@Test
public void testZipReaderWithALoneIntroFileReturnsFolder()
	throws Exception {

	Mockito.when(
		_zipReader.getEntries()
	).thenReturn(
		Arrays.asList("/intro.md")
	);
	KBArchive kbArchive = _kbArchiveFactory.createKBArchive(
		1234L, _zipReader);
	Collection<KBArchive.Folder> folders = kbArchive.getFolders();
	Iterator<KBArchive.Folder> iterator = folders.iterator();
	KBArchive.Folder folder = iterator.next();
	Assert.assertEquals(StringPool.SLASH, folder.getName());
	KBArchive.File introFile = folder.getIntroFile();
	Assert.assertEquals("/intro.md", introFile.getName());
}