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-rw-r--r--python/servo/mutation/test.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/python/servo/mutation/test.py b/python/servo/mutation/test.py
index e86d237351d..5e1772e0a28 100644
--- a/python/servo/mutation/test.py
+++ b/python/servo/mutation/test.py
@@ -40,10 +40,13 @@ def mutation_test(file_name, tests):
test_command = "python mach test-wpt {0} --release".format(test.encode('utf-8'))
test_status = subprocess.call(test_command, shell=True, stdout=DEVNULL)
if test_status != 0:
- print("Failed in while running `{0}`".format(test_command))
+ print("Failed: while running `{0}`".format(test_command))
print "mutated file {0} diff".format(file_name)
sys.stdout.flush()
subprocess.call('git --no-pager diff {0}'.format(file_name), shell=True)
+ else:
+ print("Success: Mutation killed by {0}".format(test.encode('utf-8')))
+ break
print "reverting mutant {0}:{1}".format(file_name, line_to_mutate)
sys.stdout.flush()
subprocess.call('git checkout {0}'.format(file_name), shell=True)