private Map<Integer, Set<Integer>> getKillMap(
List<Assertion> assertions, Map<Mutation, ExecutionResult> mutationResults) {
Map<Integer, Set<Integer>> killMap = new HashMap<Integer, Set<Integer>>();
int num = 0;
for (Assertion assertion : assertions) {
Set<Integer> killedMutations = new HashSet<Integer>();
for (Mutation m : mutationResults.keySet()) {
boolean isKilled = false;
for (OutputTrace<?> trace : mutationResults.get(m).getTraces()) {
if (trace.isDetectedBy(assertion)) {
isKilled = true;
break;
}
}
if (isKilled) {
killedMutations.add(m.getId());
assertion.addKilledMutation(m);
}
}
killMap.put(num, killedMutations);
num++;
}
return killMap;
}
@Override
public void addAssertions(TestCase test) {
if (!(test instanceof StructuredTestCase))
throw new IllegalArgumentException("Expecting StructuredTestCase");
StructuredTestCase structuredTest = (StructuredTestCase) test;
Set<String> targetMethods = structuredTest.getTargetMethods();
List<Mutation> mutants = MutationPool.getMutants();
ExecutionResult origResult = runTest(test);
Map<Mutation, ExecutionResult> mutationResults = new HashMap<Mutation, ExecutionResult>();
// execute on all mutants in the target method that were touched
for (Mutation mutant : mutants) {
if (!origResult.getTrace().wasMutationTouched(mutant.getId())) continue;
if (!targetMethods.contains(mutant.getMethodName())) {
continue;
}
ExecutionResult mutationResult = runTest(test, mutant);
mutationResults.put(mutant, mutationResult);
}
addAssertions(structuredTest, origResult, mutationResults);
}
/** {@inheritDoc} */
@Override
public List<Mutation> apply(
MethodNode mn,
String className,
String methodName,
BytecodeInstruction instruction,
Frame frame) {
List<Mutation> mutations = new LinkedList<Mutation>();
Object value = getValue(instruction.getASMNode());
for (Object replacement : getReplacement(value)) {
// insert mutation into bytecode with conditional
LdcInsnNode mutation = new LdcInsnNode(replacement);
// insert mutation into pool
String summary = NAME + " - " + value + " -> " + replacement;
if (replacement instanceof String) {
summary = summary.replace("*/", "*_/");
}
Mutation mutationObject =
MutationPool.addMutation(
className,
methodName,
summary,
instruction,
mutation,
Mutation.getDefaultInfectionDistance());
mutations.add(mutationObject);
}
return mutations;
}
