【问题标题】:Android: How to perform click action on EditTextPreference using EspressoAndroid:如何使用 Espresso 在 EditTextPreference 上执行点击操作
【发布时间】:2021-11-24 20:49:59
【问题描述】:

我是 UI 测试的新手,尤其是使用 Espresso。在我的用例中,我需要检查应用程序是否接受位于PreferenceScreen 片段内的EditTextPreference 上的输入文本,但在这样做之前,我需要执行单击以显示编辑对话框,然后输入文本。

这是首选项片段具有编辑小部件的方式:

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <EditTextPreference
        android:key="@string/pref_stream_target_key"
        android:title="@string/pref_stream_target_label"
        app:useSimpleSummaryProvider="true" />

    <EditTextPreference
        android:key="@string/pref_stream_resolution_key"
        android:title="@string/pref_stream_resolution_label"
        app:useSimpleSummaryProvider="true" />

    <EditTextPreference
        android:key="@string/pref_stream_bitrate_key"
        android:title="@string/pref_stream_bitrate_label"
        app:useSimpleSummaryProvider="true" />

    <EditTextPreference
        android:key="@string/pref_stream_framerate_key"
        android:title="@string/pref_stream_framerate_label"
        app:useSimpleSummaryProvider="true" />

    <EditTextPreference
        android:key="@string/pref_stream_peerlatency_key"
        android:title="@string/pref_stream_peerlatency_label"
        app:useSimpleSummaryProvider="true" />

</PreferenceScreen>

这就是我尝试执行点击的方式

with(launchFragmentInContainer<StreamSettingsFragment>()) {
    onFragment { fragment ->
        Espresso.onData(PreferenceMatchers.withTitle(R.string.pref_stream_target_label))
            .perform(ViewActions.click())
    }
}

我不确定是否需要进行单击操作以检查 EditTextPreference 中更改侦听器背后的逻辑。

使用它运行测试只会让应用程序保持运行,并且什么都不做。我有什么遗漏吗?

编辑: 让 espresso 工作而不做任何事情的解决方案是将代码从 onFragment 块中取出,但是我仍然无法对 EditTextPreference 小部件执行操作.

这是抛出的错误:

androidx.test.espresso.NoMatchingViewException: No views in hierarchy found matching: is assignable from class <class android.widget.AdapterView>

