mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
371 lines
16 KiB
Python
371 lines
16 KiB
Python
from __future__ import with_statement
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import subprocess
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import unittest
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import sys
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import os
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import imp
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from tempfile import mkdtemp
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from shutil import rmtree
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sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
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from mozunit import MozTestRunner
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from UserString import UserString
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# Create a controlled configuration for use by expandlibs
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config_win = {
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'AR_EXTRACT': '',
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'DLL_PREFIX': '',
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'LIB_PREFIX': '',
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'OBJ_SUFFIX': '.obj',
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'LIB_SUFFIX': '.lib',
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'DLL_SUFFIX': '.dll',
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'IMPORT_LIB_SUFFIX': '.lib',
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'LIBS_DESC_SUFFIX': '.desc',
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'EXPAND_LIBS_LIST_STYLE': 'list',
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}
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config_unix = {
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'AR_EXTRACT': 'ar -x',
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'DLL_PREFIX': 'lib',
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'LIB_PREFIX': 'lib',
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'OBJ_SUFFIX': '.o',
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'LIB_SUFFIX': '.a',
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'DLL_SUFFIX': '.so',
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'IMPORT_LIB_SUFFIX': '',
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'LIBS_DESC_SUFFIX': '.desc',
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'EXPAND_LIBS_LIST_STYLE': 'linkerscript',
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}
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config = sys.modules['expandlibs_config'] = imp.new_module('expandlibs_config')
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from expandlibs import LibDescriptor, ExpandArgs, relativize
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from expandlibs_gen import generate
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from expandlibs_exec import ExpandArgsMore, SectionFinder
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def Lib(name):
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return config.LIB_PREFIX + name + config.LIB_SUFFIX
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def Obj(name):
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return name + config.OBJ_SUFFIX
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def Dll(name):
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return config.DLL_PREFIX + name + config.DLL_SUFFIX
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def ImportLib(name):
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if not len(config.IMPORT_LIB_SUFFIX): return Dll(name)
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return config.LIB_PREFIX + name + config.IMPORT_LIB_SUFFIX
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class TestRelativize(unittest.TestCase):
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def test_relativize(self):
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'''Test relativize()'''
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os_path_exists = os.path.exists
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def exists(path):
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return True
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os.path.exists = exists
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self.assertEqual(relativize(os.path.abspath(os.curdir)), os.curdir)
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self.assertEqual(relativize(os.path.abspath(os.pardir)), os.pardir)
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self.assertEqual(relativize(os.path.join(os.curdir, 'a')), 'a')
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self.assertEqual(relativize(os.path.join(os.path.abspath(os.curdir), 'a')), 'a')
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# relativize is expected to return the absolute path if it is shorter
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self.assertEqual(relativize(os.sep), os.sep)
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os.path.exists = os.path.exists
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class TestLibDescriptor(unittest.TestCase):
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def test_serialize(self):
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'''Test LibDescriptor's serialization'''
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desc = LibDescriptor()
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desc[LibDescriptor.KEYS[0]] = ['a', 'b']
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self.assertEqual(str(desc), "%s = a b" % LibDescriptor.KEYS[0])
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desc['unsupported-key'] = ['a']
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self.assertEqual(str(desc), "%s = a b" % LibDescriptor.KEYS[0])
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desc[LibDescriptor.KEYS[1]] = ['c', 'd', 'e']
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self.assertEqual(str(desc), "%s = a b\n%s = c d e" % (LibDescriptor.KEYS[0], LibDescriptor.KEYS[1]))
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desc[LibDescriptor.KEYS[0]] = []
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self.assertEqual(str(desc), "%s = c d e" % (LibDescriptor.KEYS[1]))
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def test_read(self):
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'''Test LibDescriptor's initialization'''
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desc_list = ["# Comment",
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"%s = a b" % LibDescriptor.KEYS[1],
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"", # Empty line
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"foo = bar", # Should be discarded
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"%s = c d e" % LibDescriptor.KEYS[0]]
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desc = LibDescriptor(desc_list)
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self.assertEqual(desc[LibDescriptor.KEYS[1]], ['a', 'b'])
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self.assertEqual(desc[LibDescriptor.KEYS[0]], ['c', 'd', 'e'])
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self.assertEqual(False, 'foo' in desc)
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def wrap_method(conf, wrapped_method):
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'''Wrapper used to call a test with a specific configuration'''
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def _method(self):
