android/testData/dom/xml/preferenceHeaders.xml

<preference-headers
    xmlns:android="http://schemas.android.com/apk/res/android" >

  <header
      android:fragment="p1.p2.MyFragmentActivity$MyFragment"
      android:title="title" />

  <header
      android:fragment="p1.p2.MyFragmentActivity$<error>MyFragment1</error>"
      android:title="title1"
      <warning>android:someAttr</warning>="">

    <intent
        android:action="android.intent.action.VIEW"
        android:data="http://www.android.com"
        android:targetClass="p1.p2.MyFragmentActivity"
        android:targetPackage="p1.p2"
        android:mimeType="foo"
        android:identifier="foo">

      <extra android:name="someKey" android:value="someHeaderValue" />
      <<error descr="'name' attribute should be defined">extra</error> />

      <category android:name="someKey" />
      <<error descr="'name' attribute should be defined">category</error> />
    </intent>
    <<warning>someTag</warning>/>
  </header>

  <<warning>someTag</warning>/>

</preference-headers>