mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-11 02:56:06 +00:00
432 lines
19 KiB
Python
432 lines
19 KiB
Python
import subprocess
|
|
import unittest
|
|
import sys
|
|
import os
|
|
import imp
|
|
from tempfile import mkdtemp
|
|
from shutil import rmtree
|
|
import mozunit
|
|
|
|
from UserString import UserString
|
|
# Create a controlled configuration for use by expandlibs
|
|
config_win = {
|
|
'AR': 'lib',
|
|
'AR_EXTRACT': '',
|
|
'DLL_PREFIX': '',
|
|
'LIB_PREFIX': '',
|
|
'OBJ_SUFFIX': '.obj',
|
|
'LIB_SUFFIX': '.lib',
|
|
'DLL_SUFFIX': '.dll',
|
|
'IMPORT_LIB_SUFFIX': '.lib',
|
|
'LIBS_DESC_SUFFIX': '.desc',
|
|
'EXPAND_LIBS_LIST_STYLE': 'list',
|
|
}
|
|
config_unix = {
|
|
'AR': 'ar',
|
|
'AR_EXTRACT': 'ar -x',
|
|
'DLL_PREFIX': 'lib',
|
|
'LIB_PREFIX': 'lib',
|
|
'OBJ_SUFFIX': '.o',
|
|
'LIB_SUFFIX': '.a',
|
|
'DLL_SUFFIX': '.so',
|
|
'IMPORT_LIB_SUFFIX': '',
|
|
'LIBS_DESC_SUFFIX': '.desc',
|
|
'EXPAND_LIBS_LIST_STYLE': 'linkerscript',
|
|
}
|
|
|
|
config = sys.modules['expandlibs_config'] = imp.new_module('expandlibs_config')
|
|
|
|
from expandlibs import LibDescriptor, ExpandArgs, relativize
|
|
from expandlibs_gen import generate
|
|
from expandlibs_exec import ExpandArgsMore, SectionFinder
|
|
|
|
def Lib(name):
|
|
return config.LIB_PREFIX + name + config.LIB_SUFFIX
|
|
|
|
def Obj(name):
|
|
return name + config.OBJ_SUFFIX
|
|
|
|
def Dll(name):
|
|
return config.DLL_PREFIX + name + config.DLL_SUFFIX
|
|
|
|
def ImportLib(name):
|
|
if not len(config.IMPORT_LIB_SUFFIX): return Dll(name)
|
|
return config.LIB_PREFIX + name + config.IMPORT_LIB_SUFFIX
|
|
|
|
class TestRelativize(unittest.TestCase):
|
|
def test_relativize(self):
|
|
'''Test relativize()'''
|
|
os_path_exists = os.path.exists
|
|
def exists(path):
|
|
return True
|
|
os.path.exists = exists
|
|
self.assertEqual(relativize(os.path.abspath(os.curdir)), os.curdir)
|
|
self.assertEqual(relativize(os.path.abspath(os.pardir)), os.pardir)
|
|
self.assertEqual(relativize(os.path.join(os.curdir, 'a')), 'a')
|
|
self.assertEqual(relativize(os.path.join(os.path.abspath(os.curdir), 'a')), 'a')
|
|
# relativize is expected to return the absolute path if it is shorter
|
|
self.assertEqual(relativize(os.sep), os.sep)
|
|
os.path.exists = os.path.exists
|
|
|
|
class TestLibDescriptor(unittest.TestCase):
|
|
def test_serialize(self):
|
|
'''Test LibDescriptor's serialization'''
|
|
desc = LibDescriptor()
|
|
desc[LibDescriptor.KEYS[0]] = ['a', 'b']
|
|
self.assertEqual(str(desc), "{0} = a b".format(LibDescriptor.KEYS[0]))
|
|
desc['unsupported-key'] = ['a']
|
|
self.assertEqual(str(desc), "{0} = a b".format(LibDescriptor.KEYS[0]))
|
|
desc[LibDescriptor.KEYS[1]] = ['c', 'd', 'e']
|
|
self.assertEqual(str(desc),
