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#!/usr/bin/env python
# Copyright (C) 2016 the V8 project authors. All rights reserved.
# This code is governed by the BSD license found in the LICENSE file.
from __future__ import print_function
import argparse
import os, sys
from lib.expander import Expander
from lib.test import Test
def print_error(*values):
print('ERROR:', *values, file=sys.stderr)
def find_cases(location):
# When a file is specified, return the file name and its containing
# directory
if os.path.isfile(location):
return location, [os.path.dirname(location)]
# When a directory is specified, if that directory contains a sub-directory
# names "default" interpret it as a "case directory"
if (os.path.isdir(os.path.join(location, 'default'))):
return None, [location]
else:
return None, map(
lambda x: os.path.join(args.cases, x), os.listdir(args.cases))
def clean(args):
for (subdir, _, fileNames) in os.walk(args.directory):
for fileName in map(lambda x: os.path.join(subdir, x), fileNames):
test = Test(fileName)
test.load()
if test.is_generated():
print('Deleting file "' + fileName + '"...')
os.remove(fileName)
def create(args):
caseFile, caseDirs = find_cases(args.cases)
for caseDir in caseDirs:
exp = Expander(caseDir)
for test in exp.expand('utf-8', caseFile):
if args.out:
try:
test.load(args.out)
if args.no_clobber:
print_error(
'Refusing to overwrite file: ' + test.file_name)
exit(1)
if not test.is_generated():
print_error(
'Refusing to overwrite non-generated file: ' +
test.file_name)
exit(1)
except IOError:
pass
test.write(args.out, parents=args.parents)
else:
print(test.to_string())
parser = argparse.ArgumentParser(description='Test262 test generator tool')
subparsers = parser.add_subparsers()
create_parser = subparsers.add_parser('create',
help='''Generate test material''')
create_parser.add_argument('-o', '--out', help='''The directory to write the
compiled tests. If unspecified, tests will be written to standard out.''')
create_parser.add_argument('-p', '--parents', action='store_true',
help='''Create non-existent directories as necessary.''')
create_parser.add_argument('-n', '--no-clobber', action='store_true',
help='''Do not produce test if a corresponding file exists within this
directory.''')
create_parser.add_argument('cases',
help='''Test cases to generate. May be a file or a directory.''')
create_parser.set_defaults(func=create)
clean_parser = subparsers.add_parser('clean',
help='''Remove previously-generated files''')
clean_parser.add_argument('directory',
help='''Remove any generated tests from this directory''')
clean_parser.set_defaults(func=clean)
args = parser.parse_args()
args.func(args)
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