}
@Test
public void failsWhenExplodedFileListUnavailable() throws Exception {
IGroupLoader loader = mock(IGroupLoader.class);
when(loader.getResources(ResourceType.JS)).thenReturn(new ArrayList<String>());
when(loader.getResources(ResourceType.CSS)).thenReturn(new ArrayList<String>());
when(wroConfig.getGroup(GROUP_NAME_FIRST)).thenReturn(new FilesGroup(GROUP_NAME_FIRST, loader));
IncludeTag tag = getIncludeTag();
tag.setGroupNames(GROUP_NAMES);