mozilla
/
gecko-dev
зеркало из https://github.com/mozilla/gecko-dev.git
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gecko-dev/remote/mach_commands.py

313 строки
9.8 KiB
Python
Исходник Ответственный История

# 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/.
from __future__ import (
absolute_import,
print_function,
unicode_literals,
)
import sys
import os
import tempfile
import shutil
import subprocess
from mach.decorators import (
Command,
CommandArgument,
CommandProvider,
SubCommand,
)
from mozbuild.base import (
MachCommandBase,
MozbuildObject,
)
from mozbuild import nodeutil
import mozprofile
EX_CONFIG = 78
EX_SOFTWARE = 70
EX_USAGE = 64
DEFAULT_REPO = "https://github.com/andreastt/puppeteer.git"
DEFAULT_COMMITISH = "firefox"
def setup():
# add node and npm from mozbuild to front of system path
npm, _ = nodeutil.find_npm_executable()
if not npm:
exit(EX_CONFIG, "could not find npm executable")
path = os.path.abspath(os.path.join(npm, os.pardir))
os.environ["PATH"] = "{}:{}".format(path, os.environ["PATH"])
@CommandProvider
class RemoteCommands(MachCommandBase):
def __init__(self, context):
MachCommandBase.__init__(self, context)
self.remotedir = os.path.join(self.topsrcdir, "remote")
@Command("remote", category="misc",
description="Remote protocol related operations.")
def remote(self):
self.parser.print_usage()
exit(EX_USAGE)
@SubCommand("remote", "vendor-puppeteer",
"Pull in latest changes of the Puppeteer client.")
@CommandArgument("--repository",
metavar="REPO",
default=DEFAULT_REPO,
help="The (possibly remote) repository to clone from. "
"Defaults to {}.".format(DEFAULT_REPO))
@CommandArgument("--commitish",
metavar="COMMITISH",
default=DEFAULT_COMMITISH,
help="The commit or tag object name to check out. "
"Defaults to \"{}\".".format(DEFAULT_COMMITISH))
def vendor_puppeteer(self, repository, commitish):
puppeteerdir = os.path.join(self.remotedir, "test", "puppeteer")
shutil.rmtree(puppeteerdir, ignore_errors=True)
os.makedirs(puppeteerdir)
with TemporaryDirectory() as tmpdir:
git("clone", "-q", repository, tmpdir)
git("checkout", commitish, worktree=tmpdir)
git("checkout-index", "-a", "-f",
"--prefix", "{}/".format(puppeteerdir),
worktree=tmpdir)
# remove files which may interfere with git checkout of central
try:
os.remove(os.path.join(puppeteerdir, ".gitattributes"))
os.remove(os.path.join(puppeteerdir, ".gitignore"))
except OSError:
pass
import yaml
annotation = {
"schema": 1,
"bugzilla": {
"product": "Remote Protocol",
"component": "Agent",
},
"origin": {
"name": "puppeteer",
"description": "Headless Chrome Node API",
"url": repository,
"license": "Apache-2.0",
"release": commitish,
},
}
with open(os.path.join(puppeteerdir, "moz.yaml"), "w") as fh:
yaml.safe_dump(annotation, fh,
default_flow_style=False,
encoding="utf-8",
allow_unicode=True)
def git(*args, **kwargs):
cmd = ("git",)
if kwargs.get("worktree"):
cmd += ("-C", kwargs["worktree"])
cmd += args
pipe = kwargs.get("pipe")
git_p = subprocess.Popen(cmd,
env={"GIT_CONFIG_NOSYSTEM": "1"},
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
pipe_p = None
if pipe:
pipe_p = subprocess.Popen(pipe, stdin=git_p.stdout, stderr=subprocess.PIPE)
if pipe:
_, pipe_err = pipe_p.communicate()
out, git_err = git_p.communicate()
# use error from first program that failed
if git_p.returncode > 0:
exit(EX_SOFTWARE, git_err)
if pipe and pipe_p.returncode > 0:
exit(EX_SOFTWARE, pipe_err)
return out
def npm(*args, **kwargs):
env = None
if kwargs.get("env"):
env = os.environ.copy()
env.update(kwargs["env"])
p = subprocess.Popen(("npm",) + args,
cwd=kwargs.get("cwd"),
env=env)
p.wait()
if p.returncode > 0:
exit(p.returncode, "npm: exit code {}".format(p.returncode))
# tempfile.TemporaryDirectory missing from Python 2.7
class TemporaryDirectory(object):
def __init__(self):
self.path = tempfile.mkdtemp()
self._closed = False
def __repr__(self):
return "<{} {!r}>".format(self.__class__.__name__, self.path)
def __enter__(self):
return self.path
def __exit__(self, exc, value, tb):
self.clean()
def __del__(self):
self.clean()
def clean(self):
if self.path and not self._closed:
shutil.rmtree(self.path)
self._closed = True
class PuppeteerRunner(MozbuildObject):
def __init__(self, *args, **kwargs):
super(PuppeteerRunner, self).__init__(*args, **kwargs)
self.profile = mozprofile.Profile()
self.remotedir = os.path.join(self.topsrcdir, "remote")
self.puppeteerdir = os.path.join(self.remotedir, "test", "puppeteer")
def run_test(self, *tests, **params):
"""
Runs Puppeteer unit tests with npm.