|
|
"{0} = a b\n{1} = c d e"
|
|
.format(LibDescriptor.KEYS[0], LibDescriptor.KEYS[1]))
|
|
desc[LibDescriptor.KEYS[0]] = []
|
|
self.assertEqual(str(desc), "{0} = c d e".format(LibDescriptor.KEYS[1]))
|
|
|
|
def test_read(self):
|
|
'''Test LibDescriptor's initialization'''
|
|
desc_list = ["# Comment",
|
|
"{0} = a b".format(LibDescriptor.KEYS[1]),
|
|
"", # Empty line
|
|
"foo = bar", # Should be discarded
|
|
"{0} = c d e".format(LibDescriptor.KEYS[0])]
|
|
desc = LibDescriptor(desc_list)
|
|
self.assertEqual(desc[LibDescriptor.KEYS[1]], ['a', 'b'])
|
|
self.assertEqual(desc[LibDescriptor.KEYS[0]], ['c', 'd', 'e'])
|
|
self.assertEqual(False, 'foo' in desc)
|
|
|
|
def wrap_method(conf, wrapped_method):
|
|
'''Wrapper used to call a test with a specific configuration'''
|
|
def _method(self):
|
|
for key in conf:
|
|
setattr(config, key, conf[key])
|
|
self.init()
|
|
try:
|
|
wrapped_method(self)
|
|
except:
|
|
raise
|
|
finally:
|
|
self.cleanup()
|
|
return _method
|
|
|
|
class ReplicateTests(type):
|
|
'''Replicates tests for unix and windows variants'''
|
|
def __new__(cls, clsName, bases, dict):
|
|
for name in [key for key in dict if key.startswith('test_')]:
|
|
dict[name + '_unix'] = wrap_method(config_unix, dict[name])
|
|
dict[name + '_unix'].__doc__ = dict[name].__doc__ + ' (unix)'
|
|
dict[name + '_win'] = wrap_method(config_win, dict[name])
|
|
dict[name + '_win'].__doc__ = dict[name].__doc__ + ' (win)'
|
|
del dict[name]
|
|
return type.__new__(cls, clsName, bases, dict)
|
|
|
|
class TestCaseWithTmpDir(unittest.TestCase):
|
|
__metaclass__ = ReplicateTests
|
|
def init(self):
|
|
self.tmpdir = os.path.abspath(mkdtemp(dir=os.curdir))
|
|
|
|
def cleanup(self):
|
|
rmtree(self.tmpdir)
|
|
|
|
def touch(self, files):
|
|
for f in files:
|
|
open(f, 'w').close()
|
|
|
|
def tmpfile(self, *args):
|
|
return os.path.join(self.tmpdir, *args)
|
|
|
|
class TestExpandLibsGen(TestCaseWithTmpDir):
|
|
def test_generate(self):
|
|
'''Test library descriptor generation'''
|
|
files = [self.tmpfile(f) for f in
|
|
[Lib('a'), Obj('b'), Lib('c'), Obj('d'), Obj('e'), Lib('f')]]
|
|
self.touch(files[:-1])
|
|
self.touch([files[-1] + config.LIBS_DESC_SUFFIX])
|
|
|
|
desc = generate(files)
|
|
self.assertEqual(desc['OBJS'], [self.tmpfile(Obj(s)) for s in ['b', 'd', 'e']])
|
|
self.assertEqual(desc['LIBS'], [self.tmpfile(Lib(s)) for s in ['a', 'c', 'f']])
|
|
|
|
self.assertRaises(Exception, generate, files + [self.tmpfile(Obj('z'))])
|
|
self.assertRaises(Exception, generate, files + [self.tmpfile(Lib('y'))])
|
|
|
|
class TestExpandInit(TestCaseWithTmpDir):
|
|
def init(self):
|
|
''' Initializes test environment for library expansion tests'''
|
|
super(TestExpandInit, self).init()
