android - 在Robolectric中带有 fragment 的自定义布局膨胀无法正常工作

当使用LayoutInflater扩展Fragment中的布局时，我遇到了以下异常:

 ./res/layout/locations_list.xml line #-1 (sorry, not yet implemented): Error inflating class com.costum.android.widget.LoadMoreListView

我发现这种情况在将自定义布局放大到

@Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
            Bundle savedInstanceState) {
        return inflater.inflate(R.layout.locations_list, container, false);
    }

编辑这是locations_list.xml:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@android:color/white"
    android:orientation="vertical" >

    <com.costum.android.widget.LoadMoreListView
        android:id="@+id/android:list"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:padding="0dp" />

</LinearLayout>

任何其他布局的充气机都可以正常工作，例如在此测试中:

@Test
    public void testInflator() {
        ActivityController<SherlockFragmentActivity> activityController = CustomTestRunner
                .startActivity();
        SherlockFragmentActivity activity = activityController.get();
        LayoutInflater from = LayoutInflater.from(activity);
        View view = from
                .inflate(com.twisper.R.layout.locations_list_item, null);
        assertNotNull(view);
    }

我正在将Robolectric与2.2-SNAPSHOT一起使用，现在我的问题是如何解决此问题或如何实现缺少的功能，因此robolectric文档非常稀疏，因此我很难找到任何起点。

全栈跟踪

android.view.InflateException: XML file ./res/layout/locations_list.xml line #-1 (sorry, not yet implemented): Error inflating class com.costum.android.widget.LoadMoreListView
    at android.view.LayoutInflater.createView(LayoutInflater.java:613)
    at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:687)
    at android.view.LayoutInflater.rInflate(LayoutInflater.java:746)
    at android.view.LayoutInflater.inflate(LayoutInflater.java:489)
    at android.view.LayoutInflater.inflate(LayoutInflater.java:396)
...
Caused by: java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
    at android.view.LayoutInflater.$$robo$$LayoutInflater_1d1f_createView(LayoutInflater.java:587)
    at android.view.LayoutInflater.createView(LayoutInflater.java)
    at android.view.LayoutInflater.$$robo$$LayoutInflater_1d1f_createViewFromTag(LayoutInflater.java:687)
    at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java)
    at android.view.LayoutInflater.$$robo$$LayoutInflater_1d1f_rInflate(LayoutInflater.java:746)
    at android.view.LayoutInflater.rInflate(LayoutInflater.java)
    at android.view.LayoutInflater.$$robo$$LayoutInflater_1d1f_inflate(LayoutInflater.java:489)
    at android.view.LayoutInflater.inflate(LayoutInflater.java)
    at android.view.LayoutInflater.$$robo$$LayoutInflater_1d1f_inflate(LayoutInflater.java:396)
    at android.view.LayoutInflater.inflate(LayoutInflater.java)

...

Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: -9
    at java.lang.String.substring(String.java:1911)
    at org.robolectric.res.ResName.qualifyResName(ResName.java:50)
    at org.robolectric.res.Attribute.getResourceReference(Attribute.java:138)
    at org.robolectric.res.Attribute.qualifiedValue(Attribute.java:127)
    at org.robolectric.res.builder.XmlFileBuilder$XmlResourceParserImpl.qualify(XmlFileBuilder.java:316)
    at org.robolectric.res.builder.XmlFileBuilder$XmlResourceParserImpl.getAttributeValue(XmlFileBuilder.java:340)
    at org.robolectric.shadows.ShadowResources.findAttributeValue(ShadowResources.java:252)
    at org.robolectric.shadows.ShadowResources.attrsToTypedArray(ShadowResources.java:188)
    at org.robolectric.shadows.ShadowResources.access$000(ShadowResources.java:51)
    at org.robolectric.shadows.ShadowResources$ShadowTheme.obtainStyledAttributes(ShadowResources.java:460)

我还将issue发布到了robolectrics问题跟踪器上。

最佳答案

我知道了，如果您有这种情况，即使在XML中查找您的ID，即使

 android:id="@+id/android:list"

在某些示例代码中经常可见，它必须是:

 android:id="@android:id/list"