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for key in conf:
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setattr(config, key, conf[key])
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self.init()
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try:
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wrapped_method(self)
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except:
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raise
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finally:
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self.cleanup()
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return _method
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class ReplicateTests(type):
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'''Replicates tests for unix and windows variants'''
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def __new__(cls, clsName, bases, dict):
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for name in [key for key in dict if key.startswith('test_')]:
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dict[name + '_unix'] = wrap_method(config_unix, dict[name])
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dict[name + '_unix'].__doc__ = dict[name].__doc__ + ' (unix)'
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dict[name + '_win'] = wrap_method(config_win, dict[name])
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dict[name + '_win'].__doc__ = dict[name].__doc__ + ' (win)'
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del dict[name]
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return type.__new__(cls, clsName, bases, dict)
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class TestCaseWithTmpDir(unittest.TestCase):
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__metaclass__ = ReplicateTests
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def init(self):
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self.tmpdir = os.path.abspath(mkdtemp(dir=os.curdir))
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def cleanup(self):
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rmtree(self.tmpdir)
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def touch(self, files):
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for f in files:
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open(f, 'w').close()
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def tmpfile(self, *args):
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return os.path.join(self.tmpdir, *args)
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class TestExpandLibsGen(TestCaseWithTmpDir):
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def test_generate(self):
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'''Test library descriptor generation'''
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files = [self.tmpfile(f) for f in
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[Lib('a'), Obj('b'), Lib('c'), Obj('d'), Obj('e'), Lib('f')]]
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self.touch(files[:-1])
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self.touch([files[-1] + config.LIBS_DESC_SUFFIX])
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desc = generate(files)
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self.assertEqual(desc['OBJS'], [self.tmpfile(Obj(s)) for s in ['b', 'd', 'e']])
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self.assertEqual(desc['LIBS'], [self.tmpfile(Lib(s)) for s in ['a', 'c', 'f']])
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self.assertRaises(Exception, generate, files + [self.tmpfile(Obj('z'))])
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self.assertRaises(Exception, generate, files + [self.tmpfile(Lib('y'))])
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class TestExpandInit(TestCaseWithTmpDir):
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def init(self):
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''' Initializes test environment for library expansion tests'''
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super(TestExpandInit, self).init()
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# Create 2 fake libraries, each containing 3 objects, and the second
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# including the first one and another library.
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os.mkdir(self.tmpfile('libx'))
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os.mkdir(self.tmpfile('liby'))
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self.libx_files = [self.tmpfile('libx', Obj(f)) for f in ['g', 'h', 'i']]
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self.liby_files = [self.tmpfile('liby', Obj(f)) for f in ['j', 'k', 'l']] + [self.tmpfile('liby', Lib('z'))]
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self.touch(self.libx_files + self.liby_files)
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with open(self.tmpfile('libx', Lib('x') + config.LIBS_DESC_SUFFIX), 'w') as f:
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f.write(str(generate(self.libx_files)))
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with open(self.tmpfile('liby', Lib('y') + config.LIBS_DESC_SUFFIX), 'w') as f:
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f.write(str(generate(self.liby_files + [self.tmpfile('libx', Lib('x'))])))
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# Create various objects and libraries
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self.arg_files = [self.tmpfile(f) for f in [Lib('a'), Obj('b'), Obj('c'), Lib('d'), Obj('e')]]
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# We always give library names (LIB_PREFIX/SUFFIX), even for
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# dynamic/import libraries
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self.files = self.arg_files + [self.tmpfile(ImportLib('f'))]
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self.arg_files += [self.tmpfile(Lib('f'))]
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self.touch(self.files)
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def assertRelEqual(self, args1, args2):
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self.assertEqual(args1, [relativize(a) for a in args2])
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class TestExpandArgs(TestExpandInit):
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def test_expand(self):
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'''Test library expansion'''
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# Expanding arguments means libraries with a descriptor are expanded
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# with the descriptor content, and import libraries are used when
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# a library doesn't exist
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args = ExpandArgs(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))])
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self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + self.libx_files)
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# When a library exists at the same time as a descriptor, we just use
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# the library
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self.touch([self.tmpfile('libx', Lib('x'))])
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args = ExpandArgs(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))])
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self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + [self.tmpfile('libx', Lib('x'))])
