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# Copyright 2012 the V8 project authors. All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import fnmatch
import imp
import os
from . import command
from . import statusfile
from . import utils
from ..objects.testcase import TestCase
from variants import ALL_VARIANTS, ALL_VARIANT_FLAGS
STANDARD_VARIANT = set(["default"])
class LegacyVariantsGenerator(object):
def __init__(self, suite, variants):
self.suite = suite
self.all_variants = ALL_VARIANTS & variants
self.standard_variant = STANDARD_VARIANT & variants
def FilterVariantsByTest(self, test):
if test.only_standard_variant:
return self.standard_variant
return self.all_variants
def GetFlagSets(self, test, variant):
return ALL_VARIANT_FLAGS[variant]
class StandardLegacyVariantsGenerator(LegacyVariantsGenerator):
def FilterVariantsByTest(self, testcase):
return self.standard_variant
class VariantsGenerator(object):
def __init__(self, variants):
self._all_variants = [v for v in variants if v in ALL_VARIANTS]
self._standard_variant = [v for v in variants if v in STANDARD_VARIANT]
def gen(self, test):
"""Generator producing (variant, flags, procid suffix) tuples."""
flags_set = self._get_flags_set(test)
for n, variant in enumerate(self._get_variants(test)):
yield (variant, flags_set[variant][0], n)
def _get_flags_set(self, test):
return ALL_VARIANT_FLAGS
def _get_variants(self, test):
if test.only_standard_variant:
return self._standard_variant
return self._all_variants
class TestSuite(object):
@staticmethod
def LoadTestSuite(root):
name = root.split(os.path.sep)[-1]
f = None
try:
(f, pathname, description) = imp.find_module("testcfg", [root])
module = imp.load_module(name + "_testcfg", f, pathname, description)
return module.GetSuite(name, root)
finally:
if f:
f.close()
def __init__(self, name, root):
# Note: This might be called concurrently from different processes.
self.name = name # string
self.root = root # string containing path
self.tests = None # list of TestCase objects
self.statusfile = None
def status_file(self):
return "%s/%s.status" % (self.root, self.name)
def ListTests(self, context):
raise NotImplementedError
def _LegacyVariantsGeneratorFactory(self):
"""The variant generator class to be used."""
return LegacyVariantsGenerator
def CreateLegacyVariantsGenerator(self, variants):
"""Return a generator for the testing variants of this suite.
Args:
variants: List of variant names to be run as specified by the test
runner.
Returns: An object of type LegacyVariantsGenerator.
"""
return self._LegacyVariantsGeneratorFactory()(self, set(variants))
def get_variants_gen(self, variants):
return self._variants_gen_class()(variants)
def _variants_gen_class(self):
return VariantsGenerator
def ReadStatusFile(self, variables):
self.statusfile = statusfile.StatusFile(self.status_file(), variables)
def ReadTestCases(self, context):
self.tests = self.ListTests(context)
def FilterTestCasesByStatus(self,
slow_tests_mode=None,
pass_fail_tests_mode=None):
"""Filters tests by outcomes from status file.
Status file has to be loaded before using this function.
Args:
slow_tests_mode: What to do with slow tests.
pass_fail_tests_mode: What to do with pass or fail tests.
Mode options:
None (default) - don't skip
"skip" - skip if slow/pass_fail
"run" - skip if not slow/pass_fail
"""
def _skip_slow(is_slow, mode):
return (
(mode == 'run' and not is_slow) or
(mode == 'skip' and is_slow))
def _skip_pass_fail(pass_fail, mode):
return (
(mode == 'run' and not pass_fail) or
(mode == 'skip' and pass_fail))
def _compliant(test):
if test.do_skip:
return False
if _skip_slow(test.is_slow, slow_tests_mode):
return False
if _skip_pass_fail(test.is_pass_or_fail, pass_fail_tests_mode):
return False
return True
self.tests = filter(_compliant, self.tests)
def FilterTestCasesByArgs(self, args):
"""Filter test cases based on command-line arguments.
args can be a glob: asterisks in any position of the argument
represent zero or more characters. Without asterisks, only exact matches
will be used with the exeption of the test-suite name as argument.
"""
filtered = []
globs = []
for a in args:
argpath = a.split('/')
if argpath[0] != self.name:
continue
if len(argpath) == 1 or (len(argpath) == 2 and argpath[1] == '*'):
return # Don't filter, run all tests in this suite.
path = '/'.join(argpath[1:])
globs.append(path)
for t in self.tests:
for g in globs:
if fnmatch.fnmatch(t.path, g):
filtered.append(t)
break
self.tests = filtered
def _create_test(self, path, **kwargs):
test = self._test_class()(self, path, self._path_to_name(path), **kwargs)
return test
def _test_class(self):
raise NotImplementedError
def _path_to_name(self, path):
if utils.IsWindows():
return path.replace("\\", "/")
return path
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