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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo
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Roy Tam
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testing/gtest/rungtests.py
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testing/gtest/rungtests.py
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#!/usr/bin/env python
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import with_statement
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from optparse import OptionParser
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import os
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import sys
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import mozcrash
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import mozinfo
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import mozlog
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import mozprocess
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from mozrunner.utils import get_stack_fixer_function
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log = mozlog.unstructured.getLogger('gtest')
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class GTests(object):
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# Time (seconds) to wait for test process to complete
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TEST_PROC_TIMEOUT = 1200
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# Time (seconds) in which process will be killed if it produces no output.
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TEST_PROC_NO_OUTPUT_TIMEOUT = 300
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def run_gtest(self, prog, xre_path, cwd, symbols_path=None,
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utility_path=None):
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"""
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Run a single C++ unit test program.
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Arguments:
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* prog: The path to the test program to run.
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* env: The environment to use for running the program.
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* cwd: The directory to run tests from (support files will be found
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in this direcotry).
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* symbols_path: A path to a directory containing Breakpad-formatted
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symbol files for producing stack traces on crash.
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* utility_path: A path to a directory containing utility programs.
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currently used to locate a stack fixer to provide
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symbols symbols for assertion stacks.
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Return True if the program exits with a zero status, False otherwise.
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"""
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self.xre_path = xre_path
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env = self.build_environment()
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log.info("Running gtest")
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if cwd and not os.path.isdir(cwd):
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os.makedirs(cwd)
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stream_output = mozprocess.StreamOutput(sys.stdout)
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process_output = stream_output
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if utility_path:
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stack_fixer = get_stack_fixer_function(utility_path, symbols_path)
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if stack_fixer:
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process_output = lambda line: stream_output(stack_fixer(line))
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proc = mozprocess.ProcessHandler([prog, "-unittest"],
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cwd=cwd,
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env=env,
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processOutputLine=process_output)
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#TODO: After bug 811320 is fixed, don't let .run() kill the process,
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# instead use a timeout in .wait() and then kill to get a stack.
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proc.run(timeout=GTests.TEST_PROC_TIMEOUT,
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outputTimeout=GTests.TEST_PROC_NO_OUTPUT_TIMEOUT)
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proc.wait()
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if proc.timedOut:
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log.testFail("gtest | timed out after %d seconds", GTests.TEST_PROC_TIMEOUT)
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return False
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if mozcrash.check_for_crashes(cwd, symbols_path, test_name="gtest"):
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# mozcrash will output the log failure line for us.
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return False
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result = proc.proc.returncode == 0
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if not result:
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log.testFail("gtest | test failed with return code %d", proc.proc.returncode)
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return result
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def build_core_environment(self, env = {}):
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"""
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Add environment variables likely to be used across all platforms, including remote systems.
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"""
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env["MOZILLA_FIVE_HOME"] = self.xre_path
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env["MOZ_XRE_DIR"] = self.xre_path
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env["MOZ_GMP_PATH"] = os.pathsep.join(
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os.path.join(self.xre_path, p, "1.0")
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for p in ('gmp-fake', 'gmp-fakeopenh264')
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)
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env["XPCOM_DEBUG_BREAK"] = "stack-and-abort"
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env["MOZ_CRASHREPORTER_NO_REPORT"] = "1"
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env["MOZ_CRASHREPORTER"] = "1"
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env["MOZ_RUN_GTEST"] = "1"
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# Normally we run with GTest default output, override this to use the TBPL test format.
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env["MOZ_TBPL_PARSER"] = "1"
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if not mozinfo.has_sandbox:
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# Bug 1082193 - This is horrible. Our linux build boxes run CentOS 6,
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# which is too old to support sandboxing. Disable sandbox for gtests
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# on machines which don't support sandboxing until they can be
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# upgraded, or gtests are run on test machines instead.
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env["MOZ_DISABLE_GMP_SANDBOX"] = "1"
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return env
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def build_environment(self):
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"""
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Create and return a dictionary of all the appropriate env variables and values.
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On a remote system, we overload this to set different values and are missing things like os.environ and PATH.
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"""
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if not os.path.isdir(self.xre_path):
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raise Exception("xre_path does not exist: %s", self.xre_path)
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env = dict(os.environ)
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env = self.build_core_environment(env)
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pathvar = ""
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if mozinfo.os == "linux":
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pathvar = "LD_LIBRARY_PATH"
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elif mozinfo.os == "mac":
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pathvar = "DYLD_LIBRARY_PATH"
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elif mozinfo.os == "win":
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pathvar = "PATH"
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if pathvar:
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if pathvar in env:
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env[pathvar] = "%s%s%s" % (self.xre_path, os.pathsep, env[pathvar])
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else:
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env[pathvar] = self.xre_path
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# ASan specific environment stuff
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if mozinfo.info["asan"]:
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# Symbolizer support
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llvmsym = os.path.join(self.xre_path, "llvm-symbolizer")
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if os.path.isfile(llvmsym):
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env["ASAN_SYMBOLIZER_PATH"] = llvmsym
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log.info("gtest | ASan using symbolizer at %s", llvmsym)
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else:
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# This should be |testFail| instead of |info|. See bug 1050891.
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log.info("gtest | Failed to find ASan symbolizer at %s", llvmsym)
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return env
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class gtestOptions(OptionParser):
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def __init__(self):
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OptionParser.__init__(self)
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self.add_option("--cwd",
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dest="cwd",
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default=os.getcwd(),
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help="absolute path to directory from which to run the binary")
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self.add_option("--xre-path",
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dest="xre_path",
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default=None,
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help="absolute path to directory containing XRE (probably xulrunner)")
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self.add_option("--symbols-path",
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dest="symbols_path",
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default=None,
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help="absolute path to directory containing breakpad symbols, or the URL of a zip file containing symbols")
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self.add_option("--utility-path",
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dest="utility_path",
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default=None,
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help="path to a directory containing utility program binaries")
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def update_mozinfo():
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"""walk up directories to find mozinfo.json update the info"""
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path = os.path.abspath(os.path.realpath(os.path.dirname(__file__)))
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dirs = set()
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while path != os.path.expanduser('~'):
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if path in dirs:
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break
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dirs.add(path)
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path = os.path.split(path)[0]
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mozinfo.find_and_update_from_json(*dirs)
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def main():
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parser = gtestOptions()
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options, args = parser.parse_args()
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if not args:
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print >>sys.stderr, """Usage: %s <binary>""" % sys.argv[0]
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sys.exit(1)
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if not options.xre_path:
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print >>sys.stderr, """Error: --xre-path is required"""
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sys.exit(1)
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if not options.utility_path:
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print >>sys.stderr, """Warning: --utility-path is required to process assertion stacks"""
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update_mozinfo()
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prog = os.path.abspath(args[0])
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options.xre_path = os.path.abspath(options.xre_path)
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tester = GTests()
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try:
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result = tester.run_gtest(prog, options.xre_path,
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options.cwd,
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symbols_path=options.symbols_path,
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utility_path=options.utility_path)
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except Exception, e:
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log.error(str(e))
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result = False
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sys.exit(0 if result else 1)
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if __name__ == '__main__':
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main()
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