|
|
# Create 2 fake libraries, each containing 3 objects, and the second
|
|
# including the first one and another library.
|
|
os.mkdir(self.tmpfile('libx'))
|
|
os.mkdir(self.tmpfile('liby'))
|
|
self.libx_files = [self.tmpfile('libx', Obj(f)) for f in ['g', 'h', 'i']]
|
|
self.liby_files = [self.tmpfile('liby', Obj(f)) for f in ['j', 'k', 'l']] + [self.tmpfile('liby', Lib('z'))]
|
|
self.touch(self.libx_files + self.liby_files)
|
|
with open(self.tmpfile('libx', Lib('x') + config.LIBS_DESC_SUFFIX), 'w') as f:
|
|
f.write(str(generate(self.libx_files)))
|
|
with open(self.tmpfile('liby', Lib('y') + config.LIBS_DESC_SUFFIX), 'w') as f:
|
|
f.write(str(generate(self.liby_files + [self.tmpfile('libx', Lib('x'))])))
|
|
|
|
# Create various objects and libraries
|
|
self.arg_files = [self.tmpfile(f) for f in [Lib('a'), Obj('b'), Obj('c'), Lib('d'), Obj('e')]]
|
|
# We always give library names (LIB_PREFIX/SUFFIX), even for
|
|
# dynamic/import libraries
|
|
self.files = self.arg_files + [self.tmpfile(ImportLib('f'))]
|
|
self.arg_files += [self.tmpfile(Lib('f'))]
|
|
self.touch(self.files)
|
|
|
|
def assertRelEqual(self, args1, args2):
|
|
self.assertEqual(args1, [relativize(a) for a in args2])
|
|
|
|
class TestExpandArgs(TestExpandInit):
|
|
def test_expand(self):
|
|
'''Test library expansion'''
|
|
# Expanding arguments means libraries with a descriptor are expanded
|
|
# with the descriptor content, and import libraries are used when
|
|
# a library doesn't exist
|
|
args = ExpandArgs(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))])
|
|
self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + self.libx_files)
|
|
|
|
# When a library exists at the same time as a descriptor, we still use
|
|
# the descriptor.
|
|
self.touch([self.tmpfile('libx', Lib('x'))])
|
|
args = ExpandArgs(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))])
|
|
self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + self.libx_files)
|
|
|
|
self.touch([self.tmpfile('liby', Lib('y'))])
|
|
args = ExpandArgs(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))])
|
|
self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + self.libx_files)
|
|
|
|
class TestExpandArgsMore(TestExpandInit):
|
|
def test_makelist(self):
|
|
'''Test grouping object files in lists'''
|
|
# ExpandArgsMore does the same as ExpandArgs
|
|
with ExpandArgsMore(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))]) as args:
|
|
self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + self.libx_files)
|
|
|
|
# But also has an extra method replacing object files with a list
|
|
args.makelist()
|
|
# self.files has objects at #1, #2, #4
|
|
self.assertRelEqual(args[:3], ['foo', '-bar'] + self.files[:1])
|
|
self.assertRelEqual(args[4:], [self.files[3]] + self.files[5:] + [self.tmpfile('liby', Lib('z'))])
|
|
|
|
# Check the list file content
|
|
objs = [f for f in self.files + self.liby_files + self.libx_files if f.endswith(config.OBJ_SUFFIX)]
|
|
if config.EXPAND_LIBS_LIST_STYLE == "linkerscript":
|
|
self.assertNotEqual(args[3][0], '@')