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self.touch([self.tmpfile('liby', Lib('y'))])
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args = ExpandArgs(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))])
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self.assertRelEqual(args, ['foo', '-bar'] + self.files + [self.tmpfile('liby', Lib('y'))])
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class TestExpandArgsMore(TestExpandInit):
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def test_makelist(self):
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'''Test grouping object files in lists'''
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# ExpandArgsMore does the same as ExpandArgs
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with ExpandArgsMore(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))]) as args:
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self.assertRelEqual(args, ['foo', '-bar'] + self.files + self.liby_files + self.libx_files)
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# But also has an extra method replacing object files with a list
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args.makelist()
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# self.files has objects at #1, #2, #4
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self.assertRelEqual(args[:3], ['foo', '-bar'] + self.files[:1])
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self.assertRelEqual(args[4:], [self.files[3]] + self.files[5:] + [self.tmpfile('liby', Lib('z'))])
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# Check the list file content
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objs = [f for f in self.files + self.liby_files + self.libx_files if f.endswith(config.OBJ_SUFFIX)]
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if config.EXPAND_LIBS_LIST_STYLE == "linkerscript":
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self.assertNotEqual(args[3][0], '@')
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filename = args[3]
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content = ["INPUT(%s)" % relativize(f) for f in objs]
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with open(filename, 'r') as f:
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self.assertEqual([l.strip() for l in f.readlines() if len(l.strip())], content)
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elif config.EXPAND_LIBS_LIST_STYLE == "list":
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self.assertEqual(args[3][0], '@')
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filename = args[3][1:]
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content = objs
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with open(filename, 'r') as f:
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self.assertRelEqual([l.strip() for l in f.readlines() if len(l.strip())], content)
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tmp = args.tmp
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# Check that all temporary files are properly removed
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self.assertEqual(True, all([not os.path.exists(f) for f in tmp]))
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def test_extract(self):
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'''Test library extraction'''
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# Divert subprocess.call
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subprocess_call = subprocess.call
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extracted = {}
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def call(args, **kargs):
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# The command called is always AR_EXTRACT
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ar_extract = config.AR_EXTRACT.split()
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self.assertRelEqual(args[:len(ar_extract)], ar_extract)
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# Remaining argument is always one library
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self.assertRelEqual([os.path.splitext(arg)[1] for arg in args[len(ar_extract):]], [config.LIB_SUFFIX])
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# Simulate AR_EXTRACT extracting one object file for the library
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lib = os.path.splitext(os.path.basename(args[len(ar_extract)]))[0]
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extracted[lib] = os.path.join(kargs['cwd'], "%s" % Obj(lib))
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self.touch([extracted[lib]])
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subprocess.call = call
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# ExpandArgsMore does the same as ExpandArgs
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self.touch([self.tmpfile('liby', Lib('y'))])
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with ExpandArgsMore(['foo', '-bar'] + self.arg_files + [self.tmpfile('liby', Lib('y'))]) as args:
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self.assertRelEqual(args, ['foo', '-bar'] + self.files + [self.tmpfile('liby', Lib('y'))])
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# ExpandArgsMore also has an extra method extracting static libraries
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# when possible
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args.extract()
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files = self.files + self.liby_files + self.libx_files
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if not len(config.AR_EXTRACT):
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# If we don't have an AR_EXTRACT, extract() expands libraries with a
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# descriptor when the corresponding library exists (which ExpandArgs
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# alone doesn't)
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self.assertRelEqual(args, ['foo', '-bar'] + files)
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else:
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# With AR_EXTRACT, it uses the descriptors when there are, and actually
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# extracts the remaining libraries
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self.assertRelEqual(args, ['foo', '-bar'] + [extracted[os.path.splitext(os.path.basename(f))[0]] if f.endswith(config.LIB_SUFFIX) else f for f in files])
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tmp = args.tmp
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# Check that all temporary files are properly removed
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self.assertEqual(True, all([not os.path.exists(f) for f in tmp]))
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# Restore subprocess.call
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subprocess.call = subprocess_call
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class FakeProcess(object):
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def __init__(self, out, err = ''):
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self.out = out
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self.err = err
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def communicate(self):
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return (self.out, self.err)
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OBJDUMPS = {
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'foo.o': '''
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00000000 g F .text\t00000001 foo
