如何在Espresso测试中打开选项卡?我尝试使用以下代码:Espresso.onView(ViewMatchers.withId(R.id.practice_results_tab)).perform(ViewActions.click());
,但这不起作用。在这段代码中,我打开了此选项卡的布局。
以下是XML文件:
<TabHost
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/practice_tabHost">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
<TabWidget
android:id="@android:id/tabs"
android:layout_width="fill_parent"
android:layout_height="wrap_content">
</TabWidget>
<FrameLayout
android:id="@android:id/tabcontent"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<LinearLayout
android:id="@+id/practice_settings_tab"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
</LinearLayout>
<LinearLayout
android:id="@+id/practice_results_tab"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
</LinearLayout>
</FrameLayout>
</LinearLayout>
</TabHost>
我应该使用哪个ID来打开选项卡?
logcat中的错误信息:
Caused by: java.lang.RuntimeException: Action will not be performed because the target view does not match one or more of the following constraints:
at least 90 percent of the view's area is displayed to the user.
Target view: "LinearLayout{id=2131296384, res-name=practice_results_tab, 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, root-is-layout-requested=false, has-input-connection=false, x=0.0, y=0.0, child-count=1}"