|
|
filename = args[3]
|
|
content = ['INPUT("{0}")'.format(relativize(f)) for f in objs]
|
|
with open(filename, 'r') as f:
|
|
self.assertEqual([l.strip() for l in f.readlines() if len(l.strip())], content)
|
|
elif config.EXPAND_LIBS_LIST_STYLE == "list":
|
|
self.assertEqual(args[3][0], '@')
|
|
filename = args[3][1:]
|
|
content = objs
|
|
with open(filename, 'r') as f:
|
|
self.assertRelEqual([l.strip() for l in f.readlines() if len(l.strip())], content)
|
|
|
|
tmp = args.tmp
|
|
# Check that all temporary files are properly removed
|
|
self.assertEqual(True, all([not os.path.exists(f) for f in tmp]))
|
|
|
|
def test_extract(self):
|
|
'''Test library extraction'''
|
|
# Divert subprocess.call
|
|
subprocess_call = subprocess.call
|
|
subprocess_check_output = subprocess.check_output
|
|
def call(args, **kargs):
|
|
if config.AR == 'lib':
|
|
self.assertEqual(args[:2], [config.AR, '-NOLOGO'])
|
|
self.assertTrue(args[2].startswith('-EXTRACT:'))
|
|
extract = [args[2][len('-EXTRACT:'):]]
|
|
self.assertTrue(extract)
|
|
args = args[3:]
|
|
else:
|
|
# The command called is always AR_EXTRACT
|
|
ar_extract = config.AR_EXTRACT.split()
|
|
self.assertEqual(args[:len(ar_extract)], ar_extract)
|
|
args = args[len(ar_extract):]
|
|
# Remaining argument is always one library
|
|
self.assertEqual(len(args), 1)
|
|
arg = args[0]
|
|
self.assertEqual(os.path.splitext(arg)[1], config.LIB_SUFFIX)
|
|
# Simulate file extraction
|
|
lib = os.path.splitext(os.path.basename(arg))[0]
|
|
if config.AR != 'lib':
|
|
extract = [lib, lib + '2']
|
|
extract = [os.path.join(kargs['cwd'], f) for f in extract]
|
|
if config.AR != 'lib':
|
|
extract = [Obj(f) for f in extract]
|
|
if not lib in extracted:
|
|
extracted[lib] = []
|
|
extracted[lib].extend(extract)
|
|
self.touch(extract)
|
|
subprocess.call = call
|
|
|
|
def check_output(args, **kargs):
|
|
# The command called is always AR
|
|
ar = config.AR
|
|
self.assertEqual(args[0:3], [ar, '-NOLOGO', '-LIST'])
|
|
# Remaining argument is always one library
|
|
self.assertRelEqual([os.path.splitext(arg)[1] for arg in args[3:]],
|
|
[config.LIB_SUFFIX])
|
|
# Simulate LIB -NOLOGO -LIST
|
|
lib = os.path.splitext(os.path.basename(args[3]))[0]
|
|
return '%s\n%s\n' % (Obj(lib), Obj(lib + '2'))
|
|
subprocess.check_output = check_output
|
|
|
|
# ExpandArgsMore does the same as ExpandArgs
|
|
self.touch([self.tmpfile('liby', Lib('y'))])
|
|
for iteration in (1, 2):
|
|
with ExpandArgsMore(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))]) as args:
|
|
files = self.files + self.liby_files + self.libx_files
|
|
|
|
self.assertRelEqual(args, ['foo', '-bar'] + files)
|
|
|
|
extracted = {}
|
|
# ExpandArgsMore also has an extra method extracting static libraries
|
|
# when possible
|
|
args.extract()
|
|
|
|
# With AR_EXTRACT, it uses the descriptors when there are, and
|
|
# actually
|
|
# extracts the remaining libraries
|
|
extracted_args = []
|
|
for f in files:
|
|
if f.endswith(config.LIB_SUFFIX):
|
|
base = os.path.splitext(os.path.basename(f))[0]
