diff options
Diffstat (limited to 'src/com/google/android/droiddriver/uiautomation/base/BaseUiAutomationDriver.java')
-rw-r--r-- | src/com/google/android/droiddriver/uiautomation/base/BaseUiAutomationDriver.java | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/src/com/google/android/droiddriver/uiautomation/base/BaseUiAutomationDriver.java b/src/com/google/android/droiddriver/uiautomation/base/BaseUiAutomationDriver.java deleted file mode 100644 index fe223e3..0000000 --- a/src/com/google/android/droiddriver/uiautomation/base/BaseUiAutomationDriver.java +++ /dev/null @@ -1,131 +0,0 @@ -/* - * Copyright (C) 2013 DroidDriver committers - * - * 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 com.google.android.droiddriver.uiautomation.base; - -import android.app.Instrumentation; -import android.app.UiAutomation; -import android.content.Context; -import android.os.SystemClock; -import android.view.accessibility.AccessibilityEvent; -import android.view.accessibility.AccessibilityManager; -import android.view.accessibility.AccessibilityNodeInfo; - -import com.google.android.droiddriver.base.BaseDroidDriver; -import com.google.android.droiddriver.exceptions.TimeoutException; -import com.google.android.droiddriver.util.Logs; - -/** - * Base implementation of DroidDriver that gets attributes via the Accessibility - * API. - */ -public abstract class BaseUiAutomationDriver<E extends BaseUiAutomationElement<E>> extends - BaseDroidDriver { - // TODO: magic const from UiAutomator, but may not be useful - /** - * This value has the greatest bearing on the appearance of test execution - * speeds. This value is used as the minimum time to wait before considering - * the UI idle after each action. - */ - private static final long QUIET_TIME_TO_BE_CONSIDERD_IDLE_STATE = 500;// ms - - private final BaseUiAutomationContext<E> context; - private final UiAutomationUiDevice uiDevice; - - protected BaseUiAutomationDriver(Instrumentation instrumentation) { - this.context = newContext(instrumentation); - this.uiDevice = new UiAutomationUiDevice(context); - } - - protected abstract BaseUiAutomationContext<E> newContext(Instrumentation instrumentation); - - @Override - protected E getNewRootElement() { - return context.getUiElement(getRootNode(), null /* parent */); - } - - @Override - protected BaseUiAutomationContext<E> getContext() { - return context; - } - - private AccessibilityNodeInfo getRootNode() { - final long timeoutMillis = getPoller().getTimeoutMillis(); - context.callUiAutomation(new UiAutomationCallable<Void>() { - @Override - public Void call(UiAutomation uiAutomation) { - try { - uiAutomation.waitForIdle(QUIET_TIME_TO_BE_CONSIDERD_IDLE_STATE, timeoutMillis); - return null; - } catch (java.util.concurrent.TimeoutException e) { - throw new TimeoutException(e); - } - } - }); - - long end = SystemClock.uptimeMillis() + timeoutMillis; - while (true) { - AccessibilityNodeInfo root = - context.callUiAutomation(new UiAutomationCallable<AccessibilityNodeInfo>() { - @Override - public AccessibilityNodeInfo call(UiAutomation uiAutomation) { - return uiAutomation.getRootInActiveWindow(); - } - }); - if (root != null) { - return root; - } - long remainingMillis = end - SystemClock.uptimeMillis(); - if (remainingMillis < 0) { - throw new TimeoutException( - String.format("Timed out after %d milliseconds waiting for root AccessibilityNodeInfo", - timeoutMillis)); - } - SystemClock.sleep(Math.min(250, remainingMillis)); - } - } - - /** - * Some widgets fail to trigger some AccessibilityEvent's after actions, - * resulting in stale AccessibilityNodeInfo's. As a work-around, force to - * clear the AccessibilityNodeInfoCache. - */ - public void clearAccessibilityNodeInfoCache() { - Logs.call(this, "clearAccessibilityNodeInfoCache"); - uiDevice.sleep(); - uiDevice.wakeUp(); - } - - /** - * {@link #clearAccessibilityNodeInfoCache} causes the screen to blink. This - * method clears the cache without blinking by employing an implementation - * detail of AccessibilityNodeInfoCache. This is a hack; use it at your own - * discretion. - */ - public void clearAccessibilityNodeInfoCacheHack() { - Logs.call(this, "clearAccessibilityNodeInfoCacheHack"); - AccessibilityManager accessibilityManager = - (AccessibilityManager) context.getInstrumentation().getTargetContext() - .getSystemService(Context.ACCESSIBILITY_SERVICE); - accessibilityManager.sendAccessibilityEvent(AccessibilityEvent - .obtain(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED)); - } - - @Override - public UiAutomationUiDevice getUiDevice() { - return uiDevice; - } -} |