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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 datetime
import time
import types
from marionette_driver.errors import TimeoutException
def timestamp_now():
return int(time.mktime(datetime.datetime.now().timetuple()))
def verbose_until(wait, target, condition, message=""):
"""
Performs a `wait`.until(condition)` and adds information about the state of
`target` to any resulting `TimeoutException`.
:param wait: a `marionette.Wait` instance
:param target: the object you want verbose output about if a
`TimeoutException` is raised
This is usually the input value provided to the `condition` used by
`wait`. Ideally, `target` should implement `__str__`
:param condition: callable function used by `wait.until()`
:param message: optional message to log when exception occurs
:return: the result of `wait.until(condition)`
"""
if isinstance(condition, types.FunctionType):
name = condition.__name__
else:
name = str(condition)
err_message = '\n'.join([message,
'condition: ' + name,
str(target)])
return wait.until(condition, message=err_message)
def save_memory_report(marionette):
"""
Saves memory report (like about:memory) to current working directory.
:param marionette: Marionette instance to use for executing.
"""
with marionette.using_context('chrome'):
marionette.execute_async_script("""
Components.utils.import("resource://gre/modules/Services.jsm");
let Cc = Components.classes;
let Ci = Components.interfaces;
let dumper = Cc["@mozilla.org/memory-info-dumper;1"].
getService(Ci.nsIMemoryInfoDumper);
// Examples of dirs: "CurProcD" usually 'browser' dir in
// current FF dir; "DfltDwnld" default download dir
let file = Services.dirsvc.get("CurProcD", Ci.nsIFile);
file.append("media-memory-report");
file.createUnique(Ci.nsIFile.DIRECTORY_TYPE, 0777);
file.append("media-memory-report.json.gz");
dumper.dumpMemoryReportsToNamedFile(file.path, null, null, false);
log('Saved memory report to ' + file.path);
// for dmd-enabled build
dumper.dumpMemoryInfoToTempDir("media", false, false);
marionetteScriptFinished(true);
return;
""", script_timeout=30000)
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