v8/test/preparser/testcfg.py
machenbach 4fe08abde6 [test] Key variant flags by variant name everywhere.
This allows variants to be named on test failures (follow
up) and then to be used in the test runner for a repro.

This also speeds up variant iteration for test262 and fixes
a bug with variants for benchmarks.

BUG=chromium:511215
NOTREECHECKS=true
LOG=n

Review URL: https://codereview.chromium.org/1245623005

Cr-Commit-Position: refs/heads/master@{#29899}
2015-07-29 07:14:30 +00:00

135 lines
5.0 KiB
Python

# Copyright 2011 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 os
import re
from testrunner.local import testsuite
from testrunner.local import utils
from testrunner.objects import testcase
FLAGS_PATTERN = re.compile(r"//\s+Flags:(.*)")
INVALID_FLAGS = ["--enable-slow-asserts"]
class PreparserTestSuite(testsuite.TestSuite):
def __init__(self, name, root):
super(PreparserTestSuite, self).__init__(name, root)
def shell(self):
return "d8"
def _GetExpectations(self):
expects_file = os.path.join(self.root, "preparser.expectation")
expectations_map = {}
if not os.path.exists(expects_file): return expectations_map
rule_regex = re.compile("^([\w\-]+)(?::([\w\-]+))?(?::(\d+),(\d+))?$")
for line in utils.ReadLinesFrom(expects_file):
rule_match = rule_regex.match(line)
if not rule_match: continue
expects = []
if (rule_match.group(2)):
expects += [rule_match.group(2)]
if (rule_match.group(3)):
expects += [rule_match.group(3), rule_match.group(4)]
expectations_map[rule_match.group(1)] = " ".join(expects)
return expectations_map
def _ParsePythonTestTemplates(self, result, filename):
pathname = os.path.join(self.root, filename + ".pyt")
def Test(name, source, expectation, extra_flags=[]):
source = source.replace("\n", " ")
testname = os.path.join(filename, name)
flags = ["-e", source]
if expectation:
flags += ["--throws"]
flags += extra_flags
test = testcase.TestCase(self, testname, flags=flags)
result.append(test)
def Template(name, source):
def MkTest(replacement, expectation):
testname = name
testsource = source
for key in replacement.keys():
testname = testname.replace("$" + key, replacement[key]);
testsource = testsource.replace("$" + key, replacement[key]);
Test(testname, testsource, expectation)
return MkTest
execfile(pathname, {"Test": Test, "Template": Template})
def ListTests(self, context):
expectations = self._GetExpectations()
result = []
# Find all .js files in this directory.
filenames = [f[:-3] for f in os.listdir(self.root) if f.endswith(".js")]
filenames.sort()
for f in filenames:
throws = expectations.get(f, None)
flags = [f + ".js"]
if throws:
flags += ["--throws"]
test = testcase.TestCase(self, f, flags=flags)
result.append(test)
# Find all .pyt files in this directory.
filenames = [f[:-4] for f in os.listdir(self.root) if f.endswith(".pyt")]
filenames.sort()
for f in filenames:
self._ParsePythonTestTemplates(result, f)
return result
def GetFlagsForTestCase(self, testcase, context):
first = testcase.flags[0]
if first != "-e":
testcase.flags[0] = os.path.join(self.root, first)
source = self.GetSourceForTest(testcase)
result = []
flags_match = re.findall(FLAGS_PATTERN, source)
for match in flags_match:
result += match.strip().split()
result += context.mode_flags
result = [x for x in result if x not in INVALID_FLAGS]
result.append(os.path.join(self.root, testcase.path + ".js"))
return testcase.flags + result
return testcase.flags
def GetSourceForTest(self, testcase):
if testcase.flags[0] == "-e":
return testcase.flags[1]
with open(testcase.flags[0]) as f:
return f.read()
def _VariantGeneratorFactory(self):
return testsuite.StandardVariantGenerator
def GetSuite(name, root):
return PreparserTestSuite(name, root)