@SuppressWarnings("unused")
private List<String> findTestDirs(final IProject prj) {
final List<String> result = Lists.newArrayList();
try {
prj.accept(new IResourceVisitor() {
@Override
public boolean visit(final IResource resource) throws CoreException {
if (resource.getName().matches(".*_SUITE.erl")) {
final IContainer dir = resource.getParent();
final IPath pdir = dir.getProjectRelativePath();