|
|
# On the first iteration, we test the behavior of
|
|
# extracting archives that don't have a copy of their
|
|
# contents next to them, which is to use the file
|
|
# extracted from the archive in a temporary directory.
|
|
# On the second iteration, we test extracting archives
|
|
# that do have a copy of their contents next to them,
|
|
# in which case those contents are used instead of the
|
|
# temporarily extracted files.
|
|
if iteration == 1:
|
|
extracted_args.extend(sorted(extracted[base]))
|
|
else:
|
|
dirname = os.path.dirname(f[len(self.tmpdir)+1:])
|
|
if base.endswith('f'):
|
|
dirname = os.path.join(dirname, 'foo', 'bar')
|
|
extracted_args.extend([self.tmpfile(dirname, Obj(base)), self.tmpfile(dirname, Obj(base + '2'))])
|
|
else:
|
|
extracted_args.append(f)
|
|
self.assertRelEqual(args, ['foo', '-bar'] + extracted_args)
|
|
|
|
tmp = args.tmp
|
|
# Check that all temporary files are properly removed
|
|
self.assertEqual(True, all([not os.path.exists(f) for f in tmp]))
|
|
|
|
# Create archives contents next to them for the second iteration.
|
|
base = os.path.splitext(Lib('_'))[0]
|
|
self.touch(self.tmpfile(Obj(base.replace('_', suffix))) for suffix in ('a', 'a2', 'd', 'd2'))
|
|
try:
|
|
os.makedirs(self.tmpfile('foo', 'bar'))
|
|
except:
|
|
pass
|
|
self.touch(self.tmpfile('foo', 'bar', Obj(base.replace('_', suffix))) for suffix in ('f', 'f2'))
|
|
self.touch(self.tmpfile('liby', Obj(base.replace('_', suffix))) for suffix in ('z', 'z2'))
|
|
|
|
# Restore subprocess.call and subprocess.check_output
|
|
subprocess.call = subprocess_call
|
|
subprocess.check_output = subprocess_check_output
|
|
|
|
class FakeProcess(object):
|
|
def __init__(self, out, err = ''):
|
|
self.out = out
|
|
self.err = err
|
|
|
|
def communicate(self):
|
|
return (self.out, self.err)
|
|
|
|
OBJDUMPS = {
|
|
'foo.o': '''
|
|
00000000 g F .text\t00000001 foo
|
|
00000000 g F .text._Z6foobarv\t00000001 _Z6foobarv
|
|
00000000 g F .text.hello\t00000001 hello
|
|
00000000 g F .text._ZThn4_6foobarv\t00000001 _ZThn4_6foobarv
|
|
''',
|
|
'bar.o': '''
|
|
00000000 g F .text.hi\t00000001 hi
|
|
00000000 g F .text.hot._Z6barbazv\t00000001 .hidden _Z6barbazv
|
|
''',
|
|
}
|
|
|
|
PRINT_ICF = '''
|
|
ld: ICF folding section '.text.hello' in file 'foo.o'into '.text.hi' in file 'bar.o'
|
|
ld: ICF folding section '.foo' in file 'foo.o'into '.foo' in file 'bar.o'
|
|
'''
|
|
|
|
class SubprocessPopen(object):
|
|
def __init__(self, test):
|
|
self.test = test
|
|
|
|
def __call__(self, args, stdout = None, stderr = None):
|
|
self.test.assertEqual(stdout, subprocess.PIPE)
|
|
self.test.assertEqual(stderr, subprocess.PIPE)
|
|
if args[0] == 'objdump':
|
|
self.test.assertEqual(args[1], '-t')
|
|
self.test.assertTrue(args[2] in OBJDUMPS)
|
|
return FakeProcess(OBJDUMPS[args[2]])
|
|
else:
|
|
return FakeProcess('', PRINT_ICF)
|
|
|
|