View Hierarchy:
+>DecorView{id=-1, visibility=VISIBLE, width=1080, height=2218, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params={(0,0)(fillxfill) ty=BASE_APPLICATION hwFlags=#10 isEmuiStyle=0 statusBarColor=#ff000000 navigationBarColor=#fffcfcfc wanim=0x1030001
  fl=LAYOUT_IN_SCREEN LAYOUT_INSET_DECOR SPLIT_TOUCH HARDWARE_ACCELERATED}, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=1} 
|
+->ActionBarOverlayLayout{id=16908903, res-name=decor_content_parent, visibility=VISIBLE, width=1080, height=2218, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@aa563f7, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=3} 
|
+-->FrameLayout{id=16908290, res-name=content, visibility=VISIBLE, width=1080, height=1966, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=com.android.internal.widget.ActionBarOverlayLayout$LayoutParams@4eb0264, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=252.0, child-count=1} 
|
+--->LinearLayout{id=-1, visibility=VISIBLE, width=1080, height=1966, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@2f83982, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=2} 
|
+---->FrameLayout{id=16908351, res-name=list_container, visibility=VISIBLE, width=1080, height=1966, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@1c24893, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=1} 
|
+----->RecyclerView{id=2131296596, res-name=recycler_view, visibility=VISIBLE, width=1080, height=1966, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@687e0d0, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=5} 
|
+------>LinearLayout{id=0, visibility=VISIBLE, width=1080, height=241, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=true, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=androidx.recyclerview.widget.RecyclerView$LayoutParams@2746bce, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=3} 
|
+------->LinearLayout{id=2131296469, res-name=icon_frame, visibility=INVISIBLE, width=168, height=24, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@3bedaef, tag=null, root-is-layout-requested=false, has-input-connection=false, x=18.0, y=108.0, child-count=1} 
|
+-------->PreferenceImageView{id=16908294, res-name=icon, visibility=INVISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@2d239fc, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=12.0} 
|
+------->RelativeLayout{id=-1, visibility=VISIBLE, width=876, height=241, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@615a885, tag=null, root-is-layout-requested=false, has-input-connection=false, x=186.0, y=0.0, child-count=2} 
|
+-------->TextView{id=16908310, res-name=title, visibility=VISIBLE, width=400, height=88, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@c6f76da, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=48.0, text=Stream target, input-type=0, ime-target=false, has-links=false} 
|
+-------->TextView{id=16908304, res-name=summary, visibility=VISIBLE, width=136, height=57, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@848370b, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=136.0, text=Not set, input-type=0, ime-target=false, has-links=false} 
|
+------->LinearLayout{id=16908312, res-name=widget_frame, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@506f9e8, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
|
+------>LinearLayout{id=0, visibility=VISIBLE, width=1080, height=241, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=true, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=androidx.recyclerview.widget.RecyclerView$LayoutParams@ade26a6, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=241.0, child-count=3} 
|
+------->LinearLayout{id=2131296469, res-name=icon_frame, visibility=INVISIBLE, width=168, height=24, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@ac138e7, tag=null, root-is-layout-requested=false, has-input-connection=false, x=18.0, y=108.0, child-count=1} 
|
+-------->PreferenceImageView{id=16908294, res-name=icon, visibility=INVISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@d45cc94, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=12.0} 
|
+------->RelativeLayout{id=-1, visibility=VISIBLE, width=876, height=241, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@985633d, tag=null, root-is-layout-requested=false, has-input-connection=false, x=186.0, y=0.0, child-count=2} 
|
+-------->TextView{id=16908310, res-name=title, visibility=VISIBLE, width=539, height=88, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@360732, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=48.0, text=Stream Resolution, input-type=0, ime-target=false, has-links=false} 
|
+-------->TextView{id=16908304, res-name=summary, visibility=VISIBLE, width=136, height=57, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@fde7c83, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=136.0, text=Not set, input-type=0, ime-target=false, has-links=false} 
|
+------->LinearLayout{id=16908312, res-name=widget_frame, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@bfd1e00, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
|
+------>LinearLayout{id=0, visibility=VISIBLE, width=1080, height=241, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=true, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=androidx.recyclerview.widget.RecyclerView$LayoutParams@eb9647e, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=482.0, child-count=3} 
|
+------->LinearLayout{id=2131296469, res-name=icon_frame, visibility=INVISIBLE, width=168, height=24, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@9025ddf, tag=null, root-is-layout-requested=false, has-input-connection=false, x=18.0, y=108.0, child-count=1} 
|
+-------->PreferenceImageView{id=16908294, res-name=icon, visibility=INVISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@8161a2c, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=12.0} 
|
+------->RelativeLayout{id=-1, visibility=VISIBLE, width=876, height=241, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@76abcf5, tag=null, root-is-layout-requested=false, has-input-connection=false, x=186.0, y=0.0, child-count=2} 
|
+-------->TextView{id=16908310, res-name=title, visibility=VISIBLE, width=420, height=88, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@8834a8a, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=48.0, text=Stream Bitrate, input-type=0, ime-target=false, has-links=false} 
|
+-------->TextView{id=16908304, res-name=summary, visibility=VISIBLE, width=136, height=57, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@158f8fb, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=136.0, text=Not set, input-type=0, ime-target=false, has-links=false} 
|
+------->LinearLayout{id=16908312, res-name=widget_frame, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@be0ad18, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
|
+------>LinearLayout{id=0, visibility=VISIBLE, width=1080, height=241, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=true, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=androidx.recyclerview.widget.RecyclerView$LayoutParams@4538556, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=723.0, child-count=3} 
|
+------->LinearLayout{id=2131296469, res-name=icon_frame, visibility=INVISIBLE, width=168, height=24, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@b429d7, tag=null, root-is-layout-requested=false, has-input-connection=false, x=18.0, y=108.0, child-count=1} 
|
