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ProgressBar使用 AndroidJUnitRunner显示不确定的 s 是否存在任何已知问题?我在测试期间遇到了这个错误:

05-26 15:22:48.504 1003-1016/? I/TestRunner: java.lang.RuntimeException: 无法在 45 秒内启动意图 Intent { act=android.intent.action.MAIN flg=0x14000000 cmp=com.cookbrite.dev/com.cookbrite.ui.HomeListActivity }。也许主线程在合理的时间内没有空闲?可能会有动画或不断重绘屏幕的东西。或者活动是在创建时进行网络调用?请参阅线程转储日志。供您参考,在您的活动启动请求之前事件队列最后一次空闲是 1432668122421,现在队列最后一次空闲是:1432668122421。如果这些数字相同,您的活动可能会占用事件队列。

堆栈跟踪是:

05-26 15:22:48.504    1003-1016/? I/TestRunner﹕ java.lang.RuntimeException: Could not launch intent Intent { act=android.intent.action.MAIN flg=0x14000000 cmp=com.cookbrite.dev/com.cookbrite.ui.HomeListActivity } within 45 seconds. Perhaps the main thread has not gone idle within a reasonable amount of time? There could be an animation or something constantly repainting the screen. Or the activity is doing network calls on creation? See the threaddump logs. For your reference the last time the event queue was idle before your activity launch request was 1432668122421 and now the last time the queue went idle was: 1432668122421. If these numbers are the same your activity might be hogging the event queue.
            at android.support.test.runner.MonitoringInstrumentation.startActivitySync(MonitoringInstrumentation.java:274)
            at android.test.InstrumentationTestCase.launchActivityWithIntent(InstrumentationTestCase.java:119)
            at android.test.InstrumentationTestCase.launchActivity(InstrumentationTestCase.java:97)
            at android.test.ActivityInstrumentationTestCase2.getActivity(ActivityInstrumentationTestCase2.java:104)
            at com.cookbrite.step2_functional.ui.homelist.HomeListFragmentLoadingTest.testLoadingSpinner(HomeListFragmentLoadingTest.java:40)
            at java.lang.reflect.Method.invokeNative(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:525)
            at android.test.InstrumentationTestCase.runMethod(InstrumentationTestCase.java:214)
            at android.test.InstrumentationTestCase.runTest(InstrumentationTestCase.java:199)
            at android.test.ActivityInstrumentationTestCase2.runTest(ActivityInstrumentationTestCase2.java:192)
            at com.cookbrite.util.BaseBlackBoxTest.doRunTest(BaseBlackBoxTest.java:300)
            at com.cookbrite.util.BaseBlackBoxTest.access$000(BaseBlackBoxTest.java:44)
            at com.cookbrite.util.BaseBlackBoxTest$1.call(BaseBlackBoxTest.java:271)
            at java.util.concurrent.FutureTask.run(FutureTask.java:234)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
            at java.lang.Thread.run(Thread.java:841)

由上述超时触发的线程转储显示ProgressBar似乎涉及:

