCount++; |
| } else { |
| failure(new RuntimeException( |
| "Message received after done, #" + msg.what)); |
| } |
| } |
| } |
| |
| @MediumTest |
| public void testFieldIntegrity() throws Exception { |
| |
| TestHandlerThread tester = new TestFieldIntegrityHandler() { |
| Bundle mBundle; |
| |
| public void go() { |
| super.go(); |
| mLastMessage = 1; |
| mCount = 0; |
| mHandler.sendMessage(mHandler.obtainMessage(0)); |
| } |
| |
| public void handleMessage(Message msg) { |
| super.handleMessage(msg); |
| if (msg.what == 0) { |
| msg.flags = -1; |
| msg.what = 1; |
| msg.arg1 = 456; |
| msg.arg2 = 789; |
| msg.obj = this; |
| msg.replyTo = null; |
| mBundle = new Bundle(); |
| msg.data = mBundle; |
| msg.data.putString("key", "value"); |
| |
| Message newMsg = mHandler.obtainMessage(); |
| newMsg.copyFrom(msg); |
| if (newMsg.isInUse() != false) { |
| failure(new RuntimeException( |
| "newMsg.isInUse is true should be false after copyFrom")); |
| } |
| if (newMsg.flags != 0) { |
| failure(new RuntimeException(String.format( |
| "newMsg.flags is %d should be 0 after copyFrom", newMsg.flags))); |
| } |
| if (newMsg.what != 1) { |
| failure(new RuntimeException(String.format( |
| "newMsg.what is %d should be %d after copyFrom", newMsg.what, 1))); |
| } |
| if (newMsg.arg1 != 456) { |
| failure(new RuntimeException(String.format( |
| "newMsg.arg1 is %d should be %d after copyFrom", msg.arg1, 456))); |
| } |
| if (newMsg.arg2 != 789) { |
| failure(new RuntimeException(String.format( |
| "newMsg.arg2 is %d should be %d after copyFrom", msg.arg2, 789))); |
| } |
| if (newMsg.obj != this) { |
| failure(new RuntimeException( |
| "newMsg.obj should be 'this' after copyFrom")); |
| } |
| if (newMsg.replyTo != null) { |
| failure(new RuntimeException( |
| "newMsg.replyTo should be null after copyFrom")); |
| } |
| if (newMsg.data == mBundle) { |
| failure(new RuntimeException( |
| "newMsg.data should NOT be mBundle after copyFrom")); |
| } |
| if (!newMsg.data.getString("key").equals(mBundle.getString("key"))) { |
| failure(new RuntimeException(String.format( |
| "newMsg.data.getString(\"key\") is %s and does not equal" + |
| " mBundle.getString(\"key\") which is %s after copyFrom", |
| newMsg.data.getString("key"), mBundle.getString("key")))); |
| } |
| if (newMsg.when != 0) { |
| failure(new RuntimeException(String.format( |
| "newMsg.when is %d should be 0 after copyFrom", newMsg.when))); |
| } |
| if (newMsg.target != mHandler) { |
| failure(new RuntimeException( |
| "newMsg.target is NOT mHandler after copyFrom")); |
| } |
| if (newMsg.callback != null) { |
| failure(new RuntimeException( |
| "newMsg.callback is NOT null after copyFrom")); |
| } |
| |
| mHandler.sendMessage(newMsg); |
| } else if (msg.what == 1) { |
| if (msg.isInUse() != true) { |
| failure(new RuntimeException(String.format( |
| "msg.isInUse is false should be true after when processing %d", |
| msg.what))); |
| } |
| if (msg.arg1 != 456) { |
| failure(new RuntimeException(String.format( |
| "msg.arg1 is %d should be %d when processing # %d", |
| msg.arg1, 456, msg.what))); |
| } |
| if (msg.arg2 != 789) { |
| failure(new RuntimeException(String.format( |
| "msg.arg2 is %d should be %d when processing # %d", |
| msg.arg2, 789, msg.what))); |
| } |
| if (msg.obj != this) { |
| failure(new RuntimeException(String.format( |
| "msg.obj should be 'this' when processing # %d", msg.what))); |
| } |
| if (msg.replyTo != null) { |
| failure(new RuntimeException(String.format( |
| "msg.replyTo should be null when processing # %d", msg.what))); |
| } |
| if (!msg.data.getString("key").equals(mBundle.getString("key"))) { |
| failure(new RuntimeException(String.format( |
| "msg.data.getString(\"key\") is %s and does not equal" + |
| " mBundle.getString(\"key\") which is %s when processing # %d", |
| msg.data.getString("key"), mBundle.getString("key"), msg.what))); |
| } |
| if (msg.when != 0) { |
| failure(new RuntimeException(String.format( |
| "msg.when is %d should be 0 when processing # %d", |
| msg.when, msg.what))); |
| } |
| if (msg.target != null) { |
| failure(new RuntimeException(String.format( |
| "msg.target is NOT null when processing # %d", msg.what))); |
| } |
| if (msg.callback != null) { |
| failure(new RuntimeException(String.format( |
| "msg.callback is NOT null when processing # %d", msg.what))); |
| } |
| } else { |
| failure(new RuntimeException(String.format( |
| "Unexpected msg.what is %d" + msg.what))); |
| } |
| } |
| }; |
| |
| tester.doTest(1000); |
| } |
| } |