+-------->PreferenceImageView{id=16908294, res-name=icon, visibility=INVISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@4bf82c4, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=12.0} 
|
+------->RelativeLayout{id=-1, visibility=VISIBLE, width=876, height=241, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@6fa95ad, tag=null, root-is-layout-requested=false, has-input-connection=false, x=186.0, y=0.0, child-count=2} 
|
+-------->TextView{id=16908310, res-name=title, visibility=VISIBLE, width=514, height=88, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@31aa0e2, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=48.0, text=Stream framerate, input-type=0, ime-target=false, has-links=false} 
|
+-------->TextView{id=16908304, res-name=summary, visibility=VISIBLE, width=136, height=57, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@278c73, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=136.0, text=Not set, input-type=0, ime-target=false, has-links=false} 
|
+------->LinearLayout{id=16908312, res-name=widget_frame, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@1940730, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
|
+------>LinearLayout{id=0, visibility=VISIBLE, width=1080, height=241, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=true, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=androidx.recyclerview.widget.RecyclerView$LayoutParams@245e92e, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=964.0, child-count=3} 
|
+------->LinearLayout{id=2131296469, res-name=icon_frame, visibility=INVISIBLE, width=168, height=24, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@c647ccf, tag=null, root-is-layout-requested=false, has-input-connection=false, x=18.0, y=108.0, child-count=1} 
|
+-------->PreferenceImageView{id=16908294, res-name=icon, visibility=INVISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@bea665c, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=12.0} 
|
+------->RelativeLayout{id=-1, visibility=VISIBLE, width=876, height=241, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@525cd65, tag=null, root-is-layout-requested=false, has-input-connection=false, x=186.0, y=0.0, child-count=2} 
|
+-------->TextView{id=16908310, res-name=title, visibility=VISIBLE, width=761, height=88, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@6cb6a3a, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=48.0, text=Stream peer latency (SRT), input-type=0, ime-target=false, has-links=false} 
|
+-------->TextView{id=16908304, res-name=summary, visibility=VISIBLE, width=136, height=57, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.RelativeLayout$LayoutParams@1d616eb, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=136.0, text=Not set, input-type=0, ime-target=false, has-links=false} 
|
+------->LinearLayout{id=16908312, res-name=widget_frame, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@7e58c48, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
|
+---->TextView{id=16908292, res-name=empty, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@52adae1, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, text=, input-type=0, ime-target=false, has-links=false} 
|
+-->ActionBarContainer{id=16908719, res-name=action_bar_container, visibility=VISIBLE, width=1080, height=144, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=com.android.internal.widget.ActionBarOverlayLayout$LayoutParams@e7d36c7, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=108.0, child-count=2} 
|
+--->ActionBarView{id=16908718, res-name=action_bar, visibility=VISIBLE, width=1080, height=144, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@6eb24f4, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=2} 
|
+---->LinearLayout{id=-1, visibility=VISIBLE, width=620, height=144, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=true, is-enabled=false, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.app.ActionBar$LayoutParams@19441d, tag=null, root-is-layout-requested=false, has-input-connection=false, x=24.0, y=0.0, child-count=2} 
|
+----->HomeView{id=-1, visibility=VISIBLE, width=120, height=144, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@8f10692, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=2} 
|
+------>ImageView{id=16909572, res-name=up, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@58c7863, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0} 
|
+------>ImageView{id=16908332, res-name=home, visibility=VISIBLE, width=96, height=96, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@90f9c60, tag=null, root-is-layout-requested=false, has-input-connection=false, x=12.0, y=24.0} 
|
+----->LinearLayout{id=-1, visibility=VISIBLE, width=500, height=73, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@414f9de, tag=null, root-is-layout-requested=false, has-input-connection=false, x=120.0, y=35.0, child-count=2} 
|
+------>TextView{id=16908722, res-name=action_bar_title, visibility=VISIBLE, width=476, height=73, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@c437bf, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, text=Genius Live Camera, input-type=0, ime-target=false, has-links=false} 
|
+------>TextView{id=16908721, res-name=action_bar_subtitle, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@9421e8c, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, text=, input-type=0, ime-target=false, has-links=false} 
|
+---->ActionMenuView{id=-1, visibility=VISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.view.ViewGroup$LayoutParams@2bdd9d5, tag=null, root-is-layout-requested=false, has-input-connection=false, x=1080.0, y=72.0, child-count=0} 
|
+--->ActionBarContextView{id=16908723, res-name=action_context_bar, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@2f2d5ea, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
|
+-->ActionBarContainer{id=16909433, res-name=split_action_bar, visibility=GONE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=true, is-selected=false, layout-params=com.android.internal.widget.ActionBarOverlayLayout$LayoutParams@b8e90db, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=0} 
    at dalvik.system.VMStack.getThreadStackTrace(Native Method)
    at java.lang.Thread.getStackTrace(Thread.java:1730)
    at androidx.test.espresso.base.DefaultFailureHandler.getUserFriendlyError(DefaultFailureHandler.java:12)
    at androidx.test.espresso.base.DefaultFailureHandler.handle(DefaultFailureHandler.java:7)
    at androidx.test.espresso.ViewInteraction.waitForAndHandleInteractionResults(ViewInteraction.java:8)
    at androidx.test.espresso.ViewInteraction.desugaredPerform(ViewInteraction.java:11)
    at androidx.test.espresso.ViewInteraction.perform(ViewInteraction.java:4)
    at androidx.test.espresso.DataInteraction$DisplayDataMatcher$1.apply(DataInteraction.java:1)
    at androidx.test.espresso.DataInteraction$DisplayDataMatcher$1.apply(DataInteraction.java:2)
    at androidx.test.espresso.DataInteraction$DisplayDataMatcher.<init>(DataInteraction.java:7)
    at androidx.test.espresso.DataInteraction$DisplayDataMatcher.<init>(DataInteraction.java:13)
    at androidx.test.espresso.DataInteraction$DisplayDataMatcher.displayDataMatcher(DataInteraction.java:1)
    at androidx.test.espresso.DataInteraction.makeTargetMatcher(DataInteraction.java:2)
    at androidx.test.espresso.DataInteraction.perform(DataInteraction.java:1)
    at com.domain.division.app.fragment.StreamSettingsFragmentTest.validTarget(StreamSettingsFragmentTest.kt:27)