05-26 15:22:48.135    1003-1018/? E/THREAD_STATE﹕ Thread[main,5,main]
    android.graphics.Canvas.native_drawBitmap(Native Method)
    android.graphics.Canvas.drawBitmap(Canvas.java:1160)
    android.graphics.drawable.BitmapDrawable.draw(BitmapDrawable.java:440)
    android.graphics.drawable.RotateDrawable.draw(RotateDrawable.java:88)
    android.graphics.drawable.LayerDrawable.draw(LayerDrawable.java:345)
    android.widget.ProgressBar.onDraw(ProgressBar.java:1052)
    android.view.View.draw(View.java:13944)
    android.view.View.draw(View.java:13825)
    android.view.ViewGroup.drawChild(ViewGroup.java:3086)
    android.view.ViewGroup.dispatchDraw(ViewGroup.java:2923)
    android.view.View.draw(View.java:13823)
    android.view.ViewGroup.drawChild(ViewGroup.java:3086)
    android.view.ViewGroup.dispatchDraw(ViewGroup.java:2923)
    android.view.View.draw(View.java:13947)
    android.view.View.draw(View.java:13825)
    android.view.ViewGroup.drawChild(ViewGroup.java:3086)
    android.view.ViewGroup.dispatchDraw(ViewGroup.java:2923)
    android.view.View.draw(View.java:13823)
    android.view.ViewGroup.drawChild(ViewGroup.java:3086)
    android.view.ViewGroup.dispatchDraw(ViewGroup.java:2923)
    android.view.View.draw(View.java:13947)
    android.widget.FrameLayout.draw(FrameLayout.java:467)
    android.view.View.draw(View.java:13825)
    android.view.ViewGroup.drawChild(ViewGroup.java:3086)
    android.view.ViewGroup.dispatchDraw(ViewGroup.java:2923)
    android.view.View.draw(View.java:13823)
    android.view.ViewGroup.drawChild(ViewGroup.java:3086)
    android.view.ViewGroup.dispatchDraw(ViewGroup.java:2923)
    android.view.View.draw(View.java:13947)
    android.widget.FrameLayout.draw(FrameLayout.java:467)
    com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:2224)
    android.view.ViewRootImpl.drawSoftware(ViewRootImpl.java:2482)
    android.view.ViewRootImpl.draw(ViewRootImpl.java:2395)
    android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2239)
    android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1872)
    android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1004)
    android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5481)
    android.view.Choreographer$CallbackRecord.run(Choreographer.java:749)
    android.view.Choreographer.doCallbacks(Choreographer.java:562)
    android.view.Choreographer.doFrame(Choreographer.java:532)
    android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735)
    android.os.Handler.handleCallback(Handler.java:730)
    android.os.Handler.dispatchMessage(Handler.java:92)
    android.os.Looper.loop(Looper.java:137)
    android.app.ActivityThread.main(ActivityThread.java:5103)
    java.lang.reflect.Method.invokeNative(Native Method)
    java.lang.reflect.Method.invoke(Method.java:525)
    com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
    com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
    dalvik.system.NativeStart.main(Native Method)
    Thread[Binder_2,5,main]
    dalvik.system.NativeStart.run(Native Method)
    Thread[JDWP,5,system]
    dalvik.system.NativeStart.run(Native Method)
    Thread[pool-1-thread-1,5,main]
    java.lang.Object.wait(Native Method)
    java.lang.Object.wait(Object.java:364)
    android.app.Instrumentation.startActivitySync(Instrumentation.java:403)
    android.support.test.runner.MonitoringInstrumentation.access$101(MonitoringInstrumentation.java:69)
    android.support.test.runner.MonitoringInstrumentation$3.call(MonitoringInstrumentation.java:265)
    android.support.test.runner.MonitoringInstrumentation$3.call(MonitoringInstrumentation.java:262)
    java.util.concurrent.FutureTask.run(FutureTask.java:234)
    java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
    java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
    java.lang.Thread.run(Thread.java:841)
    Thread[pool-5-thread-1,5,main]
    dalvik.system.VMStack.getThreadStackTrace(Native Method)
    java.lang.Thread.getStackTrace
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1 回答 1

1

我认为您实际上无法测试进度条以查看它们是否完成。

我们使用进度条来显示我们在时间上有多远(例如,30 天周期中的第 7 天,所以我们的进度条从未完成)。为了避免这个问题,我们必须为我们的应用程序使用不同的 API 级别。我们似乎只在 API 级别为 21 的模拟器上遇到这个问题。一旦我们将模拟器切换到 API 级别 19,我们的测试就成功了。

注意:我们在使用简单的测试视图更改 progressBar 方面也取得了一些成功,但我们认为这比我们喜欢的更hacky。

于 2015-07-21T20:39:42.847 回答