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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import json
import threading
from collections import defaultdict
from mozlog.formatters import TbplFormatter
from mozrunner.utils import get_stack_fixer_function
class ReftestFormatter(TbplFormatter):
"""
Formatter designed to preserve the legacy "tbpl" format in reftest.
This is needed for both the reftest-analyzer and mozharness log parsing.
We can change this format when both reftest-analyzer and mozharness have
been changed to read structured logs.
"""
def __call__(self, data):
if "component" in data and data["component"] == "mozleak":
# Output from mozleak requires that no prefix be added
# so that mozharness will pick up these failures.
return "%s\n" % data["message"]
formatted = TbplFormatter.__call__(self, data)
if formatted is None:
return
if data["action"] == "process_output":
return formatted
return "REFTEST %s" % formatted
def log(self, data):
prefix = "%s |" % data["level"].upper()
return "%s %s\n" % (prefix, data["message"])
def _format_status(self, data):
extra = data.get("extra", {})
status = data["status"]
status_msg = "TEST-"
if "expected" in data:
status_msg += "UNEXPECTED-%s" % status
else:
if status not in ("PASS", "SKIP"):
status_msg += "KNOWN-"
status_msg += status
if extra.get("status_msg") == "Random":
status_msg += "(EXPECTED RANDOM)"
return status_msg
def test_status(self, data):
extra = data.get("extra", {})
test = data["test"]
status_msg = self._format_status(data)
output_text = "%s | %s | %s" % (
status_msg,
test,
data.get("subtest", "unknown test"),
)
if data.get("message"):
output_text += " | %s" % data["message"]
if "reftest_screenshots" in extra:
screenshots = extra["reftest_screenshots"]
image_1 = screenshots[0]["screenshot"]
if len(screenshots) == 3:
image_2 = screenshots[2]["screenshot"]
output_text += (
"\nREFTEST IMAGE 1 (TEST): data:image/png;base64,%s\n"
"REFTEST IMAGE 2 (REFERENCE): data:image/png;base64,%s"
) % (image_1, image_2)
elif len(screenshots) == 1:
output_text += "\nREFTEST IMAGE: data:image/png;base64,%s" % image_1
return output_text + "\n"
def test_end(self, data):
status = data["status"]
test = data["test"]
output_text = ""
if status != "OK":
status_msg = self._format_status(data)
output_text = "%s | %s | %s" % (status_msg, test, data.get("message", ""))
if output_text:
output_text += "\nREFTEST "
output_text += "TEST-END | %s" % test
return "%s\n" % output_text
def process_output(self, data):
return "%s\n" % data["data"]
def suite_end(self, data):
lines = []
summary = data["extra"]["results"]
summary["success"] = summary["Pass"] + summary["LoadOnly"]
lines.append(
"Successful: %(success)s (%(Pass)s pass, %(LoadOnly)s load only)" % summary
)
summary["unexpected"] = (
summary["Exception"]
+ summary["FailedLoad"]
+ summary["UnexpectedFail"]
+ summary["UnexpectedPass"]
+ summary["AssertionUnexpected"]
+ summary["AssertionUnexpectedFixed"]
)
lines.append(
(
"Unexpected: %(unexpected)s (%(UnexpectedFail)s unexpected fail, "
"%(UnexpectedPass)s unexpected pass, "
"%(AssertionUnexpected)s unexpected asserts, "
"%(FailedLoad)s failed load, "
"%(Exception)s exception)"
)
% summary
)
summary["known"] = (
summary["KnownFail"]
+ summary["AssertionKnown"]
+ summary["Random"]
+ summary["Skip"]
+ summary["Slow"]
)
lines.append(
(
"Known problems: %(known)s ("
+ "%(KnownFail)s known fail, "
+ "%(AssertionKnown)s known asserts, "
+ "%(Random)s random, "
+ "%(Skip)s skipped, "
+ "%(Slow)s slow)"
)
% summary
)
lines = ["REFTEST INFO | %s" % s for s in lines]
lines.append("REFTEST SUITE-END | Shutdown")
return "INFO | Result summary:\n{}\n".format("\n".join(lines))
class OutputHandler:
"""Process the output of a process during a test run and translate
raw data logged from reftest.js to an appropriate structured log action,
where applicable.
"""
def __init__(self, log, utilityPath, symbolsPath=None):
self.stack_fixer_function = get_stack_fixer_function(utilityPath, symbolsPath)
self.log = log
self.proc_name = None
self.results = defaultdict(int)
def __call__(self, line):
# need to return processed messages to appease remoteautomation.py
if not line.strip():
return []
line = line.decode("utf-8", errors="replace")
try:
data = json.loads(line)
except ValueError:
self.verbatim(line)
return [line]
if isinstance(data, dict) and "action" in data:
if data["action"] == "results":
for k, v in data["results"].items():
self.results[k] += v
else:
self.log.log_raw(data)
else:
self.verbatim(json.dumps(data))
return [data]
def write(self, data):
return self.__call__(data)
def verbatim(self, line):
if self.stack_fixer_function:
line = self.stack_fixer_function(line)
name = self.proc_name or threading.current_thread().name
self.log.process_output(name, line)
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