【问题讨论】:

    标签: android testing android-espresso android-instrumentation


    【解决方案1】:

    删除onFragment 位 - 这样您就可以在主线程上以同步方式直接与 Fragment 交互。 Espresso 设计用于测试线程并自行处理与 UI 的同步:

    launchFragmentInContainer<StreamSettingsFragment>()
    
    onData(withTitle(R.string.pref_stream_target_label)).perform(ViewActions.click())
    

    编辑

    好的,现在你得到No views in hierarchy found matching: is assignable from class &lt;class android.widget.AdapterView&gt; 。这是什么意思?这意味着onData 试图在AdapterView 中查找对象(如ListView)但没有找到。

    好的,那为什么不呢?查看错误报告,您会看到:

    +----->RecyclerView{id=2131296596, res-name=recycler_view, visibility=VISIBLE, width=1080, height=1966, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=android.widget.FrameLayout$LayoutParams@687e0d0, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=5} 
    |
    +------>LinearLayout{id=0, visibility=VISIBLE, width=1080, height=241, has-focus=false, has-focusable=true, has-window-focus=true, is-clickable=true, is-enabled=true, is-focused=false, is-focusable=true, is-layout-requested=false, is-selected=false, layout-params=androidx.recyclerview.widget.RecyclerView$LayoutParams@2746bce, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=3} 
    |
    +------->LinearLayout{id=2131296469, res-name=icon_frame, visibility=INVISIBLE, width=168, height=24, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@3bedaef, tag=null, root-is-layout-requested=false, has-input-connection=false, x=18.0, y=108.0, child-count=1} 
    |
    +-------->PreferenceImageView{id=16908294, res-name=icon, visibility=INVISIBLE, width=0, height=0, has-focus=false, has-focusable=false, has-window-focus=true, is-clickable=false, is-enabled=true, is-focused=false, is-focusable=false, is-layout-requested=false, is-selected=false, layout-params=android.widget.LinearLayout$LayoutParams@2d239fc, tag=null, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=12.0} 
    

    这是什么意思?这意味着 PreferenceFragment 对其项目使用 RecyclerView 而不是 ListView。因此,PreferenceMatchersonData 将不起作用。

    好的,那你怎么办?对于RecyclerViews,请改用RecyclerViewActions

    您之前的尝试可能会转化为:

    // We know the ID from the error stacktrace you were given
    onView(withId(R.id.recycler_view)) 
        .perform(actionOnItem<RecyclerView.ViewHolder>(
            // Find the preference that has "target label" text view as a subview
            hasDescendant(withText(R.string.pref_stream_target_label)),
            click() // And click it
        ))
    

    【讨论】:

    • 我已经尝试了你的建议,你是对的,将 espresso 从片段块中取出是使 espresso 工作的解决方案,但我仍然无法执行该操作,因为它会抛出在层次结构中找不到视图的错误。我将用这个结果更新我的问题
    • 我更新了对您更新问题的回答
    • 它有效,我已将您的建议标记为答案,尽管似乎无法使用首选项键进行选择。现在我想就我遇到多个测试的另一个问题向您征求意见,有一堆测试检查 toast 以验证预期的行为,但是当一个接一个地运行时,第一次失败后的后续测试因为第一个吐司仍然可见,在这种情况下,我是否必须等待吐司消失或找到杀死吐司以进行下一次测试的方法?
    • 看到这个问题的帖子:stackoverflow.com/questions/31998205/…
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