class TestSectionFinder(unittest.TestCase):
|
|
def test_getSections(self):
|
|
'''Test SectionFinder'''
|
|
# Divert subprocess.Popen
|
|
subprocess_popen = subprocess.Popen
|
|
subprocess.Popen = SubprocessPopen(self)
|
|
config.EXPAND_LIBS_ORDER_STYLE = 'linkerscript'
|
|
config.OBJ_SUFFIX = '.o'
|
|
config.LIB_SUFFIX = '.a'
|
|
finder = SectionFinder(['foo.o', 'bar.o'])
|
|
self.assertEqual(finder.getSections('foobar'), [])
|
|
self.assertEqual(finder.getSections('_Z6barbazv'), ['.text.hot._Z6barbazv'])
|
|
self.assertEqual(finder.getSections('_Z6foobarv'), ['.text._Z6foobarv', '.text._ZThn4_6foobarv'])
|
|
self.assertEqual(finder.getSections('_ZThn4_6foobarv'), ['.text._Z6foobarv', '.text._ZThn4_6foobarv'])
|
|
subprocess.Popen = subprocess_popen
|
|
|
|
class TestSymbolOrder(unittest.TestCase):
|
|
def test_getOrderedSections(self):
|
|
'''Test ExpandMoreArgs' _getOrderedSections'''
|
|
# Divert subprocess.Popen
|
|
subprocess_popen = subprocess.Popen
|
|
subprocess.Popen = SubprocessPopen(self)
|
|
config.EXPAND_LIBS_ORDER_STYLE = 'linkerscript'
|
|
config.OBJ_SUFFIX = '.o'
|
|
config.LIB_SUFFIX = '.a'
|
|
config.LD_PRINT_ICF_SECTIONS = ''
|
|
args = ExpandArgsMore(['foo', '-bar', 'bar.o', 'foo.o'])
|
|
self.assertEqual(args._getOrderedSections(['_Z6foobarv', '_Z6barbazv']), ['.text._Z6foobarv', '.text._ZThn4_6foobarv', '.text.hot._Z6barbazv'])
|
|
self.assertEqual(args._getOrderedSections(['_ZThn4_6foobarv', '_Z6barbazv']), ['.text._Z6foobarv', '.text._ZThn4_6foobarv', '.text.hot._Z6barbazv'])
|
|
subprocess.Popen = subprocess_popen
|
|
|
|
def test_getFoldedSections(self):
|
|
'''Test ExpandMoreArgs' _getFoldedSections'''
|
|
# Divert subprocess.Popen
|
|
subprocess_popen = subprocess.Popen
|
|
subprocess.Popen = SubprocessPopen(self)
|
|
config.LD_PRINT_ICF_SECTIONS = '-Wl,--print-icf-sections'
|
|
args = ExpandArgsMore(['foo', '-bar', 'bar.o', 'foo.o'])
|
|
self.assertEqual(args._getFoldedSections(), {'.text.hello': ['.text.hi'], '.text.hi': ['.text.hello']})
|
|
subprocess.Popen = subprocess_popen
|
|
|
|
def test_getOrderedSectionsWithICF(self):
|
|
'''Test ExpandMoreArgs' _getOrderedSections, with ICF'''
|
|
# Divert subprocess.Popen
|
|
subprocess_popen = subprocess.Popen
|
|
subprocess.Popen = SubprocessPopen(self)
|
|
config.EXPAND_LIBS_ORDER_STYLE = 'linkerscript'
|
|
config.OBJ_SUFFIX = '.o'
|
|
config.LIB_SUFFIX = '.a'
|
|
config.LD_PRINT_ICF_SECTIONS = '-Wl,--print-icf-sections'
|
|
args = ExpandArgsMore(['foo', '-bar', 'bar.o', 'foo.o'])
|
|
self.assertEqual(args._getOrderedSections(['hello', '_Z6barbazv']), ['.text.hello', '.text.hi', '.text.hot._Z6barbazv'])
|
|
self.assertEqual(args._getOrderedSections(['_ZThn4_6foobarv', 'hi', '_Z6barbazv']), ['.text._Z6foobarv', '.text._ZThn4_6foobarv', '.text.hi', '.text.hello', '.text.hot._Z6barbazv'])
|
|
subprocess.Popen = subprocess_popen
|
|
|
|
|
|
if __name__ == '__main__':
|
|
mozunit.main()
|