forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			210 lines
		
	
	
	
		
			8.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			210 lines
		
	
	
	
		
			8.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| #!/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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| 
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| from __future__ import with_statement
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| 
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| from optparse import OptionParser
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| import os
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| import sys
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| 
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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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| 
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| log = mozlog.unstructured.getLogger('gtest')
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|         if cwd and not os.path.isdir(cwd):
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|             os.makedirs(cwd)
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| 
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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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| 
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| 
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|         proc = mozprocess.ProcessHandler([prog, "-unittest",
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|                                          "--gtest_death_test_style=threadsafe"],
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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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|             if proc.outputTimedOut:
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|                 log.testFail("gtest | timed out after %d seconds without output",
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|                              GTests.TEST_PROC_NO_OUTPUT_TIMEOUT)
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|             else:
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|                 log.testFail("gtest | timed out after %d seconds",
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|                              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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| 
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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["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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| 
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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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| 
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|         return env
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| 
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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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|         env["PERFHERDER_ALERTING_ENABLED"] = "1"
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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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|             # disable alerts for unstable tests (Bug 1369807)
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|             del env["PERFHERDER_ALERTING_ENABLED"]
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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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| 
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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(
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|                 self.xre_path,
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|                 "llvm-symbolizer" + mozinfo.info["bin_suffix"].encode('ascii'))
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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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| 
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|         return env
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| if __name__ == '__main__':
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|     main()
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| 
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