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192 lines
7.5 KiB
Python
192 lines
7.5 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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from __future__ import with_statement
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import sys, os, tempfile, shutil
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from optparse import OptionParser
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import mozprocess, mozinfo, mozlog, mozcrash, mozfile
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from contextlib import contextmanager
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log = mozlog.getLogger('cppunittests')
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class CPPUnitTests(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_one_test(self, prog, env, symbols_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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* 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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Return True if the program exits with a zero status, False otherwise.
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"""
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basename = os.path.basename(prog)
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log.info("Running test %s", basename)
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with mozfile.TemporaryDirectory() as tempdir:
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proc = mozprocess.ProcessHandler([prog],
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cwd=tempdir,
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env=env)
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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=CPPUnitTests.TEST_PROC_TIMEOUT,
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outputTimeout=CPPUnitTests.TEST_PROC_NO_OUTPUT_TIMEOUT)
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proc.wait()
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if proc.timedOut:
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log.testFail("%s | timed out after %d seconds",
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basename, CPPUnitTests.TEST_PROC_TIMEOUT)
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return False
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if mozcrash.check_for_crashes(tempdir, symbols_path,
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test_name=basename):
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log.testFail("%s | test crashed", basename)
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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("%s | test failed with return code %d",
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basename, 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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#TODO: switch this to just abort once all C++ unit tests have
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# been fixed to enable crash reporting
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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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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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# Use llvm-symbolizer for ASan if available/required
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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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return env
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def run_tests(self, programs, xre_path, symbols_path=None):
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"""
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Run a set of C++ unit test programs.
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Arguments:
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* programs: An iterable containing paths to test programs.
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* xre_path: A path to a directory containing a XUL Runtime Environment.
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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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Returns True if all test programs exited with a zero status, False
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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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pass_count = 0
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fail_count = 0
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for prog in programs:
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single_result = self.run_one_test(prog, env, symbols_path)
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if single_result:
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pass_count += 1
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else:
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fail_count += 1
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log.info("Result summary:")
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log.info("Passed: %d" % pass_count)
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log.info("Failed: %d" % fail_count)
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return fail_count == 0
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class CPPUnittestOptions(OptionParser):
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def __init__(self):
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OptionParser.__init__(self)
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self.add_option("--xre-path",
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action = "store", type = "string", 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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action = "store", type = "string", 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("--skip-manifest",
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action = "store", type = "string", dest = "manifest_file",
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default = None,
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help = "absolute path to a manifest file")
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def extract_unittests_from_args(args, manifest_file):
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"""Extract unittests from args, expanding directories as needed"""
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progs = []
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# Known files commonly packaged with the cppunittests that are not tests
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skipped_progs = set(['.mkdir.done', 'remotecppunittests.py', 'runcppunittests.py', 'runcppunittests.pyc'])
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if manifest_file:
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skipped_progs.add(os.path.basename(manifest_file))
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with open(manifest_file) as f:
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for line in f:
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# strip out comment, if any
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prog = line.split('#')[0]
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if prog:
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skipped_progs.add(prog.strip())
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for p in args:
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if os.path.isdir(p):
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progs.extend([os.path.abspath(os.path.join(p, x)) for x in os.listdir(p) if not x in skipped_progs])
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elif p not in skipped_progs:
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progs.append(os.path.abspath(p))
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return progs
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def main():
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parser = CPPUnittestOptions()
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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 <test binary> [<test 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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progs = extract_unittests_from_args(args, options.manifest_file)
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options.xre_path = os.path.abspath(options.xre_path)
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tester = CPPUnitTests()
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try:
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result = tester.run_tests(progs, options.xre_path, options.symbols_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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