Possible optional test parameters:
`binary`:
Path for the browser binary to use. Defaults to the local
build.
`jobs`:
Number of tests to run in parallel. Defaults to not
parallelise, e.g. `-j1`.
`headless`:
Boolean to indicate whether to activate Firefox' headless mode.
`extra_prefs`:
Dictionary of extra preferences to write to the profile,
before invoking npm. Overrides default preferences.
"""
setup()
binary = params.get("binary") or self.get_binary_path()
# currently runs against puppeteer-chrome
# but future intention is to run against puppeteer-firefox
# when it targets the Mozilla remote agent instead of Juggler
env = {"CHROME": binary,
"DUMPIO": "1"}
if params.get("jobs"):
env["PPTR_PARALLEL_TESTS"] = str(params["jobs"])
if params.get("headless"):
env["MOZ_HEADLESS"] = "1"
prefs = params.get("extra_prefs", {})
for k, v in params.get("extra_prefs", {}).items():
prefs[k] = mozprofile.Preferences.cast(v)
prefs.update({
# https://bugzilla.mozilla.org/show_bug.cgi?id=1544393
"remote.enabled": True,
# https://bugzilla.mozilla.org/show_bug.cgi?id=1543115
"browser.dom.window.dump.enabled": True,
})
self.profile.set_preferences(prefs)
# PROFILE is a Puppeteer workaround (see ab302d6)
# for passing the --profile flag to Firefox
env["PROFILE"] = self.profile.profile
return npm("run", "unit", "--verbose", *tests,
cwd=self.puppeteerdir,
env=env)
@CommandProvider
class PuppeteerTest(MachCommandBase):
@Command("puppeteer-test", category="testing",
description="Run Puppeteer unit tests.")
@CommandArgument("--binary",
type=str,
help="Path to Firefox binary. Defaults to local build.")
@CommandArgument("-z", "--headless",
action="store_true",
help="Run browser in headless mode (default).")
@CommandArgument("--setpref",
action="append",
dest="extra_prefs",
metavar="<pref>=<value>",
help="Defines additional user preferences.")
@CommandArgument("-j",
dest="jobs",
type=int,
metavar="<N>",
help="Optionally run tests in parallel.")
@CommandArgument("tests", nargs="*")
def puppeteer_test(self, binary=None, headless=True, extra_prefs=None,
jobs=1, tests=None, **kwargs):
# moztest calls this programmatically with test objects or manifests
if "test_objects" in kwargs and tests is not None:
raise ValueError("Expected either 'test_objects' or 'tests'")
if "test_objects" in kwargs:
tests = []
for test in kwargs["test_objects"]:
tests.append(test["path"])
prefs = {}
for s in (extra_prefs or []):
kv = s.split("=")
if len(kv) != 2:
exit(EX_USAGE, "syntax error in --setpref={}".format(s))
prefs[kv[0]] = kv[1].strip()
self.install_puppeteer()
params = {"binary": binary,
"headless": headless,
"extra_prefs": prefs,
"jobs": jobs}
puppeteer = self._spawn(PuppeteerRunner)
try:
return puppeteer.run_test(*tests, **params)
except Exception as e:
exit(EX_SOFTWARE, e)
def install_puppeteer(self):
setup()
npm("install",
cwd=os.path.join(self.topsrcdir, "remote", "test", "puppeteer"),
env={"PUPPETEER_SKIP_CHROMIUM_DOWNLOAD": "1"})
def exit(code, error=None):
if error is not None:
if isinstance(error, Exception):
import traceback
traceback.print_exc()
else:
message = str(error).split("\n")[0].strip()
print("{}: {}".format(sys.argv[0], message), file=sys.stderr)
sys.exit(code)
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