我正在我的应用程序中实现一个自定义的 KeyboardView 并且目前一切正常,但是,当我尝试使用 Espresso ViewAction 在键盘上按下一个键时,我收到一个异常消息:
android.support.test.espresso.PerformException:
Error performing 'single click - At Coordinates: 1070, 2809 and
precision: 16, 16' on view 'with id:
com.example.app.mvpdemo:id/keyboardLayout'.
抛出异常的代码是:
@Test
fun enter100AsPriceShouldDisplay120ForA20PercentTip(){
onView(withId(R.id.editTextCheckAmount))
.perform(typeText("100"), closeSoftKeyboard())
val appContext = InstrumentationRegistry.getTargetContext()
val displayMetrics = appContext.resources.displayMetrics
onView(withId(R.id.keyboardLayout)).perform(clickXY(displayMetrics.widthPixels - 10, displayMetrics.heightPixels - 10))
onView(withText("$120.00")).check(matches(isDisplayed()))
}
以及来自这篇文章的点击 XY 功能
private fun clickXY(x: Int, y: Int): ViewAction {
return GeneralClickAction(
Tap.SINGLE,
CoordinatesProvider { view ->
val screenPos = IntArray(2)
view.getLocationOnScreen(screenPos)
val screenX = (screenPos[0] + x).toFloat()
val screenY = (screenPos[1] + y).toFloat()
floatArrayOf(screenX, screenY)
},
Press.FINGER, 0, 0)
}
这是我的键盘布局(固定在 ConstraintLayout 内的屏幕底部):
有谁知道为什么?任何帮助表示赞赏。
在确定一个灵活的解决方案后回答我自己的问题:
DisplayMetrics
根View
并减去任意数字以尝试击中Keyboard.Key
于是我又试了一次
check
上方法ViewMatcher
来检查的KeyBoardView
。
KeyboardView
的位置 xKeyboardView
的宽度和高度数学:
Keyboard.Key
(在我的情况下为 33.3%)解释够了,下面是代码:
@Test
fun enter100AsPriceShouldDisplay120ForA20PercentTip() {
onView(withId(R.id.editTextCheckAmount))
.perform(typeText("100"), closeSoftKeyboard())
// call the function to get the targets
val (viewTargetY, viewTargetX) = getTargetXAndY()
// perform the action
onView(withId(R.id.keyboardLayout)).perform(clickXY(viewTargetX.toInt(), viewTargetY))
onView(withText("Tip: $20.00")).check(matches(isDisplayed()))
onView(withText("Total: $120.00")).check(matches(isDisplayed()))
}
以及包含所有数学知识的辅助方法:
private fun getTargetXAndY(): Pair<Int, Double> {
var viewHeight = 0
var viewWidth = 0
var viewPosX = 0F
val viewMatcher = onView(withId(R.id.keyboardLayout))
viewMatcher.check { view, _ ->
viewWidth = view.width
viewHeight = view.height
viewPosX = view.x
}
val keyboardKeyWidthPercent = 0.333
val keyboardRowsCount = 3
val keyboardButtonWidthQuarter = (viewWidth * keyboardKeyWidthPercent) / 4
val keyboardButtonHeightHalf = (viewHeight / keyboardRowsCount) / 2
val viewTargetY = viewHeight - keyboardButtonHeightHalf
val viewTargetX = (viewPosX + viewWidth) - keyboardButtonWidthQuarter
return Pair(viewTargetY, viewTargetX)
}
现在,点击不是完全居中,但它点击了非常靠近中心的按钮。
我希望这对其他人有帮助!祝你好运,快乐编码!
本文收集自互联网,转载请注明来源。
如有侵权,请联系[email protected] 删除。
我来说两句