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270 lines
11 KiB
Python
270 lines
11 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 manifestparser
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import mozprocess
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import mozinfo
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import mozcrash
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import mozfile
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import mozlog
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from contextlib import contextmanager
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from subprocess import PIPE
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SCRIPT_DIR = os.path.abspath(os.path.realpath(os.path.dirname(__file__)))
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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 = 900
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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, interactive=False,
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timeout_factor=1):
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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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* timeout_factor: An optional test-specific timeout multiplier.
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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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self.log.test_start(basename)
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with mozfile.TemporaryDirectory() as tempdir:
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if interactive:
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# For tests run locally, via mach, print output directly
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proc = mozprocess.ProcessHandler([prog],
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cwd=tempdir,
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env=env,
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storeOutput=False)
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else:
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proc = mozprocess.ProcessHandler([prog],
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cwd=tempdir,
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env=env,
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storeOutput=True,
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processOutputLine=lambda _: None)
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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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test_timeout = CPPUnitTests.TEST_PROC_TIMEOUT * timeout_factor
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proc.run(timeout=test_timeout,
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outputTimeout=CPPUnitTests.TEST_PROC_NO_OUTPUT_TIMEOUT)
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proc.wait()
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if proc.output:
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output = "\n%s" % "\n".join(proc.output)
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self.log.process_output(proc.pid, output, command=[prog])
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if proc.timedOut:
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message = "timed out after %d seconds" % CPPUnitTests.TEST_PROC_TIMEOUT
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self.log.test_end(basename, status='TIMEOUT', expected='PASS',
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message=message)
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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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self.log.test_end(basename, status='CRASH', expected='PASS')
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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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self.log.test_end(basename, status='FAIL', expected='PASS',
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message=("test failed with return code %d" %
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proc.proc.returncode))
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else:
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self.log.test_end(basename, status='PASS', expected='PASS')
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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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libpath = self.xre_path
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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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applibpath = os.path.join(os.path.dirname(libpath), 'MacOS')
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if os.path.exists(applibpath):
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# Set the library load path to Contents/MacOS if we're run from
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# the app bundle.
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libpath = applibpath
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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" % (libpath, os.pathsep, env[pathvar])
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else:
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env[pathvar] = libpath
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if mozinfo.info["asan"]:
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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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self.log.info("ASan using symbolizer at %s" % llvmsym)
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else:
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self.log.info("Failed to find ASan symbolizer at %s" % llvmsym)
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# media/mtransport tests statically link in NSS, which
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# causes ODR violations. See bug 1215679.
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assert not 'ASAN_OPTIONS' in env
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env['ASAN_OPTIONS'] = 'detect_leaks=0:detect_odr_violation=0'
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return env
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def run_tests(self, programs, xre_path, symbols_path=None, interactive=False):
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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 (test path, test timeout factor) tuples
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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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self.log = mozlog.get_default_logger()
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self.log.suite_start(programs)
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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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test_path = prog[0]
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timeout_factor = prog[1]
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single_result = self.run_one_test(test_path, env, symbols_path,
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interactive, timeout_factor)
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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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self.log.suite_end()
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# Mozharness-parseable summary formatting.
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self.log.info("Result summary:")
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self.log.info("cppunittests INFO | Passed: %d" % pass_count)
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self.log.info("cppunittests 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("--manifest-path",
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action = "store", type = "string", dest = "manifest_path",
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default = None,
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help = "path to test manifest, if different from the path to test binaries")
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def extract_unittests_from_args(args, environ, manifest_path):
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"""Extract unittests from args, expanding directories as needed"""
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mp = manifestparser.TestManifest(strict=True)
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tests = []
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binary_path = None
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if manifest_path:
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mp.read(manifest_path)
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binary_path = os.path.abspath(args[0])
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else:
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for p in args:
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if os.path.isdir(p):
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try:
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mp.read(os.path.join(p, 'cppunittest.ini'))
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except IOError:
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tests.extend([(os.path.abspath(os.path.join(p, x)), 1) for x in os.listdir(p)])
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else:
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tests.append((os.path.abspath(p), 1))
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# we skip the existence check here because not all tests are built
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# for all platforms (and it will fail on Windows anyway)
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active_tests = mp.active_tests(exists=False, disabled=False, **environ)
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suffix = '.exe' if mozinfo.isWin else ''
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if binary_path:
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tests.extend([(os.path.join(binary_path, test['relpath'] + suffix), int(test.get('requesttimeoutfactor', 1))) for test in active_tests])
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else:
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tests.extend([(test['path'] + suffix, int(test.get('requesttimeoutfactor', 1))) for test in active_tests])
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# skip non-existing tests
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tests = [test for test in tests if os.path.isfile(test[0])]
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return tests
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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 = SCRIPT_DIR
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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 run_test_harness(options, args):
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update_mozinfo()
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progs = extract_unittests_from_args(args, mozinfo.info, options.manifest_path)
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options.xre_path = os.path.abspath(options.xre_path)
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tester = CPPUnitTests()
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result = tester.run_tests(progs, options.xre_path, options.symbols_path)
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return result
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def main():
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parser = CPPUnittestOptions()
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mozlog.commandline.add_logging_group(parser)
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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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if options.manifest_path and len(args) > 1:
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print >>sys.stderr, "Error: multiple arguments not supported with --test-manifest"
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sys.exit(1)
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log = mozlog.commandline.setup_logging("cppunittests", options,
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{"tbpl": sys.stdout})
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try:
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result = run_test_harness(options, args)
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except Exception as 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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