@SuppressWarnings("unchecked")
@Override
public Set<AbstractPath<V>> getTestRequirements() {
Set<AbstractPath<V>> paths = new AllDuPathsCoverage<V>(graph).getTestRequirements();
Map<String, List<List<Object>>> defusesByVariable =
Activator.getDefault().getDefUsesController().getDefUsesByVariable();
Set<AbstractPath<V>> result = new TreeSet<AbstractPath<V>>();
for (String key : defusesByVariable.keySet()) {
nodes.clear();
List<List<Object>> variableDefUses = defusesByVariable.get(key);
List<Object> defs = variableDefUses.get(0);
List<Object> uses = variableDefUses.get(1);
for (AbstractPath<V> path : paths)
if (isTestRequirement(defs, uses, path))
for (Object obj : defs) {
Node<V> node;
if (obj instanceof Edge<?>) node = ((Edge<V>) obj).getBeginNode();
else node = ((Node<V>) obj);
if (node == path.from() && !nodes.contains(node)) {
nodes.add(node);
result.add(path);
}
}
}
return result;
}
@SuppressWarnings("unchecked")
private boolean isTestRequirement(List<Object> defs, List<Object> uses, AbstractPath<V> path) {
for (Object def : defs) {
Node<V> begin;
if (def instanceof Edge<?>) begin = ((Edge<V>) def).getBeginNode();
else begin = ((Node<V>) def);
if (begin == path.from())
for (Object use : uses) {
Node<V> end;
if (use instanceof Edge<?>) end = ((Edge<V>) use).getEndNode();
else end = ((Node<V>) use);
if (end == path.to()) return true;
}
}
return false;
}