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package com.android.launcher3;
import android.content.Intent;
import android.graphics.Point;
import android.os.SystemClock;
import android.support.test.uiautomator.By;
import android.support.test.uiautomator.Direction;
import android.support.test.uiautomator.UiDevice;
import android.support.test.uiautomator.UiObject2;
import android.support.test.uiautomator.Until;
import android.test.InstrumentationTestCase;
import android.view.MotionEvent;
import android.view.ViewConfiguration;
import java.util.List;
/**
* Add an arbitrary widget from the widget picker very quickly to test potential race conditions.
*/
public class QuickAddWidgetTest extends InstrumentationTestCase {
private UiDevice mDevice;
private String mTargetPackage;
@Override
protected void setUp() throws Exception {
super.setUp();
mDevice = UiDevice.getInstance(getInstrumentation());
// Set Launcher3 as home.
mTargetPackage = getInstrumentation().getTargetContext().getPackageName();
Intent homeIntent = new Intent(Intent.ACTION_MAIN)
.addCategory(Intent.CATEGORY_HOME)
.setPackage(mTargetPackage)
.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
getInstrumentation().getContext().startActivity(homeIntent);
mDevice.wait(Until.hasObject(By.pkg(mTargetPackage).depth(0)), 3000);
}
public void testAddWidgetQuickly() throws Exception {
mDevice.pressMenu(); // Enter overview mode.
mDevice.wait(Until.findObject(By.text("Widgets")), 3000).click();
UiObject2 calendarWidget = getWidgetByName("Calendar");
Point center = calendarWidget.getVisibleCenter();
// Touch widget just long enough to pick it up (longPressTimeout), then let go immediately.
getInstrumentation().sendPointerSync(MotionEvent.obtain(SystemClock.uptimeMillis(),
SystemClock.uptimeMillis(), MotionEvent.ACTION_DOWN, center.x, center.y, 0));
Thread.sleep(ViewConfiguration.getLongPressTimeout());
getInstrumentation().sendPointerSync(MotionEvent.obtain(SystemClock.uptimeMillis(),
SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, center.x, center.y, 0));
assertTrue("Drag was never started", isOnHomescreen());
}
private UiObject2 getWidgetByName(String name) {
UiObject2 widgetsList = mDevice.wait(Until.findObject(By.res(mTargetPackage,
"widgets_list_view")), 3000);
do {
UiObject2 widget = getVisibleWidgetByName(name);
if (widget != null) {
return widget;
}
} while (widgetsList.scroll(Direction.DOWN, 1f));
return getVisibleWidgetByName(name);
}
private UiObject2 getVisibleWidgetByName(String name) {
List<UiObject2> visibleWidgets = mDevice.wait(Until.findObjects(By.clazz(
"android.widget.LinearLayout")), 3000);
for (UiObject2 widget : visibleWidgets) {
if (widget.hasObject(By.text(name))) {
return widget;
}
}
return null;
}
private boolean isOnHomescreen() {
return mDevice.wait(Until.hasObject(By.res(mTargetPackage, "hotseat")), 3000);
}
}
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