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00000000 g F .text._Z6foobarv\t00000001 _Z6foobarv
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00000000 g F .text.hello\t00000001 hello
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00000000 g F .text._ZThn4_6foobarv\t00000001 _ZThn4_6foobarv
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''',
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'bar.o': '''
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00000000 g F .text.hi\t00000001 hi
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00000000 g F .text.hot._Z6barbazv\t00000001 .hidden _Z6barbazv
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''',
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}
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PRINT_ICF = '''
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ld: ICF folding section '.text.hello' in file 'foo.o'into '.text.hi' in file 'bar.o'
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ld: ICF folding section '.foo' in file 'foo.o'into '.foo' in file 'bar.o'
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'''
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class SubprocessPopen(object):
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def __init__(self, test):
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self.test = test
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def __call__(self, args, stdout = None, stderr = None):
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self.test.assertEqual(stdout, subprocess.PIPE)
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self.test.assertEqual(stderr, subprocess.PIPE)
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if args[0] == 'objdump':
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self.test.assertEqual(args[1], '-t')
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self.test.assertTrue(args[2] in OBJDUMPS)
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return FakeProcess(OBJDUMPS[args[2]])
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else:
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return FakeProcess('', PRINT_ICF)
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class TestSectionFinder(unittest.TestCase):
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def test_getSections(self):
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'''Test SectionFinder'''
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# Divert subprocess.Popen
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subprocess_popen = subprocess.Popen
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subprocess.Popen = SubprocessPopen(self)
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config.EXPAND_LIBS_ORDER_STYLE = 'linkerscript'
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config.OBJ_SUFFIX = '.o'
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config.LIB_SUFFIX = '.a'
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finder = SectionFinder(['foo.o', 'bar.o'])
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self.assertEqual(finder.getSections('foobar'), [])
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self.assertEqual(finder.getSections('_Z6barbazv'), ['.text.hot._Z6barbazv'])
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self.assertEqual(finder.getSections('_Z6foobarv'), ['.text._Z6foobarv', '.text._ZThn4_6foobarv'])
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self.assertEqual(finder.getSections('_ZThn4_6foobarv'), ['.text._Z6foobarv', '.text._ZThn4_6foobarv'])
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subprocess.Popen = subprocess_popen
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class TestSymbolOrder(unittest.TestCase):
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def test_getOrderedSections(self):
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'''Test ExpandMoreArgs' _getOrderedSections'''
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# Divert subprocess.Popen
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subprocess_popen = subprocess.Popen
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subprocess.Popen = SubprocessPopen(self)
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config.EXPAND_LIBS_ORDER_STYLE = 'linkerscript'
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config.OBJ_SUFFIX = '.o'
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config.LIB_SUFFIX = '.a'
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config.LD_PRINT_ICF_SECTIONS = ''
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args = ExpandArgsMore(['foo', '-bar', 'bar.o', 'foo.o'])
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self.assertEqual(args._getOrderedSections(['_Z6foobarv', '_Z6barbazv']), ['.text._Z6foobarv', '.text._ZThn4_6foobarv', '.text.hot._Z6barbazv'])
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self.assertEqual(args._getOrderedSections(['_ZThn4_6foobarv', '_Z6barbazv']), ['.text._Z6foobarv', '.text._ZThn4_6foobarv', '.text.hot._Z6barbazv'])
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subprocess.Popen = subprocess_popen
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def test_getFoldedSections(self):
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'''Test ExpandMoreArgs' _getFoldedSections'''
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# Divert subprocess.Popen
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subprocess_popen = subprocess.Popen
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subprocess.Popen = SubprocessPopen(self)
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config.LD_PRINT_ICF_SECTIONS = '-Wl,--print-icf-sections'
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args = ExpandArgsMore(['foo', '-bar', 'bar.o', 'foo.o'])
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self.assertEqual(args._getFoldedSections(), {'.text.hello': '.text.hi', '.text.hi': ['.text.hello']})
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subprocess.Popen = subprocess_popen
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def test_getOrderedSectionsWithICF(self):
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'''Test ExpandMoreArgs' _getOrderedSections, with ICF'''
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# Divert subprocess.Popen
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subprocess_popen = subprocess.Popen
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subprocess.Popen = SubprocessPopen(self)
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config.EXPAND_LIBS_ORDER_STYLE = 'linkerscript'
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config.OBJ_SUFFIX = '.o'
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config.LIB_SUFFIX = '.a'
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config.LD_PRINT_ICF_SECTIONS = '-Wl,--print-icf-sections'
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args = ExpandArgsMore(['foo', '-bar', 'bar.o', 'foo.o'])
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self.assertEqual(args._getOrderedSections(['hello', '_Z6barbazv']), ['.text.hi', '.text.hello', '.text.hot._Z6barbazv'])
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self.assertEqual(args._getOrderedSections(['_ZThn4_6foobarv', 'hi', '_Z6barbazv']), ['.text._Z6foobarv', '.text._ZThn4_6foobarv', '.text.hi', '.text.hello', '.text.hot._Z6barbazv'])
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subprocess.Popen = subprocess_popen
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if __name__ == '__main__':
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unittest.main(testRunner=MozTestRunner())
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