def main():
options = to_options_gen(arg_parser_gen())
jdk = JDK(options.java_home)
classes_dir = _maven_work(options, jdk)
_create_mutants_dir(options)
tool = MuJava(options.mutants, jdk=jdk, classpath=classes_dir)
state = _recover_state(options)
db = _initialize_db(options)
targets = state[0]
analysed_files = state[1]
count = 1
files = get_class_files(options.java_src, ext='.java')
for i, file in enumerate(sort_files(files)):
print('PROCESSING {0} {1}/{2}'.format(file, i + 1, len(files)))
if file not in analysed_files['files']:
t = tool.generate(classes_dir, options.java_src, file, len(targets))
print('\ttargets found: {0}'.format(len(t)))
targets += t
for target in t:
target['mutants'] = _run_hunor(options, target)
_persist_targets(db, t)
_save_state(options, state, t, file)
count += 1
def main():
source_dir = PROJECT_DIR
files = get_class_files(source_dir, ext='.java')
targets = []
for file in files:
targets += get_targets(source_dir, file, len(targets))
write_config_json(targets)
def _test_classes(self):
classes = []
for class_file in sorted(get_class_files(self.tests_classes)):
filename, _ = os.path.splitext(class_file)
if not filename.endswith('_scaffolding'):
classes.append(filename.replace(os.sep, '.'))
return classes
def _compile(self):
os.mkdir(self.tests_classes)
classpath = generate_classpath([self.classpath, self.tests_src, JUNIT,
HAMCREST])
for java_test_file in sorted(get_class_files(
self.tests_src, ext='.java')):
self.jdk.run_javac(os.path.join(self.tests_src, java_test_file),
5 * 60, self.tests_src, '-classpath', classpath,
'-d', self.tests_classes)
return self._test_classes()
def equivalence_analysis(jdk,
junit,
classpath,
test_suites,
mutants,
mutation_tool,
sut_class,
coverage_threshold,
output,
mutants_dir,
using_target=False):
if mutation_tool == 'pit':
mutation_tool = Pit(mutants_dir, sut_class)
elif mutation_tool == 'major':
mutation_tool = Major(mutants_dir)
elif mutation_tool == 'mujava':
mutation_tool = MuJava(mutants_dir)
root_path = mutants_dir[0:mutants_dir.rfind('/')]
target_mutant = mutants_dir[mutants_dir.rfind('/') + 1:]
mutants = mutation_tool.read_log(log_dir=root_path,
target_mutant=target_mutant)
with open(os.path.join(output, 'equivalents.csv'), 'w') as f:
f.write('id,maybe_equivalent,not_equivalent,coverage\n')
f.close()
original_dir = os.path.join(mutants_dir[0:mutants_dir.rfind('/')],
'ORIGINAL')
ori_coverage = 0
ori_tests_total = 0
line_coverage = 0
if using_target and len(list(mutants.keys())) > 0:
line_coverage = mutants[list(mutants.keys())[0]].line_number
if os.path.exists(original_dir):
ori_test_suites = junit.run_test_suites(test_suites, original_dir,
line_coverage)
for t in ori_test_suites:
test_suites[t].elapsed_time = ori_test_suites[t].elapsed_time
ori_coverage += ori_test_suites[t].coverage
ori_tests_total += ori_test_suites[t].tests_total
if ori_test_suites[t].tests_total == 0:
test_suites[t].is_valid = False
coverage_threshold = float(coverage_threshold)
if coverage_threshold < 1:
coverage_threshold = math.ceil(coverage_threshold * ori_tests_total)
else:
coverage_threshold = math.ceil(coverage_threshold)
if using_target and ori_coverage < coverage_threshold:
print('WARNING: Not enough coverage for this target.' +
' coverage: {0}, test cases: {1}'.format(ori_coverage,
ori_tests_total))
return None
print('RUNNING TEST SUITES FOR ALL MUTANTS...')
begin = datetime.now()
for i, m in enumerate(mutants):
mutant_begin = datetime.now()
mutant = mutants[m]
print('\tmutant: {0}... {1}/{2}'.format(mutant, i + 1, len(mutants)))
if os.path.exists(mutant.path):
compile_success = True
for java_file in get_class_files(mutant.path, ext='.java'):
compile_success = compile_success and jdk.run_javac(
java_file, 60, mutant.path, "-classpath", classpath)
if compile_success:
mutant.result.test_suites = junit.run_test_suites(
test_suites, mutant.path, mutant.line_number, original_dir)
coverage = 0
fail = False
maybe_in_loop = False
coverage_log = []
tests_total = 0
fail_tests_total = 0
fail_tests = set()
for r in mutant.result.test_suites:
coverage += mutant.result.test_suites[r].coverage
fail = fail or mutant.result.test_suites[r].fail
maybe_in_loop = (maybe_in_loop
or mutant.result.test_suites[r].fail)
tests_total += mutant.result.test_suites[r].tests_total
fail_tests_total += (
mutant.result.test_suites[r].fail_tests_total)
fail_tests = fail_tests.union(
mutant.result.test_suites[r].fail_tests)
coverage_log.append('{0}: {1}'.format(
r, mutant.result.test_suites[r].coverage))
print('\t\tcoverage: {0}/{4} ({1}) tests fail: {2}/{3}'.format(
coverage, ', '.join(coverage_log), fail_tests_total,
tests_total, coverage_threshold))
if tests_total > 0 or maybe_in_loop:
with open(os.path.join(output, 'equivalents.csv'),
'a') as f:
if coverage >= coverage_threshold and not fail:
print('\t\t +++ THIS MUTANT MAY BE EQUIVALENT!')
mutant.maybe_equivalent = True
f.write('{0},{1},{2},{3}\n'.format(
mutant.id, 'x', '', coverage))
elif fail:
print('\t\t --- THIS MUTANT IS NOT EQUIVALENT!')
f.write('{0},{1},{2},{3}\n'.format(
mutant.id, '', 'x', coverage))
else:
f.write('{0},{1},{2},{3}\n'.format(
mutant.id, '', '', coverage))
f.close()
else:
mutant.is_invalid = True
else:
print('\t\tWARNING: mutant not compile: {0}'.format(
mutant.path))
mutant.is_invalid = True
else:
print('\t\tWARNING: mutant directory not found: {0}'.format(
mutant.path))
mutant.is_invalid = True
print('\t********************************* {0}'.format(datetime.now() -
mutant_begin))
print('############ END ANALYSIS ########### {0}'.format(datetime.now() -
begin))
return mutants
